From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jim Subject: Re: ls hangs filesystem Date: Tue, 18 Oct 2011 09:47:11 -0400 Message-ID: <4E9D835F.1010706@webstarts.com> References: <4E9D7E5A.2010403@webstarts.com> <20111018133137.GB4276@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Cc: linux-btrfs@vger.kernel.org To: Josef Bacik Return-path: In-Reply-To: <20111018133137.GB4276@localhost.localdomain> List-ID: I am on kernel 3.1.0-rc4. I am ssh'd into a remote machine so have no access to keyboard, any other way to get the info you need? Thanks again. Jim On 10/18/2011 09:31 AM, Josef Bacik wrote: > On Tue, Oct 18, 2011 at 09:25:46AM -0400, Jim wrote: >> Good morning btrfs list, >> I have been rsyncing files from an nfs mount to a btrfs filesystem. >> After an rsync run I ls random subvols or directorys to check the >> copy. About 60% to 70% of the time ls completely hangs. Ps aux >> shows it as running but even when I let it go for up to an hour it >> never finishes. Kill -9 will not stop the process. Dmesg shows >> nothing beyond a successful mount at boot. I can't umount the >> system because "filesystem is busy". I find that a forced reboot is >> the only way to recapture the system. /var/log/messages has the >> only indication (that I can find) that anything abnormal is >> happening. A tail of the file is below. Thank you for any help and >> advice. > Hit sysrq+w when this happens and give us all the tracebacks. Also which kernel > you are on would be helpful. Thanks, > > Josef