[Bug 208409] [PATCH] igb and ALTQ

2016-07-21 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=208409 --- Comment #7 from commit-h...@freebsd.org --- A commit references this bug: Author: sbruno Date: Fri Jul 22 03:16:38 UTC 2016 New revision: 303174 URL: https://svnweb.freebsd.org/changeset/base/303174 Log: MFC r299182 If ALTQ is defi

Re: proposal: splitting NIC RSS up from stack RSS

2016-07-21 Thread Sepherosa Ziehau
On Fri, Jul 22, 2016 at 6:39 AM, Adrian Chadd wrote: > hi, > > Cool! Yeah, the RSS bits thing can be removed, as it's just doing a > bitmask instead of a % operator to do mapping. I think we can just go > to % and if people need the extra speed from a power-of-two operation, > they can reintroduce

Re: proposal: splitting NIC RSS up from stack RSS

2016-07-21 Thread Adrian Chadd
hi, Cool! Yeah, the RSS bits thing can be removed, as it's just doing a bitmask instead of a % operator to do mapping. I think we can just go to % and if people need the extra speed from a power-of-two operation, they can reintroduce it. I'll add that to the list. There's a librss, I don't think

Re: Slow performance with Intel X540-T2 10Gb NIC

2016-07-21 Thread Chris Dunbar
Hello again, I have good news and bad news: The bad news first: I am an idiot and I have wasted some of your time for which I apologize. The good news: Testing now between two FreeBSD 10.3 systems, I am achieving blistering speeds with iperf3. I apparently fell into the trap of assuming the n

Re: Slow performance with Intel X540-T2 10Gb NIC

2016-07-21 Thread Jack Vogel
NUMA issues maybe? They have been a problem on some recent system architectures. On Thu, Jul 21, 2016 at 1:53 PM, Chris Dunbar wrote: > Eric, et al: > > I haven't tried netperf yet, but I do have some new information to share. > I have two systems that I am using for testing: the new server and

Re: Slow performance with Intel X540-T2 10Gb NIC

2016-07-21 Thread Chris Dunbar
Eric, et al: I haven't tried netperf yet, but I do have some new information to share. I have two systems that I am using for testing: the new server and an older (not too old) desktop PC. I installed CentOS on the new server again because I know it can achieve >9 GB/s with the X540. I replace

Re: proposal: splitting NIC RSS up from stack RSS

2016-07-21 Thread Andrew Gallatin
On 07/14/2016 16:06, Adrian Chadd wrote: I'd appreciate any other feedback/comments/suggestions. If you're using RSS and you haven't told me then please let me know! Hi Adrian, I'm a huge fan of your RSS work. In fact, I did a backport of RSS to Netflix's stable-10 about 6 months ago. I was

Re: Slow performance with Intel X540-T2 10Gb NIC

2016-07-21 Thread Eric Joyner
(Replying-all this time) Did you try to set these settings that ESnet recommends? https://fasterdata.es.net/host-tuning/freebsd/ We don't use iperf3 here at Intel (we use netperf instead), so I'm not sure I can be much help diagnosing what's wrong. On Wed, Jul 20, 2016 at 5:39 PM Chris Dunbar w

Re: panic with tcp timers

2016-07-21 Thread Hans Petter Selasky
On 07/21/16 09:54, Julien Charbon wrote: Hi, On 7/14/16 11:02 PM, Larry Rosenman wrote: On 2016-07-14 12:01, Julien Charbon wrote: On 6/20/16 11:55 AM, Julien Charbon wrote: On 6/20/16 9:39 AM, Gleb Smirnoff wrote: On Fri, Jun 17, 2016 at 11:27:39AM +0200, Julien Charbon wrote: J> > Compar

Re: panic with tcp timers

2016-07-21 Thread Julien Charbon
Hi, On 7/14/16 11:02 PM, Larry Rosenman wrote: > On 2016-07-14 12:01, Julien Charbon wrote: >> On 6/20/16 11:55 AM, Julien Charbon wrote: >>> On 6/20/16 9:39 AM, Gleb Smirnoff wrote: On Fri, Jun 17, 2016 at 11:27:39AM +0200, Julien Charbon wrote: J> > Comparing stable/10 and head, I se