linux-kernel - Re: Netperf TCP_RR(loopback) 10% regression in 2.6.24-rc6, comparing with 2.6.22

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <478B9FE0.3040801@hp.com>
Date:	Mon, 14 Jan 2008 09:46:08 -0800
From:	Rick Jones <rick.jones2@...com>
To:	"Zhang, Yanmin" <yanmin_zhang@...ux.intel.com>
CC:	LKML <linux-kernel@...r.kernel.org>, netdev@...r.kernel.org
Subject: Re: Netperf TCP_RR(loopback) 10% regression in	2.6.24-rc6,	comparing
 with 2.6.22

>>*) 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
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/