于 2015年01月22日 01:34, Skidmore, Donald C 写道: > Hey Fan, > > The issue is with our HW RSS doesn't work with frag packets. Sorry.
Thanks for replying... One more question, how does HW choose queue for frag UDP packets, random chosen? or perform RSS only with SRC/DST ip? > Thanks, > -Don Skidmore <donald.c.skidm...@intel.com> > >> -----Original Message----- >> From: Fan Du [mailto:fengyuleidian0...@gmail.com] >> Sent: Wednesday, January 21, 2015 12:02 AM >> To: e1000-devel@lists.sourceforge.net >> Subject: [E1000-devel] UDP RSS for fragmented packet >> >> Hi >> >> On my testbed/82599EB, a sender generated below packet pattern: >> Packet1: { IP fragment1 }{ UDP HDR }{ UDP payload part1 } >> Packet2: { IP fragment2 }{ UDP payload part2 } >> >> Packet1 and Packet2 should assemble into a single user level packet. >> The sender can build multiple flows using above packet theme. >> On receive side, after turning on UDP RSS, it seems all received packets for >> different flows hit on the exactly same queue. >> >> Just wondering, the NIC is designed to not cover above scenario or I missed >> some other configuration? >> >> IOW, the NIC did assemble Packet1 and Packet2 first and then perform UDP >> RSS, if my understanding correct? >> >> >> -- >> No zuo no die but I have to try. >> >> ------------------------------------------------------------------------------ >> New Year. New Location. New Benefits. New Data Center in Ashburn, VA. >> GigeNET is offering a free month of service with a new server in Ashburn. >> Choose from 2 high performing configs, both with 100TB of bandwidth. >> Higher redundancy.Lower latency.Increased capacity.Completely compliant. >> http://p.sf.net/sfu/gigenet >> _______________________________________________ >> E1000-devel mailing list >> E1000-devel@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/e1000-devel >> To learn more about Intel® Ethernet, visit >> http://communities.intel.com/community/wired -- No zuo no die but I have to try. ------------------------------------------------------------------------------ New Year. New Location. New Benefits. New Data Center in Ashburn, VA. GigeNET is offering a free month of service with a new server in Ashburn. Choose from 2 high performing configs, both with 100TB of bandwidth. Higher redundancy.Lower latency.Increased capacity.Completely compliant. http://p.sf.net/sfu/gigenet _______________________________________________ E1000-devel mailing list E1000-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/e1000-devel To learn more about Intel® Ethernet, visit http://communities.intel.com/community/wired
