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From: Rick Jones <rick.jones2@hp.com>
To: "Zhang, Yanmin" <yanmin_zhang@linux.intel.com>
Cc: LKML <linux-kernel@vger.kernel.org>, netdev@vger.kernel.org
Subject: Re: Netperf TCP_RR(loopback) 10% regression in	2.6.24-rc6,	comparing with 2.6.22
Date: Mon, 14 Jan 2008 09:46:08 -0800	[thread overview]
Message-ID: <478B9FE0.3040801@hp.com> (raw)
In-Reply-To: <1200280292.3151.24.camel@ymzhang>

>>*) netperf/netserver support CPU affinity within themselves with the 
>>global -T option to netperf.  Is the result with taskset much different? 
>>   The equivalent to the above would be to run netperf with:
>>
>>./netperf -T 0,7 ..
> 
> I checked the source codes and didn't find this option.
> I use netperf V2.3 (I found the number in the makefile).

Indeed, that version pre-dates the -T option.  If you weren't already 
chasing a regression I'd suggest an upgrade to 2.4.mumble.  Once you are 
at a point where changing another variable won't muddle things you may 
want to consider upgrading.

happy benchmarking,

rick jones

  reply	other threads:[~2008-01-14 17:46 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-09  9:35 Zhang, Yanmin
2008-01-09 11:48 ` David Miller
2008-01-11  9:30 ` Zhang, Yanmin
2008-01-11 17:56   ` Rick Jones
2008-01-14  3:11     ` Zhang, Yanmin
2008-01-14 17:46       ` Rick Jones [this message]
2008-01-14  8:44   ` Ilpo Järvinen
2008-01-14  9:21     ` Ilpo Järvinen
2008-01-14  9:38       ` Zhang, Yanmin
2008-01-14 10:53     ` Herbert Xu
2008-01-16  0:34       ` Zhang, Yanmin
2008-01-16  7:15         ` Zhang, Yanmin

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