From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Kirsher Date: Fri, 08 Apr 2016 23:59:09 -0700 Subject: [Intel-wired-lan] [next-queue PATCH 0/3] Add support for GSO partial to Intel NIC drivers In-Reply-To: <20160408210103.13096.77973.stgit@ahduyck-xeon-server> References: <20160408203013.12838.63429.stgit@ahduyck-xeon-server> <20160408210103.13096.77973.stgit@ahduyck-xeon-server> Message-ID: <1460185149.2982.6.camel@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: intel-wired-lan@osuosl.org List-ID: On Fri, 2016-04-08 at 17:06 -0400, Alexander Duyck wrote: > So these are the patches needed to enable tunnel segmentation > offloads on > the igb, igbvf, ixgbe, and ixgbevf drivers.? In addition this patch > extends > the i40e and i40evf drivers to include segmentation support for > tunnels > with outer checksums. > > The net performance gain for these patches are pretty significant.? > In the > case of i40e a tunnel with outer checksums showed the following > improvement: > Throughput Throughput? Local Local?? Result? > ?????????? Units?????? CPU?? Service Tag???? > ?????????????????????? Util? Demand????????? > ?????????????????????? %???????????????????? > 14066.29?? 10^6bits/s? 3.49? 0.651?? "before"? > 20618.16?? 10^6bits/s? 3.09? 0.393?? "after" > > For ixgbe similar results were seen: > Throughput Throughput? Local? Local?? Result? > ?????????? Units?????? CPU??? Service Tag???? > ?????????????????????? Util?? Demand????????? > ?????????????????????? %??????????????? > 12879.89?? 10^6bits/s? 10.00? 0.763?? "before" > 14286.77?? 10^6bits/s? 5.74?? 0.395?? "after"? > > These patches all rely on the TSO_MANGLEID and GSO_PARTIAL patches so > I > would not recommend applying them until those patches have first been > applied. Sorry I did not see this until after I tried applying your series. :-( Maybe the two dependent patches should have been in the series, so I and others do not waste their time. ?Or not send this until the two patches were accepted. -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: This is a digitally signed message part URL: