Messages in this thread | | | Date | Mon, 21 Jul 2003 10:10:33 -0400 | From | Andrea Arcangeli <> | Subject | Re: 2.4.22-pre5 deadlock |
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On Mon, Jul 21, 2003 at 09:45:32AM -0300, Marcelo Tosatti wrote: > > > On Sun, 20 Jul 2003, Jim Gifford wrote: > > > ----- Original Message ----- > > From: "Andrea Arcangeli" <andrea@suse.de> > > To: "Jim Gifford" <maillist@jg555.com> > > Cc: "Marcelo Tosatti" <marcelo@conectiva.com.br>; "lkml" > > <linux-kernel@vger.kernel.org> > > Sent: Saturday, July 19, 2003 10:21 AM > > Subject: Re: 2.4.22-pre5 deadlock > > > > > > > On Mon, Jul 14, 2003 at 10:03:03AM -0700, Jim Gifford wrote: > > > > As requested. > > > > > > please try to reproduce w/o devfs and/or w/o a kernel module that is > > > loadable called ipt_psd (netfilter stuff likely, but not part of > > > mainline pre6/pre7). probably it'll go away either ways and it seems > > > triggered by the process called couriertcpd. Not sure exactly what's > > > going on though, since looking into devfs/devfsd doesn't sound > > > interesting anymore and I don't see the netfilter code out of mainline. > > > > > > (probably this email will get some delay, so apologies if it is obsolete > > > by the time it reaches the network) > > > > > > Andrea > > > > > I have removed all non-standard iptables modules and the dazuko module. It > > locked up under pre6 without these modules, but pre7 hasn't caused a problem > > yet, it's at 28 hours so far, the record is three days. I have noticed > > increased memory usage, which is the starting sign of problems. > > Jim, > > The increased memory usage seems normal. Its the kernel cahcing more and > more buffers: they will be freed when the system needs memory. > > Lets wait and see what happens without the iptables and dazuko modules.
also please w/o devfs, a task was hanging waiting for devfsd and there were many request_module running from kmod, so it maybe a devfs/devfsd race too (ipc_psd, may only be triggering it, and it may not be the culprit).
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