Date: Tue, 25 Apr 2006 00:24:07 +0400 (MSD) From: Dmitry Morozovsky <marck@rinet.ru> To: Kris Kennaway <kris@obsecurity.org> Cc: stable@freebsd.org Subject: Re: fsck_ufs locked in snaplk Message-ID: <20060425001751.S44618@woozle.rinet.ru> In-Reply-To: <20060424181531.GA13774@xor.obsecurity.org> References: <20060423193208.N1187@woozle.rinet.ru> <20060423201732.GA74905@xor.obsecurity.org> <20060424091803.L20593@woozle.rinet.ru> <20060424215650.P36233@woozle.rinet.ru> <20060424181531.GA13774@xor.obsecurity.org>
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On Mon, 24 Apr 2006, Kris Kennaway wrote: KK> > What bothers me most is that it is the only machine reproducibly hangs in KK> > snapshots, and it did not hang before RELENG_5 -> RELENG_6 upgrade. Other KK> > RELENG_6 machines do snapshot backups flawlessly (knock-on-wood!) KK> KK> Are you quite certain it's running up-to-date RELENG_6_1? All known KK> snapshot deadlock issues were believed to have been fixed a few weeks KK> ago. If so, we might need you to enable extra debugging to track this KK> down. Yes, I'm sure it's recent RELENG_6_1: marck@office:/usr/src> cvs stat sys/ufs/ffs/ffs_snapshot.c =================================================================== File: ffs_snapshot.c Status: Up-to-date Working revision: 1.103.2.5 Repository revision: 1.103.2.5 /home/ncvs/src/sys/ufs/ffs/ffs_snapshot.c,v Sticky Tag: RELENG_6_1 (branch: 1.103.2.5.2) Sticky Date: (none) Sticky Options: (none) marck@office:/usr/src> cvs -R up P etc/rc.d/SERVERS P release/doc/en_US.ISO8859-1/errata/article.sgml P release/doc/en_US.ISO8859-1/relnotes/common/new.sgml P release/doc/share/sgml/release.ent P release/doc/zh_CN.GB2312/errata/article.sgml P release/doc/zh_CN.GB2312/relnotes/common/new.sgml P sys/amd64/amd64/identcpu.c P sys/amd64/amd64/initcpu.c P sys/amd64/amd64/pmap.c P sys/amd64/include/md_var.h P sys/amd64/include/specialreg.h P sys/i386/i386/identcpu.c P sys/i386/i386/initcpu.c P sys/i386/include/md_var.h P sys/i386/include/specialreg.h P sys/ia64/ia64/nexus.c (all these changes are non-relevant, are they?) I'll try to build DDB kernel tomorrow evening to check. Which commands should I issue in ddb ? Sincerely, D.Marck [DM5020, MCK-RIPE, DM3-RIPN] ------------------------------------------------------------------------ *** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck@rinet.ru *** ------------------------------------------------------------------------
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