From: Trond Myklebust <trond.myklebust@fys.uio.no>
To: "Ananiev, Leonid I" <leonid.i.ananiev@intel.com>
Cc: Linux Kernel Mailing List <Linux-Kernel@vger.kernel.org>
Subject: RE: Postal 56% waits for flock_lock_file_wait
Date: Sun, 01 Oct 2006 00:05:07 -0400 [thread overview]
Message-ID: <1159675508.5453.3.camel@lade.trondhjem.org> (raw)
In-Reply-To: <B41635854730A14CA71C92B36EC22AAC3AD92D@mssmsx411>
On Sat, 2006-09-30 at 21:26 +0400, Ananiev, Leonid I wrote:
> > On which filesystem were the above results obtained if it was not
> ext2?
> The default ext3 fs was used.
>
> > All the above results are telling you is that your test involves
> several
> > processes contending for the same lock, and so all of them barring the
> > one process that actually holds the lock are idle.
>
> Yes. It is flock_lock_file_wait.
That is the function which causes the sleep, yes. So what is your gripe?
The kernel would appear to be doing exactly what is expected of it.
Trond
next prev parent reply other threads:[~2006-10-01 4:05 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-30 17:26 Ananiev, Leonid I
2006-10-01 4:05 ` Trond Myklebust [this message]
-- strict thread matches above, loose matches on Subject: below --
2006-10-01 16:53 Ananiev, Leonid I
2006-10-01 17:18 ` Trond Myklebust
2006-10-02 16:57 ` Tim Chen
2006-10-02 17:11 ` Trond Myklebust
2006-10-02 17:51 ` Alan Cox
2006-10-02 17:40 ` Dave Jones
2006-10-02 22:00 ` Alan Cox
2006-10-02 21:40 ` Dave Jones
2006-09-30 5:25 Ananiev, Leonid I
2006-09-30 15:05 ` Trond Myklebust
2006-09-29 15:36 Ananiev, Leonid I
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