From: Pradyumna Sampath <pradysam@gmail.com>
To: Sujit K M <sjt.kar@gmail.com>
Cc: "M. Koehrer" <mathias_koehrer@arcor.de>,
linux-rt-users@vger.kernel.org, rachana.rao@in.abb.com
Subject: Re: mq_timedrecieve timeout accuracy
Date: Wed, 24 Mar 2010 14:47:03 +0100 [thread overview]
Message-ID: <6d09081c1003240647w452e991fgcf70e2edce746ae7@mail.gmail.com> (raw)
In-Reply-To: <921ca19c1003240645s5c69fde9l464618ec7aa644af@mail.gmail.com>
On Wed, Mar 24, 2010 at 2:45 PM, Sujit K M <sjt.kar@gmail.com> wrote:
> Fine.
>
>> Maybe this is why produces a timeout that is inaccurate. Shouldnt it
>> be schedule_hrtimeout ?
>
> Does the RT Patch change anything. OR is it the same.
>
I dont have a vanilla kernel on this piece of hardware. But, I would
guess these numbers are not really expected out of the RT_PREEMPT
kernel ? Im not sure if anyone has run any kind of benchmarks with
ipc's .. message queues in particular.
regards
/prady
--
http://www.prady.in
next prev parent reply other threads:[~2010-03-24 13:47 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-24 12:27 mq_timedrecieve timeout accuracy Pradyumna Sampath
2010-03-24 13:12 ` John Kacur
2010-03-24 13:21 ` Sujit K M
2010-03-24 13:22 ` M. Koehrer
2010-03-24 13:37 ` Pradyumna Sampath
2010-03-24 13:45 ` Sujit K M
2010-03-24 13:47 ` Pradyumna Sampath [this message]
2010-03-24 14:03 ` Pradyumna Sampath
2010-03-24 15:46 ` [PATCH] " Pradyumna Sampath
2010-03-29 15:08 ` [PATCH] " Carsten Emde
2010-03-30 7:41 ` Pradyumna Sampath
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