lkml.org 
[lkml]   [2004]   [Apr]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: pdflush eating a lot of CPU on heavy NFS I/O
On Wed, 28 Apr 2004, Trond Myklebust wrote:

> 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

Here is /proc/mounts on the aforementioned test system:

rootfs / rootfs rw 0 0
/dev/root / reiserfs rw 0 0
devpts /dev/pts devpts rw 0 0
proc /proc proc rw,nodiratime 0 0
none /sys sysfs rw 0 0
usbfs /proc/bus/usb usbfs rw 0 0
ozma:/home /home nfs rw,v3,rsize=8192,wsize=8192,hard,udp,lock,addr=ozma 0 0

- Brent
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 14:02    [W:0.065 / U:0.176 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site