Date: Mon, 11 Jun 2012 08:30:10 GMT From: Peter Maloney <peter.maloney@brockmann-consult.de> To: freebsd-fs@FreeBSD.org Subject: Re: kern/161968: [zfs] [hang] renaming snapshot with -r including a zvol snapshot causes total ZFS freeze/lockup Message-ID: <201206110830.q5B8UAdn078645@freefall.freebsd.org>
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The following reply was made to PR kern/161968; it has been noted by GNATS.
From: Peter Maloney <peter.maloney@brockmann-consult.de>
To: bug-followup@FreeBSD.org, peter.maloney@brockmann-consult.de
Cc:
Subject: Re: kern/161968: [zfs] [hang] renaming snapshot with -r including
a zvol snapshot causes total ZFS freeze/lockup
Date: Mon, 11 Jun 2012 10:23:58 +0200
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I've tested this in 8.3-RELEASE, and 8.3-STABLE pulled last week. *Both
hang*, even though 8.2-STABLE in Feb 2012 did not hang.
First terminal:
Snapshot
Renaming from to 1
load: 0.00 cmd: zfs 57149 [tx->tx_sync_done_cv)] 104.03r 0.00u 0.00s 0%
1920k
Second:
# zfs list
load: 0.00 cmd: zfs 58403 [spa_namespace_lock] 119.06r 0.00u 0.00s 0% 1796k
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I've tested this in 8.3-RELEASE, and 8.3-STABLE pulled last week. <b>Both
hang</b>, even though 8.2-STABLE in Feb 2012 did not hang.<br>
<br>
First terminal:<br>
<br>
Snapshot<br>
Renaming from to 1<br>
load: 0.00 cmd: zfs 57149 [tx->tx_sync_done_cv)] 104.03r 0.00u
0.00s 0% 1920k<br>
<br>
<br>
Second:<br>
# zfs list<br>
load: 0.00 cmd: zfs 58403 [spa_namespace_lock] 119.06r 0.00u 0.00s
0% 1796k<br>
<br>
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