From: Andrew Theurer <habanero@us.ibm.com>
To: vda@port.imtp.ilyichevsk.odessa.ua
Cc: linux-kernel@vger.kernel.org
Subject: Re: kill task in TASK_UNINTERRUPTIBLE
Date: Thu, 09 May 2002 12:39:15 -0500 [thread overview]
Message-ID: <3CDAB443.7F5E3B27@us.ibm.com> (raw)
In-Reply-To: <20020508140124.79124.qmail@web12408.mail.yahoo.com> <87znzawpk9.fsf@ceramic.fifi.org> <3CD9B44F.4A023A70@mvista.com> <200205091111.g49BBQX25905@Port.imtp.ilyichevsk.odessa.ua>
Denis Vlasenko wrote:
>
> On 8 May 2002 21:27, george anzinger wrote:
> > > > > Is there any way i can kill a task in
> > > > > TASK_UNINTERRUPTIBLE state ?
> > > > No. Everytime you see hung task in this state
> > > > you see kernel bug.
> > > > Somebody correct me if I am wrong.
> > >
> > > Except for processes accessing NFS files while the NFS server is down:
> > > they will be stuck in TASK_UNINTERRUPTIBLE until the NFS server comes
> > > back up again.
> >
> > A REALLY good argument for puting timeouts on your NSF mounts! Don't
> > leave home without them.
>
> Timeouts may be a bad idea: imagine large (LARGE) database
> which you don't want to repair due to lost data over NFS.
> Better let it hang in NFS i/o even for hours while you are
> repairing your network.
I'm not sure using an NFS mount for a big important DB would be prudent
in the first place. I dunno, maybe there are situations where it's
unavoidable. I just really cringe when hearing about DB volumes over
NFS.
-Andrew
next prev parent reply other threads:[~2002-05-09 17:43 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-05-08 14:01 kill task in TASK_UNINTERRUPTIBLE Amol Lad
2002-05-08 20:23 ` Denis Vlasenko
2002-05-08 16:43 ` Robert Love
2002-05-08 16:51 ` Philippe Troin
2002-05-08 23:27 ` george anzinger
2002-05-08 23:49 ` Roman Zippel
2002-05-10 20:47 ` Jan Hudec
2002-05-09 15:18 ` Denis Vlasenko
2002-05-09 17:39 ` Andrew Theurer [this message]
2002-05-08 18:33 ` Alan Cox
2002-05-09 9:47 ` David Woodhouse
2002-05-09 15:21 ` Denis Vlasenko
-- strict thread matches above, loose matches on Subject: below --
2002-05-09 18:00 Kerl, John
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