From: Frank Cusack Subject: Re: [autofs] Re: VFS: Busy inodes after unmount on 2 way SMP Date: Thu, 18 Sep 2003 19:57:49 -0700 Sender: nfs-admin@lists.sourceforge.net Message-ID: <20030918195749.A2273@google.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.11] helo=sc8-sf-mx1.sourceforge.net) by sc8-sf-list1.sourceforge.net with esmtp (Cipher TLSv1:DES-CBC3-SHA:168) (Exim 3.31-VA-mm2 #1 (Debian)) id 1A0BUR-0005zg-00 for ; Thu, 18 Sep 2003 19:59:23 -0700 Received: from 216-239-45-4.google.com ([216.239.45.4]) by sc8-sf-mx1.sourceforge.net with esmtp (Exim 4.22) id 1A0BUQ-0005mR-TK for nfs@lists.sourceforge.net; Thu, 18 Sep 2003 19:59:22 -0700 To: "H. Peter Anvin" , autofs@linux.kernel.org, nfs@lists.sourceforge.net In-Reply-To: ; from wago@phlinux.com on Mon, Sep 15, 2003 at 06:34:33PM -0700 Errors-To: nfs-admin@lists.sourceforge.net List-Help: List-Post: List-Subscribe: , List-Id: Discussion of NFS under Linux development, interoperability, and testing. List-Unsubscribe: , List-Archive: On Mon, Sep 15, 2003 at 06:34:33PM -0700, Matt C wrote: > On Mon, 15 Sep 2003, Ion Badulescu wrote: > > On Mon, 15 Sep 2003, H. Peter Anvin wrote: > > > Arun Sharma wrote: > > > >> > > > >> Oh yeah, easily. Kill the automounter while some things are mounted, > > > >> unmount everything by hand but do not rmdir the mountpoints. When you > > > >> unmount the autofs filesystem itself, you will get the self destruct > > > >> message. > > > > > > > > Thanks. This reproduces the problem I'm chasing very well. I think this > > > > is clearly an unacceptable kernel bug. > > > > > > > Indeed. This is on autofs 3? > > > > Both 3 and 4, at least as far as the "self-destruct" message goes. > > Don't know if it helps, but we also run a few hundred autofs4 clients, > with a mix of 2.4.21 and 2.4.18. The 2.4.21 machines are seeing quite a > few of these messages, but not on the 2.4.18 machines. We haven't seen any > of the oopses described below, though. Same here, 2.4.22, autofs 3 and 4. I'll be playing with 2.6.0 next week. I haven't tried to reproduce it with your method, but I do see the bug; no oops though. /fc ------------------------------------------------------- This sf.net email is sponsored by:ThinkGeek Welcome to geek heaven. http://thinkgeek.com/sf _______________________________________________ NFS maillist - NFS@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/nfs