2002-10-15 20:58:26

by Mala Anand

[permalink] [raw]
Subject: Re: [Lse-tech] Re: context switches increased in 2.5.40 kernel



>"David S. Miller" wrote:
>>
>> From: Mala Anand <[email protected]>
>> 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:[email protected]
http://www-124.ibm.com/developerworks/opensource/linuxperf
http://www-124.ibm.com/developerworks/projects/linuxperf
Phone:838-8088; Tie-line:678-8088