On Tue, Nov 13, 2012 at 12:33:03AM +0400, Andrey Wagin wrote: > I found that this test returns 372293 req/sec without a problematic patch > and only 334911 req/sec with this patch. A degradation is about 10%.
Wow, that seems a little high. Are you sure? > commit 1d1a79b5b94b0aa84e1e78dd9acdcffb12274848 > Author: Jacob Keller <[email protected]> > Date: Tue May 22 06:18:08 2012 +0000 > > ixgbe: Check PTP Rx timestamps via BPF filter This is a git commit... > Ask me, if you will need more information. Sorry, if it is a wrong alarm. ... but what two kernels did you test, exactly? Anyhow, unless you have enabled PTP time stamping, it is hard to see how that patch could cause such a large performance hit. Thanks, Richard ------------------------------------------------------------------------------ Monitor your physical, virtual and cloud infrastructure from a single web console. Get in-depth insight into apps, servers, databases, vmware, SAP, cloud infrastructure, etc. Download 30-day Free Trial. Pricing starts from $795 for 25 servers or applications! http://p.sf.net/sfu/zoho_dev2dev_nov _______________________________________________ E1000-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/e1000-devel To learn more about Intel® Ethernet, visit http://communities.intel.com/community/wired
