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From: Trond Myklebust <trond.myklebust@fys.uio.no>
To: busterbcook@yahoo.com
Cc: Andrew Morton <akpm@osdl.org>, linux-kernel@vger.kernel.org
Subject: Re: pdflush eating a lot of CPU on heavy NFS I/O
Date: Wed, 28 Apr 2004 17:19:34 -0400	[thread overview]
Message-ID: <1083187174.2856.162.camel@lade.trondhjem.org> (raw)
In-Reply-To: <Pine.LNX.4.58.0404281534110.3044@ozma.hauschen>

On Wed, 2004-04-28 at 16:39, Brent Cook wrote:
> > Could you please capture the contents of /proc/meminfo and /proc/vmstats
> > when it's happening?
> >
> > Thanks.
> >
> 
> Here is the top of top for one machine:
> 
>  15:36:55  up  7:09,  1 user,  load average: 1.00, 1.00, 1.00
> 48 processes: 46 sleeping, 2 running, 0 zombie, 0 stopped
> CPU states:   0.1% user  99.8% system   0.0% nice   0.0% iowait   0.0% idle
> Mem:   256992k av,  117644k used,  139348k free,       0k shrd,   36464k buff
>         50968k active,              51592k inactive
> Swap:  514040k av,       0k used,  514040k free                   61644k cached
> 
>   PID USER     PRI  NI  SIZE  RSS SHARE STAT %CPU %MEM   TIME CPU COMMAND
>     7 root      25   0     0    0     0 RW   99.4  0.0 415:26   0 pdflush

Could you please also supply the mount options you are using as well as
the contents of /proc/mounts corresponding to your NFS partition.

Cheers,
  Trond

  reply	other threads:[~2004-04-28 21:20 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-04-28  5:18 Brent Cook
2004-04-28  6:02 ` Andrew Morton
2004-04-28  7:29   ` Phy Prabab
2004-04-28 10:18   ` Sven Geggus
2004-04-28 13:50   ` Brent Cook
2004-04-28 19:48     ` Andrew Morton
2004-04-28 20:12       ` Brent Cook
2004-04-28 20:39       ` Brent Cook
2004-04-28 21:19         ` Trond Myklebust [this message]
2004-04-29  3:55           ` Brent Cook
2004-04-29  4:21             ` Trond Myklebust
2004-04-29  4:42               ` Andrew Morton
2004-04-29  1:24         ` Andrew Morton
2004-04-29  3:53           ` Brent Cook
2004-04-29  4:02             ` Andrew Morton
2004-04-29  4:03               ` Andrew Morton
2004-04-29  4:37               ` Brent Cook
2004-04-29  4:47                 ` Andrew Morton
2004-04-29  5:29                   ` Andrew Morton
2004-04-29 13:19                   ` Brent Cook
2004-04-29  3:54         ` Andrew Morton
2004-04-28  6:06 ` Brett E.

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