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mozilla-services / hindsight

Hindsight - light weight data processing skeleton
Mozilla Public License 2.0
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Investigate the cause of the FPE in the message/s estimate #194

Open trink opened 5 years ago

trink commented 5 years ago

Investigate why the total time to number of messages ratio is so far off. https://github.com/mozilla-services/hindsight/issues/192#issuecomment-523033890

trink commented 5 years ago

@hanego can you provide some information about your hardware/os/virtualization setup being run? I suspect there is a timer issue of some sort, thanks.

hanego commented 5 years ago

@trink here are the infos you requested:

OS: Redhat 6.7

HW: Dell PowerEdge 630 & 640

Virtualization: none (baremetal & VTd disabled)

CPU: Xeon broadwell

Compiler EL 6 GCC 6.3.0 64-bit

$ lscpu

Architecture: x86_64

CPU op-mode(s): 32-bit, 64-bit

Byte Order: Little Endian

CPU(s): 16

On-line CPU(s) list: 0-15

Thread(s) per core: 1

Core(s) per socket: 8

Socket(s): 2

NUMA node(s): 2

Vendor ID: GenuineIntel

CPU family: 6

Model: 85

Model name: Intel(R) Xeon(R) Gold 6134 CPU @ 3.20GHz

Stepping: 4

CPU MHz: 3192.461

BogoMIPS: 6389.82

Virtualization: VT-x

L1d cache: 32K

L1i cache: 32K

L2 cache: 1024K

L3 cache: 25344K

NUMA node0 CPU(s): 0,2,4,6,8,10,12,14

NUMA node1 CPU(s): 1,3,5,7,9,11,13,15