Date: Fri, 25 Oct 2013 14:36:30 -0500 From: Larry Rosenman <ler@lerctr.org> To: Garrett Wollman <wollman@hergotha.csail.mit.edu> Cc: Freebsd fs <freebsd-fs@freebsd.org>, current@freebsd.org Subject: Re: ZFS: Invalid SEND/RECV stream still Message-ID: <29a687d287cf28d34283566eba509486@webmail.lerctr.org> In-Reply-To: <201310251933.r9PJX8sx086597@hergotha.csail.mit.edu> References: <c0a42b456769e22f908e689a1de56c82@webmail.lerctr.org> <201310251933.r9PJX8sx086597@hergotha.csail.mit.edu>
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On 2013-10-25 14:33, Garrett Wollman wrote: > In article <c0a42b456769e22f908e689a1de56c82@webmail.lerctr.org>, > Larry Rosenman <ler@lerctr.org> wrote: > >> Error Message: >> received 320KB stream in 1 seconds (320KB/sec) >> receiving incremental stream of vault/var@2013-10-25 into >> zroot/backups/TBH/var@2013-10-25 >> cannot receive incremental stream: invalid backup stream > > I've seen this happen in one very specific case: if the receiving > machine is doing automatic snapshots, and happens to do a snapshot of > the filesystem being received *while it's being received*. In that > case, it appears that the filesystem on disk gets subtly corrupted, > and the only remedy is to destroy it on the receiving machine and > start all over (making sure to disable automatic snapshots this time). > > "zfs receive -F" will rollback snapshots made on the receiving system > that don't exist on the sending system, but it only does this at the > beginning of the stream -- it can't prevent further snapshots from > being taken during reception of an incremental stream which foul up > the works. > > -GAWollman There are NO automatic snapshots in play here at all :( -- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 214-642-9640 (c) E-Mail: ler@lerctr.org US Mail: 108 Turvey Cove, Hutto, TX 78634-5688
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