[pve-devel] [PATCH] add hugepages option v7

Dietmar Maurer dietmar at proxmox.com
Mon Jun 20 07:08:49 CEST 2016

> My DBA engineer have seen around 20% improvement on sqlserver workload vs 2MB
> hugepages,
> but I don't have a reproductible benchmark.  (It's was stats on real workload
> on a 1week stats summary)
> Note that hugepage is needed for dpdk, 

sure, i know...

> and if you want some dpdk benchmark results:
> https://download.01.org/packet-processing/ONPS1.5/Intel_ONP_Server_Release_1.5_Performance_Test_Report_Rev1.2.pdf
> 1cpu core
> ---------
> ovs      : framesize:64Bytes    result:  1,103,295 pps
> ovs+dpdk : framesize:64Bytes    result: 16,766,108  pps
> so, x16

Thats impressive, but maybe a very special case? 64Bytes frame size is very
small, so
it does not really matter in real live?

ovs+dpdk is also slower than linux on other frame sizes... 

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