svn commit: r240742 - head/sys/net
Nikolay Denev
ndenev at gmail.com
Fri Oct 5 08:16:53 UTC 2012
On 05.10.2012, at 11:04, Gleb Smirnoff <glebius at freebsd.org> wrote:
> On Fri, Oct 05, 2012 at 11:02:14AM +0300, Nikolay Denev wrote:
> N> > On Fri, Oct 05, 2012 at 09:34:07AM +0300, Nikolay Denev wrote:
> N> > N> > Date: Thu Sep 20 10:05:10 2012
> N> > N> > New Revision: 240742
> N> > N> > URL: http://svn.freebsd.org/changeset/base/240742
> N> > N> >
> N> > N> > Log:
> N> > N> > Convert lagg(4) to use if_transmit instead of if_start.
> N> > N> >
> N> > N> > In collaboration with: thompsa, sbruno, fabient
> N> > N> >
> N> > N> > Modified:
> N> > N> > head/sys/net/if_lagg.c
> N> > ...
> N> > N> Are there any plans to MFC this change and the one for if_bridge?
> N> > N> This one applies cleanly on RELENG_9 and I will have the opportunity to test it later today.
> N> >
> N> > Sure we can, if you test it. Thanks!
> N> >
> N> > --
> N> > Totus tuus, Glebius.
> N>
> N> Patch applied and module reloaded.
> N>
> N> I'm testing with 16 iperf instances from a RELENG_8 machine connected to a 10G port on
> N> Extreme Networks switch with ix(4) interface, and on the other side is the machine with if_lagg,
> N> with Intel quad igb(4) interface.
> N>
> N> /0 /1 /2 /3 /4 /5 /6 /7 /8 /9 /10
> N> Load Average |||||||||||||||||||||||||||||||||||||||
> N>
> N> Interface Traffic Peak Total
> N> lagg0 in 464.759 MB/s 465.483 MB/s 25.686 GB
> N> out 14.900 MB/s 22.543 MB/s 3.845 GB
> N>
> N> lo0 in 0.000 KB/s 0.000 KB/s 2.118 MB
> N> out 0.000 KB/s 0.000 KB/s 2.118 MB
> N>
> N> igb3 in 116.703 MB/s 117.322 MB/s 7.235 GB
> N> out 3.427 MB/s 5.225 MB/s 2.303 GB
> N>
> N> igb2 in 116.626 MB/s 117.301 MB/s 8.248 GB
> N> out 4.789 MB/s 12.069 MB/s 3.331 GB
> N>
> N> igb1 in 116.845 MB/s 117.138 MB/s 6.406 GB
> N> out 4.222 MB/s 6.439 MB/s 267.546 MB
> N>
> N> igb0 in 116.595 MB/s 117.298 MB/s 6.045 GB
> N> out 2.984 MB/s 7.678 MB/s 221.413 MB
> N>
> N>
> N> (High Load Average is because of simultaneously running disk IO test on the machine).
> N>
> N> And the same in the other direction :
> N>
> N> /0 /1 /2 /3 /4 /5 /6 /7 /8 /9 /10
> N> Load Average |||||||||||||||||||||||||||||||||||
> N>
> N> Interface Traffic Peak Total
> N> lagg0 in 14.427 MB/s 14.939 MB/s 155.813 GB
> N> out 458.935 MB/s 459.789 MB/s 28.429 GB
> N>
> N> lo0 in 0.000 KB/s 0.000 KB/s 2.118 MB
> N> out 0.000 KB/s 0.000 KB/s 2.118 MB
> N>
> N> igb3 in 2.797 MB/s 3.540 MB/s 39.869 GB
> N> out 117.452 MB/s 121.691 MB/s 8.612 GB
> N>
> N> igb2 in 3.641 MB/s 5.412 MB/s 40.939 GB
> N> out 116.963 MB/s 127.053 MB/s 11.185 GB
> N>
> N> igb1 in 4.202 MB/s 5.301 MB/s 39.097 GB
> N> out 116.286 MB/s 117.230 MB/s 5.356 GB
> N>
> N> igb0 in 3.818 MB/s 4.713 MB/s 38.755 GB
> N> out 116.315 MB/s 117.053 MB/s 6.142 GB
>
> A cool test environment you do have :) Have you got results numbers prior to
> applying the patch?
>
> --
> Totus tuus, Glebius.
It's not entirely test enironment, more like semi-production :)
I will try to reload the old module and do a comparison.
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