Re: [ovs-dev] [PATCH v2] stt: linearize for CONFIG_SLUB case

2016-04-27 Thread pravin shelar
On Tue, Apr 26, 2016 at 6:04 PM, Jesse Gross wrote: > On Mon, Apr 25, 2016 at 2:35 PM, Pravin B Shelar wrote: >> diff --git a/datapath/linux/compat/stt.c b/datapath/linux/compat/stt.c >> index eb397e8..a1b309a 100644 >> --- a/datapath/linux/compat/stt.c >> +++

Re: [ovs-dev] [PATCH v2] stt: linearize for CONFIG_SLUB case

2016-04-26 Thread Jesse Gross
On Mon, Apr 25, 2016 at 2:35 PM, Pravin B Shelar wrote: > diff --git a/datapath/linux/compat/stt.c b/datapath/linux/compat/stt.c > index eb397e8..a1b309a 100644 > --- a/datapath/linux/compat/stt.c > +++ b/datapath/linux/compat/stt.c > +static int coalesce_skb(struct sk_buff

[ovs-dev] [PATCH v2] stt: linearize for CONFIG_SLUB case

2016-04-25 Thread Pravin B Shelar
STT implementation we saw performance improvements with linearizing skb for SLUB case. So following patch skips zero copy operation for such a case. Performance number for large packet TCP test using netperf. OVS branch TCP Host0 Host1 versionGbps CPU% CPU%