Re: ZFS: Invalid SEND/RECV stream still

From: Larry Rosenman <ler_at_lerctr.org>
Date: Fri, 25 Oct 2013 14:36:30 -0500
On 2013-10-25 14:33, Garrett Wollman wrote:
> In article <c0a42b456769e22f908e689a1de56c82_at_webmail.lerctr.org>,
> Larry Rosenman  <ler_at_lerctr.org> wrote:
> 
>> Error Message:
>> received 320KB stream in 1 seconds (320KB/sec)
>> receiving incremental stream of vault/var_at_2013-10-25 into
>> zroot/backups/TBH/var_at_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_at_lerctr.org
US Mail: 108 Turvey Cove, Hutto, TX 78634-5688
Received on Fri Oct 25 2013 - 17:36:33 UTC

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