Reproduceable freeze with quotas enabled

Attila Nagy bra at
Tue Nov 8 00:42:07 PST 2005

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.
> 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.

Attila Nagy                                   e-mail: Attila.Nagy at
Adopt a directory on our free software         phone: +3630 306 6758

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