From: "Mala Anand" <manand@us.ibm.com>
To: Andrew Morton <akpm@digeo.com>
Cc: "Bill Hartner" <bhartner@us.ibm.com>,
"David S. Miller" <davem@redhat.com>,
linux-kernel@vger.kernel.org, lse-tech@lists.sourceforge.net,
lse-tech-admin@lists.sourceforge.net, mkanand@linux.ibm.com
Subject: Re: [Lse-tech] Re: context switches increased in 2.5.40 kernel
Date: Tue, 15 Oct 2002 16:02:23 -0500 [thread overview]
Message-ID: <OF7BF6FED6.70527037-ON87256C53.007355BF@boulder.ibm.com> (raw)
>"David S. Miller" wrote:
>>
>> From: Mala Anand <mkanand@us.ibm.com>
>> Date: Tue, 15 Oct 2002 14:44:35 -0500
>>
>> Does this have anything to do with tcp_wakeup patch?
>>
>> Please do not mention patches by name, this tells
>> me nothing. What "tcp_wakeup patch" are you talking
>> about?
>That would be the patch which uses prepare_to_wait/finish_wait
>in networking. It sped up specweb by 2%, btw.
>But that is not present in 2.5.40, and has not been in -mm
>since 2.5.40-mm1. I assume it wasn't present in Mala's testing.
Yes you are correct. I am not using tcp_wakeup patch. I saw the
apis in the changelog and assumed incorrectly.
Regards,
Mala
Mala Anand
IBM Linux Technology Center - Kernel Performance
E-mail:manand@us.ibm.com
http://www-124.ibm.com/developerworks/opensource/linuxperf
http://www-124.ibm.com/developerworks/projects/linuxperf
Phone:838-8088; Tie-line:678-8088
reply other threads:[~2002-10-15 20:58 UTC|newest]
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