LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: "Jesper Juhl" <jesper.juhl@gmail.com>
To: "Grant Coady" <gcoady.lk@gmail.com>
Cc: "Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>,
	"Trond Myklebust" <trond.myklebust@fys.uio.no>,
	nfs@lists.sourceforge.net
Subject: Re: 2.6.17.8 - do_vfs_lock: VFS is out of sync with lock manager!
Date: Fri, 11 Aug 2006 00:37:35 +0200	[thread overview]
Message-ID: <9a8748490608101537y4c377fb3xcd8babbdbc29cee2@mail.gmail.com> (raw)
In-Reply-To: <9a8748490608090107j6ce7bc2cr2b74cc13b9541f39@mail.gmail.com>

On 09/08/06, Jesper Juhl <jesper.juhl@gmail.com> wrote:
> On 09/08/06, Grant Coady <gcoady.lk@gmail.com> wrote:
> > On Tue, 8 Aug 2006 16:39:54 +0200, "Jesper Juhl" <jesper.juhl@gmail.com> wrote:
> >
> > >I have some webservers that have recently started reporting the
> > >following message in their logs :
> > >
> > >  do_vfs_lock: VFS is out of sync with lock manager!
> > >
> > >The serveres kernels were upgraded to 2.6.17.8 and since the upgrade
> > >the message started appearing.
> > >The servers were previously running 2.6.13.4 without experiencing this problem.
> > >Nothing has changed except the kernel.
> > >
> > >I've googled a bit and found this mail
> > >(http://lkml.org/lkml/2005/8/23/254) from Trond saying that
> > >"The above is a lockd error that states that the VFS is failing to track
> > >your NFS locks correctly".
> > >Ok, but that doesn't really help me resolve the issue. The servers are
> > >indeed running NFS and access their apache DocumentRoots from a NFS
> > >mount.
> > >
> > >Is there anything I can do to help track down this issue?
> >
> > I don't have an answer, but offer this observation: five boxen running
> > 2.6.17.8 doing six simultaneous
> >
> >   bzcat /home/share/linux-2.6/patch-2.6.18-rc4.bz2|patch -p1
> >
> > didn't burp.  The /home/share/ is an NFS export from another box running
> > 2.4.33-rc3a, me not sure if this was exercising any NFS locking as the
> > NFS source file was only opened for non-exclusive read-only.
> >
> The NFS server here is running 2.6.11.11 and doesn't seem to be
> reporting any problems. But I now have two more of my webservers (both
> running 2.6.17.8) that have started to complain about "do_vfs_lock:
> VFS is out of sync with lock manager!"
>
> I've not found a way to cause the message to be repported at will unfortunately.
>
Today 3 more of my webservers running 2.6.17.8 reported this message.
The machines all seem to be running fine still, so it doesn't seem to
be a serious problem, but it would still be nice to get it fixed ;)


-- 
Jesper Juhl <jesper.juhl@gmail.com>
Don't top-post  http://www.catb.org/~esr/jargon/html/T/top-post.html
Plain text mails only, please      http://www.expita.com/nomime.html

  reply	other threads:[~2006-08-10 22:37 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-08-08 14:39 Jesper Juhl
2006-08-09  5:53 ` Grant Coady
2006-08-09  8:07   ` Jesper Juhl
2006-08-10 22:37     ` Jesper Juhl [this message]
2006-08-11  0:30       ` Grant Coady
2006-08-13 23:08       ` Grant Coady
2006-08-17  6:49 ` [NFS] " Neil Brown
2006-08-17  9:58   ` Jesper Juhl
2006-08-21  3:34     ` Neil Brown
2006-08-21 19:54       ` Trond Myklebust
2006-11-21 12:43         ` Jesper Juhl
2006-11-27  9:19           ` Jesper Juhl
2007-01-29  5:08         ` Neil Brown
2007-01-29 14:16           ` Trond Myklebust
2007-01-30 23:42             ` Jesper Juhl
2007-02-01 22:39               ` Neil Brown
2006-08-12  8:58 Chuck Ebbert

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=9a8748490608101537y4c377fb3xcd8babbdbc29cee2@mail.gmail.com \
    --to=jesper.juhl@gmail.com \
    --cc=gcoady.lk@gmail.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=nfs@lists.sourceforge.net \
    --cc=trond.myklebust@fys.uio.no \
    --subject='Re: 2.6.17.8 - do_vfs_lock: VFS is out of sync with lock manager'\!'' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).