I mean, is the path of vr_interface_common_hook() receiving packets via SoftIrq(NAPI poll) OK from performance perspective? I remember ksoftirqd is easily reaching high 90 percent when pumping up high rate traffic into Linux stack
On Tue, Aug 15, 2017 at 9:46 PM, Joo Kim <itsolut...@gmail.com> wrote: > Hello, > > Our host OS is Centos7-based. > > And l happened to see this thread: > > http://lists.opencontrail.org/pipermail/dev_lists. > opencontrail.org/2015-January/001844.html > > My query: > Does Vrouter change anything in the packet path code/module of receiving > packets via SoftIrq(NAPI poll) + netif_receive_skb()? Looks like not. > > So, prior to measuring VRouter performance on my setup, if the packet > path of receiving packets via SoftIrq(NAPI poll) + netif_receive_skb() > appears to be not that fast, then do I need to tune my system based on the > tips suggested in above mailing list thread? > > > Thanks >
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