On Mon, 5 May 2003, Michael Buesch wrote:

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> On Monday 05 May 2003 07:52, Zeev Fisher wrote:
> > Hi!
>
> Hi Zeev!
>
> > I got a continuos problem of unkillable processes stuck in D state (
> > uninterruptable sleep ) on my Linux servers.
> > It happens randomly every time on other server on another process ( all
> > the servers are configured the same with 2.4.18-10 kernel ). Here's an
> > example :
> [snip]
> > Has anyone noticed the same behavior ? Is this a well known problem ?
>
> I've had the same problem with some 2.4.21-preX twice (or maybe more times,
> don't remember) on one of my machines.
> IMHO it has something to do with NFS. (I'm using this box as a NFS-client).
> I wish, I could reproduce it one more time, to do some traces, etc
> on it. But I've not found a way to reproduce it, yet.
>

This happens when you mount an NFS mount with the 'hard' option (default)
and a mount's handle expires incorrectly (eg: server crash).
Read the mount manpage for an explanation to the downsides of using
the 'soft' option.


Mike Waychison

> - --
> Regards Michael Büsch
> http://www.8ung.at/tuxsoft
>  16:50:44 up 52 min,  1 user,  load average: 1.00, 1.00, 0.94
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