From: Linas Vepstas <linas@austin.ibm.com>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>,
Anton Blanchard <anton@samba.org>, Andrew Morton <akpm@osdl.org>,
linuxppc64-dev <linuxppc64-dev@ozlabs.org>,
Linux Kernel list <linux-kernel@vger.kernel.org>
Subject: Re: PATCH [PPC64]: dead processes never reaped
Date: Thu, 5 May 2005 16:57:25 -0500 [thread overview]
Message-ID: <20050505215725.GJ11745@austin.ibm.com> (raw)
In-Reply-To: <1113975850.5515.377.camel@gaston>
On Wed, Apr 20, 2005 at 03:44:10PM +1000, Benjamin Herrenschmidt was heard to remark:
> On Mon, 2005-04-18 at 14:38 -0500, Linas Vepstas wrote:
> >
> > The patch below appears to fix a problem where a number of dead processes
> > linger on the system. On a highly loaded system, dozens of processes
> > were found stuck in do_exit(), calling thier very last schedule(), and
> > then being lost forever.
And this problem seems to be unreproducible. Dang, it was one of the
more interesting ones I've seen.
--linas
prev parent reply other threads:[~2005-05-05 21:57 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-18 19:38 PATCH [PPC64]: dead processes never reaped Linas Vepstas
2005-04-19 1:01 ` Benjamin Herrenschmidt
2005-04-19 17:39 ` Linas Vepstas
2005-04-19 1:07 ` Benjamin Herrenschmidt
2005-04-19 1:25 ` Nick Piggin
2005-04-19 17:22 ` Linas Vepstas
2005-04-20 5:44 ` Benjamin Herrenschmidt
2005-05-05 21:57 ` Linas Vepstas [this message]
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