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LanceLiu89 / LanceLiu89.github.io

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高性能编程相关问题 #6

Open LanceLiu89 opened 4 years ago

LanceLiu89 commented 4 years ago
  1. DDIO指令是什么？
LanceLiu89 commented 4 years ago
  1. TSO/GSO/GRO
LanceLiu89 commented 4 years ago
  1. TSO/GSO/GRO

100G 打开TSO 1.5 core 跑满 若关闭 4core (TCP) MTU设置为9K 降低为3 core

LanceLiu89 commented 4 years ago

性能优化工具集合: lmbench perf (top list stat record report mpstat vmstat strace systemtap gprof)

LanceLiu89 commented 4 years ago

igb_uio是什么

LanceLiu89 commented 4 years ago
  1. DDIO指令是什么？

网卡可以直接访问CPU的cache中数据