Re: [HACKERS] stuck spin lock with many concurrent users

[Tatsuo Ishii]

> Tatsuo Ishii <[EMAIL PROTECTED]> writes:
> >>> How can I check it?
> >> 
> >> The 'stuck' message should at least give you a code location...
> 
> > FATAL: s_lock(0x2ac2d016) at spin.c:158, stuck spinlock. Aborting.
> 
> Hmm, that's SpinAcquire, so it's one of the predefined spinlocks
> (and not, say, a buffer spinlock).  You could try adding some
> debug logging here, although the output would be voluminous.
> But what would really be useful is a stack trace for the stuck
> process.  Consider changing the s_lock code to abort() when it
> gets a stuck spinlock --- then you could gdb the coredump.

Nice idea. I will try that.
--
Tatsuo Ishii

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