tweak mount parameters - Githubissues

renzhengeek commented 8 years ago

base

n1:~/951724 # ./iomaker -w -v -l -1 /mnt/shared/file 1000
buffer length/nCount = 1024 1000
   1| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:119 msecs
   2| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   3| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   4| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   5| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
   6| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
   7| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:121 msecs
   8| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
   9| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
  10| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  11| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:141 msecs
  12| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:120 msecs
  13| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  14| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  15| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:7594 msecs
  16| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:17073 msecs
  17| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  18| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:124 msecs
  19| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  20| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:138 msecs
  21| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  22| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
  23| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:140 msecs
  24| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:127 msecs
  25| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  26| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  27| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
  28| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  29| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  30| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  31| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:149 msecs
  32| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  33| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:9101 msecs
  34| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:16223 msecs
  35| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  36| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  37| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
  38| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
  39| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:127 msecs
  40| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
  41| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  42| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:138 msecs
  43| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  44| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  45| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
  46| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:140 msecs
  47| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  48| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
  49| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:122 msecs
  50| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  51| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  52| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:127 msecs
  53| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3715 msecs
  54| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:15381 msecs
  55| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  56| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
  57| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
  58| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  59| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  60| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:140 msecs
  61| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
  62| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:140 msecs
  63| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  64| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
  65| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
  66| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
  67| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs

n2:~/951724 # ./iomaker -v -l -1 /mnt/shared/file 1000
buffer length/nCount = 1024 1000
   1| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:20 msec
   2| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
   3| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
   4| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
   5| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
   6| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:59 msec
   7| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
   8| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
   9| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
  10| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  11| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  12| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:7513 msec
  13| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:17021 msec
  14| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:37 msec
  15| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  16| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  17| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  18| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
  19| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  20| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:176 msec
  21| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec
  22| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  23| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  24| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  25| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  26| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  27| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  28| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  29| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  30| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:60 msec
  31| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:9035 msec
  32| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:16163 msec                                                                                                                                                                                                                        
  33| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:38 msec                                                                                                                                                                                                                           
  34| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec                                                                                                                                                                                                                           
  35| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:80 msec                                                                                                                                                                                                                           
  36| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec                                                                                                                                                                                                                           
  37| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec                                                                                                                                                                                                                           
  38| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:74 msec                                                                                                                                                                                                                           
  39| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:93 msec                                                                                                                                                                                                                           
  40| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec                                                                                                                                                                                                                           
  41| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec                                                                                                                                                                                                                           
  42| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec                                                                                                                                                                                                                           
  43| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec                                                                                                                                                                                                                           
  44| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec                                                                                                                                                                                                                           
  45| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec                                                                                                                                                                                                                           
  46| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec                                                                                                                                                                                                                           
  47| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec                                                                                                                                                                                                                           
  48| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:309 msec                                                                                                                                                                                                                          
  49| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec                                                                                                                                                                                                                           
  50| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec                                                                                                                                                                                                                           
  51| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec                                                                                                                                                                                                                           
  52| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:3612 msec                                                                                                                                                                                                                         
  53| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:15313 msec                                                                                                                                                                                                                        
  54| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:43 msec                                                                                                                                                                                                                           
  55| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec                                                                                                                                                                                                                           
  56| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec                                                                                                                                                                                                                           
  57| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec                                                                                                                                                                                                                           
  58| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec                                                                                                                                                                                                                           
  59| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec                                                                                                                                                                                                                           
  60| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec                                                                                                                                                                                                                           
  61| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec                                                                                                                                                                                                                           
  62| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec                                                                                                                                                                                                                           
  63| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec                                                                                                                                                                                                                           
  64| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec                                                                                                                                                                                                                           
  65| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec                                                                                                                                                                                                                           
  66| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec                                                                                                                                                                                                                           
  67| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:60 msec

renzhengeek commented 8 years ago

-o commit=1

n1:~/951724 # ./iomaker -w -v -l -1 /mnt/shared/file 1000
buffer length/nCount = 1024 1000
   1| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:117 msecs
   2| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:10 msecs
   3| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:25 msecs
   4| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:46 msecs
   5| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:2436 msecs
   6| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:15093 msecs
   7| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:143 msecs
   8| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:122 msecs
   9| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  10| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:145 msecs
  11| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
  12| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  13| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:127 msecs
  14| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  15| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  16| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:127 msecs
  17| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  18| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:139 msecs
  19| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  20| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  21| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  22| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:11948 msecs
  23| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:11001 msecs
  24| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:137 msecs
  25| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  26| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  27| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:156 msecs
  28| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  29| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
  30| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:141 msecs
  31| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
  32| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  33| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  34| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  35| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:144 msecs
  36| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  37| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:148 msecs
  38| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:1228 msecs
  39| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:13009 msecs
  40| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  41| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  42| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  43| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:141 msecs
  44| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
  45| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
  46| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
  47| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
  48| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs

n2:~/951724 # ./iomaker -v -l -1 /mnt/shared/file 1000
buffer length/nCount = 1024 1000
   1| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:25 msec
   2| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:2346 msec
   3| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:15052 msec
   4| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:34 msec
   5| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
   6| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
   7| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
   8| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
   9| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  10| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:33 msec
  11| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:109 msec
  12| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  13| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  14| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  15| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  16| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  17| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  18| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  19| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  20| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:11889 msec
  21| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:10911 msec
  22| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:34 msec
  23| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  24| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  25| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
  26| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  27| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
  28| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  29| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  30| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
  31| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:76 msec
  32| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:172 msec
  33| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
  34| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  35| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  36| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
  37| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:1137 msec
  38| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:12928 msec
  39| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:41 msec
  40| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  41| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  42| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  43| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  44| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  45| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:60 msec
  46| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
  47| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:76 msec
  48| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec

renzhengeek commented 8 years ago

-o commit=30

n1:~/951724 # ./iomaker -w -v -l -1 /mnt/shared/file 1000
buffer length/nCount = 1024 1000
   1| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:116 msecs
   2| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   3| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   4| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:14947 msecs
   5| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:11349 msecs
   6| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
   7| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
   8| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:140 msecs
   9| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
  10| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:137 msecs
  11| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  12| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:139 msecs
  13| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:122 msecs
  14| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:124 msecs
  15| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
  16| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:141 msecs
  17| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  18| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
  19| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:142 msecs
  20| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:137 msecs
  21| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
  22| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:12440 msecs
  23| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:146 msecs
  24| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  25| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  26| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  27| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:138 msecs
  28| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:152 msecs
  29| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  30| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:137 msecs
  31| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  32| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:138 msecs
  33| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:140 msecs
  34| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  35| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:139 msecs
  36| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  37| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:6832 msecs
  38| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:12464 msecs

n2:~/951724 # ./iomaker -v -l -1 /mnt/shared/file 1000
buffer length/nCount = 1024 1000
   1| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:14890 msec
   2| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:11263 msec
   3| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:50 msec
   4| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
   5| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
   6| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
   7| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
   8| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:76 msec
   9| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
  10| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  11| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
  12| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  13| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
  14| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:177 msec
  15| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  16| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  17| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  18| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  19| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:59 msec
  20| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:12357 msec
  21| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:36 msec
  22| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  23| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
  24| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  25| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:74 msec
  26| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:77 msec
  27| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  28| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  29| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  30| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  31| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  32| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:86 msec
  33| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  34| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  35| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  36| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:6760 msec
  37| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:12464 msec
  38| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:9415 msec

renzhengeek commented 8 years ago

n1:~/951724 # mount -o data=writeback /dev/sda2 /mnt/shared/
n1:~/951724 # ./iomaker -w -v -l -1 /mnt/shared/file 1000
buffer length/nCount = 1024 1000
   1| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:116 msecs
   2| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   3| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
   4| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:1955 msecs
   5| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:15709 msecs
   6| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
   7| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
   8| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:124 msecs
   9| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  10| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:124 msecs
  11| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:171 msecs
  12| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:433 msecs
  13| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
  14| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:144 msecs
  15| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:127 msecs
  16| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  17| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  18| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3089 msecs
  19| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:15487 msecs
  20| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
  21| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
  22| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:141 msecs
  23| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:143 msecs
  24| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:146 msecs
  25| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  26| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
  27| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:144 msecs
  28| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
  29| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:137 msecs
  30| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
  31| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  32| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  33| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:1469 msecs
  34| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:10356 msecs
  35| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:16743 msecs
  36| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:141 msecs
  37| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:19237 msecs
  38| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:18294 msecs
  39| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  40| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
  41| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  42| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:142 msecs
  43| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  44| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  45| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  46| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:139 msecs
  47| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
  48| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
  49| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  50| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:137 msecs
  51| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
  52| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:1391 msecs
  53| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:17098 msecs
  54| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  55| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:16764 msecs
  56| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  57| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
  58| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  59| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
  60| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  61| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
  62| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
  63| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  64| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  65| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  66| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:123 msecs
  67| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:139 msecs
  68| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
  69| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  70| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:10022 msecs
  71| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:1744 msecs
  72| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:23 msecs

n2:~/951724 # ./iomaker -v -l -1 /mnt/shared/file 1000
buffer length/nCount = 1024 1000
   1| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:27 msec
   2| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
   3| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:1851 msec
   4| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:15642 msec
   5| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:45 msec
   6| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
   7| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
   8| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
   9| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  10| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  11| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:318 msec
  12| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:36 msec
  13| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  14| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  15| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  16| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  17| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  18| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:2992 msec
  19| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:15422 msec
  20| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:38 msec
  21| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:74 msec
  22| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
  23| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  24| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
  25| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  26| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec
  27| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  28| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
  29| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  30| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  31| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  32| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  33| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  34| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:1373 msec
  35| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:10360 msec
  36| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:16682 msec
  37| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:40 msec
  38| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:19384 msec
  39| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:18239 msec
  40| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:44 msec
  41| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  42| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:59 msec
  43| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
  44| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:75 msec
  45| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  46| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  47| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  48| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
  49| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  50| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  51| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  52| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec
  53| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  54| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:1291 msec
  55| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:17042 msec
  56| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:39 msec
  57| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:16837 msec
  58| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:45 msec
  59| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  60| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:32 msec
  61| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
  62| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  63| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  64| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  65| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
  66| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:75 msec
  67| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  68| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:60 msec
  69| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  70| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  71| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  72| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  73| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:9959 msec

renzhengeek commented 8 years ago

n2:~/951724 # ./iomaker -v -l -1 /mnt/shared/file 1000
buffer length/nCount = 1024 1000
   1| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:23 msec
   2| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
   3| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
   4| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:712 msec
   5| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
   6| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
   7| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:58 msec
   8| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:60 msec
   9| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:58 msec
  10| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
  11| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  12| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  13| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
  14| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:74 msec
  15| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  16| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  17| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  18| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:75 msec
  19| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:74 msec
  20| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:521 msec
  21| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  22| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:75 msec
  23| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
  24| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
  25| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
  26| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:77 msec
  27| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
  28| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  29| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  30| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec
  31| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:60 msec
  32| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  33| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  34| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec
  35| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:1221 msec
  36| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  37| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  38| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  39| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  40| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  41| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  42| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:57 msec
  43| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  44| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
  45| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  46| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec
  47| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  48| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
  49| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  50| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  51| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  52| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:1390 msec
  53| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  54| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:59 msec
  55| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  56| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:58 msec
  57| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  58| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:238 msec
  59| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  60| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:59 msec
  61| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
  62| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  63| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  64| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  65| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:768 msec
  66| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  67| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
  68| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:78 msec
  69| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  70| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:59 msec
  71| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
  72| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:77 msec
  73| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  74| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  75| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:306 msec
  76| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:513 msec
  77| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  78| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  79| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  80| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  81| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  82| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  83| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  84| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  85| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  86| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  87| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:78 msec
  88| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  89| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  90| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  91| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
  92| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:1017 msec
  93| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec
  94| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  95| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  96| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  97| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  98| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  99| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
 100| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
 101| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 102| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 103| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:77 msec
 104| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
 105| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
 106| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
 107| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:2810 msec
 108| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:76 msec
 109| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:57 msec
 110| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
 111| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:59 msec
 112| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
 113| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:59 msec
 114| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec
 115| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
 116| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
 117| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
 118| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
 119| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:59 msec
 120| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
 121| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
 122| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
 123| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:8569 msec
 124| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
 125| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
 126| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
 127| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec
 128| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
 129| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 130| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
 131| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:78 msec
 132| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:120 msec
 133| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
 134| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:60 msec
 135| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:59 msec
 136| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:80 msec
 137| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
 138| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:1654 msec
 139| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
 140| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
 141| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
 142| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:60 msec
 143| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
 144| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
 145| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec
 146| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 147| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
 148| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
 149| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:74 msec
 150| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
 151| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
 152| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:75 msec
 153| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:3388 msec
 154| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
 155| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:74 msec
 156| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:198 msec
 157| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
 158| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
 159| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
 160| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
 161| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
 162| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 163| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
 164| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
 165| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
 166| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
 167| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:1706 msec
 168| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
 169| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 170| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
 171| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
 172| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:76 msec
 173| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
 174| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
 175| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:75 msec
 176| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 177| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:74 msec
 178| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
 179| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
 180| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 181| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
 182| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:434 msec
 183| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
 184| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
 185| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
 186| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
 187| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
 188| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
 189| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 190| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
 191| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:59 msec
 192| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
 193| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
 194| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 195| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
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 198| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:524 msec
 199| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
 200| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
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 211| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
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 215| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
 216| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
 217| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
 218| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
 219| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 220| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
 221| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec

n1:~/951724 # ./iomaker -w -v -l -1 /mnt/shared/file 1000
buffer length/nCount = 1024 1000
   1| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:116 msecs
   2| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   3| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   4| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   5| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
   6| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
   7| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
   8| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:616 msecs
   9| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  10| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  11| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  12| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  13| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  14| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  15| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  16| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  17| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  18| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  19| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  20| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  21| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  22| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  23| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:5 msecs
  24| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  25| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:440 msecs
  26| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  27| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:5 msecs
  28| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:5 msecs
  29| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:5 msecs
  30| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:6 msecs
  31| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:6 msecs
  32| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:5 msecs
  33| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  34| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  35| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  36| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  37| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:6 msecs
  38| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  39| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  40| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  41| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:1134 msecs
  42| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  43| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  44| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  45| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  46| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  47| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  48| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  49| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  50| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  51| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:5 msecs
  52| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  53| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  54| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  55| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  56| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:7 msecs
  57| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:5 msecs
  58| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:6 msecs
  59| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:1311 msecs
  60| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  61| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  62| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  63| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  64| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  65| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  66| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  67| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  68| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  69| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  70| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  71| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  72| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  73| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:657 msecs
  74| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  75| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  76| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  77| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  78| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  79| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  80| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:5 msecs
  81| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  82| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  83| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  84| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  85| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:425 msecs
  86| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  87| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  88| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  89| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  90| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  91| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  92| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  93| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  94| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:6 msecs
  95| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  96| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  97| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
  98| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:6 msecs
  99| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 100| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 101| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 102| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:933 msecs
 103| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 104| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 105| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 106| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 107| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 108| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:5 msecs
 109| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 110| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 111| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 112| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 113| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 114| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 115| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 116| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 117| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 118| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:2704 msecs
 119| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 120| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 121| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 122| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 123| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 124| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 125| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 126| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 127| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 128| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 129| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 130| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 131| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 132| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 133| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:5 msecs
 134| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 135| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:8483 msecs
 136| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 137| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 138| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 139| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 140| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 141| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 142| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 143| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 144| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 145| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 146| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 147| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 148| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 149| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 150| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 151| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:1552 msecs
 152| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 153| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 154| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 155| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 156| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 157| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 158| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 159| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 160| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 161| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 162| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:5 msecs
 163| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 164| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 165| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 166| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 167| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3283 msecs
 168| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 169| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 170| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 171| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 172| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 173| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 174| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 175| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 176| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 177| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 178| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 179| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 180| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 181| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 182| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:1632 msecs
 183| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 184| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 185| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 186| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 187| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 188| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 189| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 190| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 191| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 192| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 193| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 194| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 195| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 196| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 197| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 198| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:335 msecs
 199| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 200| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 201| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 202| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 203| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 204| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 205| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 206| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 207| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 208| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 209| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 210| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 211| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 212| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 213| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 214| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 215| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:471 msecs
 216| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:6 msecs
 217| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 218| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:6 msecs
 219| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 220| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 221| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 222| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 223| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 224| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:5 msecs
 225| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 226| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 227| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 228| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 229| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 230| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:1604 msecs
 231| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 232| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 233| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:5 msecs
 234| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 235| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 236| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 237| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 238| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:4 msecs
 239| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:5 msecs

renzhengeek commented 8 years ago

n1:~/951724 # man mount.ocfs2 
n1:~/951724 # mount -o relatime /dev/sda2 /mnt/shared/           
n1:~/951724 # ./iomaker -w -v -l -1 /mnt/shared/file 1000
buffer length/nCount = 1024 1000
   1| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:115 msecs
   2| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   3| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   4| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   5| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   6| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:36 msecs
   7| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   8| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:148 msecs
   9| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
  10| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
  11| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:141 msecs
  12| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:127 msecs
  13| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:127 msecs
  14| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  15| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:124 msecs
  16| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:120 msecs
  17| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:123 msecs
  18| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:138 msecs
  19| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:147 msecs
  20| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:123 msecs
  21| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:120 msecs
  22| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:124 msecs
  23| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:9218 msecs
  24| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:15915 msecs
  25| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  26| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  27| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  28| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:142 msecs
  29| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
  30| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
  31| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
  32| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:137 msecs
  33| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:137 msecs
  34| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:143 msecs
  35| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:146 msecs
  36| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  37| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
  38| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  39| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:1662 msecs

  40| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:14048 msecs
  41| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:16223 msecs
  42| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:122 msecs
  43| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:123 msecs
  44| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  45| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
  46| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:144 msecs
  47| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  48| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  49| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  50| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:123 msecs
  51| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:127 msecs
  52| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
  53| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
  54| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:150 msecs
  55| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
  56| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  57| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:122 msecs
  58| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
  59| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
  60| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:1410 msecs
  61| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:17585 msecs
  62| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:189 msecs
  63| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:163 msecs
  64| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
  65| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
  66| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  67| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
  68| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  69| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  70| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:145 msecs
  71| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:144 msecs
  72| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  73| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
  74| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  75| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
  76| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  77| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:555 msecs

  78| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:17892 msecs
  79| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:337 msecs
  80| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:124 msecs
  81| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
  82| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  83| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:141 msecs
  84| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
  85| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  86| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
  87| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  88| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
  89| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:127 msecs
  90| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:149 msecs
  91| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:137 msecs
  92| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
  93| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:7234 msecs
  94| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:19249 msecs
  95| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:17947 msecs
  96| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:139 msecs
  97| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:151 msecs
  98| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:139 msecs
  99| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:148 msecs
 100| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
 101| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
 102| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
 103| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
 104| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
 105| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:142 msecs
 106| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
 107| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
 108| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
 109| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:139 msecs
 110| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
 111| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:142 msecs
 112| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:147 msecs
 113| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:138 msecs
 114| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
 115| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
 116| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:7704 msecs
 117| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:14856 msecs
 118| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:143 msecs
 119| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:147 msecs
 120| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
 121| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
 122| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
 123| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
 124| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:143 msecs
 125| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:140 msecs
 126| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
 127| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
 128| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
 129| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
 130| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
 131| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:2180 msecs
 132| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:14833 msecs
 133| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
 134| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:157 msecs
 135| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
 136| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:137 msecs
 137| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
 138| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
 139| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:142 msecs
 140| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
 141| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:139 msecs
 142| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:137 msecs
 143| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:144 msecs
 144| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
 145| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
 146| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
 147| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:1744 msecs
 148| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:14322 msecs
 149| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
 150| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
 151| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:144 msecs
 152| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
 153| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:124 msecs
 154| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
 155| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
 156| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
 157| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
 158| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:148 msecs
 159| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
 160| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
 161| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
 162| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:127 msecs
 163| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:11851 msecs
 164| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:16224 msecs
 165| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:123 msecs
 166| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
 167| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
 168| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:143 msecs
 169| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
 170| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
 171| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
 172| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
 173| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
 174| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
 175| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
 176| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
 177| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
 178| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:124 msecs
 179| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:1232 msecs
 180| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:16899 msecs
 181| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:141 msecs
 182| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
 183| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
 184| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:141 msecs
 185| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:145 msecs
 186| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
 187| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
 188| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
 189| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
 190| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
 191| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:142 msecs
 192| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:150 msecs
 193| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
 194| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
 195| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:8397 msecs
 196| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
 197| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:150 msecs
 198| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
 199| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:12524 msecs

n2:~/951724 # ./iomaker -v -l -1 /mnt/shared/file 1000
buffer length/nCount = 1024 1000
   1| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:19 msec
   2| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
   3| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:104 msec
   4| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
   5| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
   6| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
   7| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
   8| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
   9| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  10| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
  11| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  12| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  13| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  14| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  15| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
  16| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  17| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:9156 msec
  18| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:15854 msec
  19| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:42 msec
  20| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  21| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
  22| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:117 msec
  23| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  24| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:75 msec
  25| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:82 msec
  26| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  27| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  28| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:79 msec
  29| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  30| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  31| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec
  32| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:60 msec
  33| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  34| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:1568 msec

  35| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:13986 msec
  36| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:16208 msec
  37| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:44 msec
  38| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  39| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  40| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  41| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:77 msec
  42| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  43| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  44| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  45| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
  46| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec
  47| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:316 msec
  48| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  49| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:74 msec
  50| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:58 msec
  51| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
  52| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  53| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec
  54| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
  55| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  56| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:1321 msec
  57| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:17541 msec
  58| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:75 msec
  59| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
  60| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:189 msec
  61| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
  62| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  63| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  64| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  65| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
  66| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  67| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  68| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  69| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  70| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  71| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  72| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  73| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  74| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:455 msec

  75| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:17836 msec
  76| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:243 msec
  77| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  78| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
  79| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  80| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  81| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  82| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  83| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  84| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
  85| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:75 msec
  86| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  87| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  88| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  89| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  90| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
  91| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:7163 msec
  92| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:19235 msec
  93| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:17899 msec
  94| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:44 msec
  95| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:76 msec
  96| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  97| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:294 msec
  98| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  99| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
 100| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:275 msec
 101| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
 102| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
 103| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
 104| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
 105| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
 106| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
 107| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:78 msec
 108| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
 109| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
 110| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 111| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
 112| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
 113| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
 114| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
 115| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:7646 msec
 116| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:14781 msec
 117| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:48 msec
 118| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:81 msec
 119| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
 120| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
 121| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
 122| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
 123| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
 124| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
 125| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
 126| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
 127| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
 128| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 129| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:79 msec
 130| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
 131| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:2094 msec
 132| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:14762 msec
 133| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:42 msec
 134| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:141 msec
 135| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 136| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:85 msec
 137| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
 138| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
 139| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
 140| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
 141| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
 142| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
 143| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
 144| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
 145| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
 146| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
 147| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
 148| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:1646 msec
 149| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:14248 msec
 150| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:44 msec
 151| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
 152| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
 153| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
 154| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
 155| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:79 msec
 156| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
 157| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
 158| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
 159| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 160| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
 161| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
 162| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
 163| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:60 msec
 164| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
 165| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:11799 msec
 166| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:16165 msec
 167| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:41 msec
 168| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
 169| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
 170| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
 171| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
 172| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
 173| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
 174| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:76 msec
 175| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
 176| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
 177| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:60 msec
 178| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:86 msec
 179| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:58 msec
 180| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
 181| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
 182| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:1142 msec
 183| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:16840 msec
 184| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:39 msec
 185| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
 186| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
 187| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
 188| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
 189| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 190| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
 191| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:77 msec
 192| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:83 msec
 193| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 194| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
 195| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
 196| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
 197| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
 198| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
 199| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:8572 msec
 200| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:77 msec
 201| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:75 msec
 202| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
 203| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:12472 msec
 204| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:15888 msec
 205| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:48 msec
 206| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
 207| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
 208| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec

renzhengeek commented 8 years ago

n1:~/951724 # mount -o coherency=buffered /dev/sda2 /mnt/shared/
n1:~/951724 # ./iomaker -w -v -l -1 /mnt/shared/file 1000
buffer length/nCount = 1024 1000
   1| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
   2| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   3| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   4| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   5| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   6| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:5 msecs
   7| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
   8| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:140 msecs
   9| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:154 msecs
  10| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:8573 msecs
  11| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:13009 msecs
  12| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  13| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  14| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:137 msecs
  15| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
  16| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:140 msecs
  17| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  18| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  19| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  20| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  21| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:139 msecs
  22| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:148 msecs
  23| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
  24| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:137 msecs
  25| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
  26| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:139 msecs
  27| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:137 msecs
  28| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:141 msecs
  29| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:154 msecs
  30| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:6122 msecs
  31| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:10438 msecs
  32| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  33| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
  34| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:161 msecs
  35| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  36| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  37| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  38| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:123 msecs
  39| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  40| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  41| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  42| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:145 msecs
  43| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  44| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:136 msecs
  45| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:1302 msecs
  46| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:10222 msecs
  47| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:150 msecs
  48| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
  49| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  50| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  51| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  52| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
  53| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:125 msecs
  54| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
  55| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  56| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:127 msecs
  57| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  58| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  59| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
  60| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
  61| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  62| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:10327 msecs
  63| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:152 msecs
  64| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  65| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  66| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:150 msecs
  67| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:137 msecs
  68| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:143 msecs

n2:~/951724 # mount -o coherency=buffered /dev/sda2 /mnt/shared/
n2:~/951724 # ./iomaker -v -l -1 /mnt/shared/file 1000
buffer length/nCount = 1024 1000
   1| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:24 msec
   2| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:76 msec
   3| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
   4| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
   5| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:8505 msec
   6| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:12929 msec
   7| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:44 msec
   8| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
   9| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:145 msec
  10| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  11| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
  12| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
  13| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  14| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  15| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
  16| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:307 msec
  17| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  18| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  19| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  20| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  21| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  22| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  23| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:77 msec
  24| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:75 msec
  25| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:74 msec
  26| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:6045 msec
  27| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:10341 msec
  28| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:48 msec
  29| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  30| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  31| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  32| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
  33| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  34| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:81 msec
  35| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:74 msec
  36| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  37| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  38| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  39| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  40| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  41| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  42| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:1202 msec
  43| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:10124 msec
  44| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:48 msec
  45| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  46| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:73 msec
  47| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  48| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  49| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  50| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  51| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  52| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  53| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  54| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:126 msec
  55| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  56| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  57| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
  58| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  59| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:71 msec
  60| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:10226 msec
  61| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:43 msec
  62| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec
  63| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec
  64| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:62 msec
  65| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  66| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  67| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec

renzhengeek commented 8 years ago


n1:~/951724 # mkfs.ocfs2 -N 2 -J size=4M /dev/sda2 
mkfs.ocfs2 1.8.2
Cluster stack: pcmk
Cluster name: pacemaker
Stack Flags: 0x0
NOTE: Feature extended slot map may be enabled
Overwriting existing ocfs2 partition.
Proceed (y/N): y
Label: 
Features: sparse extended-slotmap backup-super unwritten inline-data strict-journal-super metaecc xattr indexed-dirs refcount discontig-bg
Block size: 4096 (12 bits)
Cluster size: 4096 (12 bits)
Volume size: 21475885056 (5243136 clusters) (5243136 blocks)
Cluster groups: 163 (tail covers 17664 clusters, rest cover 32256 clusters)
Extent allocator size: 12582912 (3 groups)
Journal size: 4194304
Node slots: 2
Creating bitmaps: done
Initializing superblock: done
Writing system files: done
Writing superblock: done
Writing backup superblock: 3 block(s)
Formatting Journals: done
Growing extent allocator: done
Formatting slot map: done
Formatting quota files: done
Writing lost+found: done
mkfs.ocfs2 successful

n1:~/951724 # mount /dev/sda2 /mnt/shared/
n1:~/951724 # ./iomaker -w -v -l -1 /mnt/shared/file 1000
buffer length/nCount = 1024 1000
   1| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:6 msecs
   2| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   3| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:3 msecs
   4| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:1919 msecs
   5| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:17632 msecs
   6| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
   7| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:141 msecs
   8| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
   9| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
  10| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  11| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
  12| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  13| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  14| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:132 msecs
  15| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
  16| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  17| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:130 msecs
  18| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:127 msecs
  19| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  20| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:7235 msecs
  21| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:16735 msecs
  22| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:339 msecs
  23| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:140 msecs
  24| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:137 msecs
  25| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
  26| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:123 msecs
  27| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:129 msecs
  28| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:16510 msecs
  29| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:134 msecs
  30| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:135 msecs
  31| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:128 msecs
  32| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs
  33| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:127 msecs
  34| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:133 msecs
  35| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:126 msecs
  36| 1 2 3 4 5 6 7 8 9 10 ...1000 write time:131 msecs

n2:~/951724 # ./iomaker -v -l -1 /mnt/shared/file 1000
buffer length/nCount = 1024 1000
   1| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:22 msec
   2| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:1822 msec
   3| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:17580 msec
   4| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:35 msec
   5| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
   6| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
   7| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
   8| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:72 msec
   9| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  10| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  11| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  12| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:69 msec
  13| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:61 msec
  14| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
  15| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  16| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:63 msec
  17| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  18| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:77 msec
  19| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:7154 msec
  20| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:16673 msec
  21| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:247 msec
  22| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  23| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:80 msec
  24| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:70 msec
  25| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:82 msec
  26| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:67 msec
  27| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:16873 msec
  28| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:52 msec
  29| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:65 msec
  30| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec
  31| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:64 msec
  32| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:66 msec
  33| 1 2 3 4 5 6 7 8 9 10 ...1000 read time:68 msec

renzhengeek commented 8 years ago

don't improve significally

renzhengeek / issues

tweak mount parameters #38