Date: Sun, 1 Sep 2013 09:26:00 +0800 From: Kuang-che Wu <kuangche@gmail.com> To: Andriy Gapon <avg@freebsd.org> Cc: freebsd-fs@freebsd.org Subject: Re: zfs dead lock Message-ID: <CAOZYDX799rMAQmqtO9Yc4OFT6ffoB1jCZ-MM0imO1jRsPGE-Yw@mail.gmail.com> In-Reply-To: <521F1B74.7020402@FreeBSD.org> References: <CAOZYDX6FK0WcVqJZOLoWNb7P%2BwNEpt2oiLD2PMhDP27q5aLQsA@mail.gmail.com> <521F1B74.7020402@FreeBSD.org>
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2013/8/29 Andriy Gapon <avg@freebsd.org> > on 15/08/2013 21:36 Kuang-che Wu said the following: > > I suspect I encountered zfs deadlock yesterday. > > Thank you very much for the report! And sorry for the delay. > Do you still have this locked up system? > Or are you able to reproduce the lock up? > I would like to examine some things with kgdb. After few days of the deadlock, I found my hard drive has bad sectors and the number is increasing. I replaced the drive and no more dead locks. I suspect the dead locks were triggered by slow disk i/o.
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