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Date: Sun, 30 Apr 2006 17:15:50 +0400 (MSD)
From: Dmitry Morozovsky <marck@rinet.ru>
To: Kris Kennaway <kris@obsecurity.org>
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Cc: stable@freebsd.org
Subject: Re: fsck_ufs locked in snaplk
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On Sat, 29 Apr 2006, Dmitry Morozovsky wrote:

DM> KK> > I'll try to build DDB kernel tomorrow evening to check. Which commands should I 
DM> KK> > issue in ddb ?
DM> KK> 
DM> KK> 'show lockedvnods', 'ps' and 'alltrace' are important.
DM> 
DM> Well, common usage pattern does not lead to lock today. I made some 
DM> snapshots on  quota'ed file system and delete them successfully. 

I finally can reproduce this: large rsync with mksnap_ffs in second or third 
run both locked in snaplk state. Debugging info available at
http://woozle.net/FreeBSD/debug/office-ddb.20060430.txt.gz

Sincerely,
D.Marck                                     [DM5020, MCK-RIPE, DM3-RIPN]
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*** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck@rinet.ru ***
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