From: ankita@in.ibm.com (Ankita Garg)
To: Jaswinder Singh <jaswinderlinux@gmail.com>
Cc: linux-kernel@vger.kernel.org, mingo@elte.hu
Subject: Re: realtime preemption performance difference
Date: Wed, 26 Sep 2007 19:00:37 +0530 [thread overview]
Message-ID: <20070926133037.GA22760@in.ibm.com> (raw)
In-Reply-To: <3f9a31f40709240448h4a9e8337t437328b5c675ecd5@mail.gmail.com>
Hi Jaswinder,
On Mon, Sep 24, 2007 at 05:18:01PM +0530, Jaswinder Singh wrote:
> Hi all,
>
> I want to check performance difference by using realtime preemption patch :
>
> http://www.kernel.org/pub/linux/kernel/projects/rt/
>
> Please let me know from where I can download samples to test realtime
> preemption performance difference.
>
You can obtain several -rt testcases from the RT wiki:
http://rt.wiki.kernel.org/index.php/Main_Page Here we have testcases/benchmarks
for measuring scheduling latencies, priority preemption, signaling latencies, etc
and other important information on the patchset.
Hope this helps!
> Can someone please share performance numbers for your hardware:-
>
> 1. Interrupt latency
> 2. Task switching time
> 3. hard-realtime scheduling latency
>
> Thank you,
>
> Jaswinder Singh.
> -
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
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>
--
Regards,
Ankita Garg (ankita@in.ibm.com)
Linux Technology Center
IBM India Systems & Technology Labs,
Bangalore, India
prev parent reply other threads:[~2007-09-26 13:31 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-24 11:48 Jaswinder Singh
2007-09-24 21:27 ` hufey
2007-09-26 7:11 ` Jaswinder Singh
2007-09-26 11:17 ` Ankita Garg
2007-09-26 13:30 ` Ankita Garg [this message]
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