Date: Tue, 29 Sep 2009 10:53:40 +0200 From: Borja Marcos <borjam@sarenet.es> To: Borja Marcos <borjam@sarenet.es> Cc: freebsd-stable@freebsd.org Subject: Re: 8.0RC1, ZFS: deadlock Message-ID: <5A4D8AEF-4C87-400D-8F4F-198A31295963@sarenet.es> In-Reply-To: <089F63A7-574B-4646-97C7-D82B226CD4CF@sarenet.es>
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[-- Attachment #1 --] On Sep 29, 2009, at 10:29 AM, Borja Marcos wrote: > I have observed a deadlock condition when using ZFS. We are making a > heavy usage of zfs send/zfs receive to keep a replica of a dataset > on a remote machine. It can be done at one minute intervals. Maybe > we're doing a somehow atypical usage of ZFS, but, well, seems to be > a great solution to keep filesystem replicas once this is sorted out. Not sure the backtraces screenshots will get through... First one is the backtrace for the zfs command. Second one, a tar process doing a "cf - ." on the dataset being replicated, sending to a pipe. Third one, the receiving tar process, doing an "xf -" on a second dataset. [-- Attachment #2 --] [-- Attachment #3 --] [-- Attachment #4 --]help
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