Date: Tue, 08 Nov 2005 09:41:58 +0100 From: Attila Nagy <bra@fsn.hu> To: Robert Watson <rwatson@FreeBSD.org> Cc: freebsd-hackers@freebsd.org, freebsd-amd64@freebsd.org Subject: Re: Reproduceable freeze with quotas enabled Message-ID: <437064D6.6060504@fsn.hu> In-Reply-To: <436C7998.5040404@fsn.hu> References: <436A868F.4010606@fsn.hu> <20051104095129.M9692@fledge.watson.org> <436B8918.9060105@fsn.hu> <436C7998.5040404@fsn.hu>
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Attila Nagy wrote: > Attila Nagy wrote: >> Robert Watson wrote: >>> On Thu, 3 Nov 2005, Attila Nagy wrote: >>> >>>> I have an "easily" (at least to me) reproduceable freeze with both >>>> 6-STABLE and 7-CURRENT on an amd64 SMP machine. >>>> What I do is simply copy a lot of directories, files and symlinks >>>> with different uids from another machine to this one, using rsync. >>> >>> This is probably a vnode lock leak or deadlock. As it looks like you >>> have both the ability to get into the debugger and also a serial or >>> other remote console, the output of: >>> show allpcpu >>> alltrace >>> show lockedvnods >>> show allocks >>> would be helpful. There are also "options DEBUG_LOCKS" which extends >>> the debugging information available via "show lockedvnods" with >>> information about where the lock was acquired, which can be quite >>> helpful. > http://people.fsn.hu/~bra/freebsd/crash-20051105/crashlog > I've put all together in this file. > Tell me please if I can do anything to make the issue more clear. Just for the record: the machine freezes with UP kernels too. Any chance to investigate it further? It's a really annoying bug, which makes quota support a little bit useless. Thanks, -- Attila Nagy e-mail: Attila.Nagy@fsn.hu Adopt a directory on our free software phone: +3630 306 6758 server! http://www.fsn.hu/?f=brick
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