Martijn van Oosterhout <kleptog@svana.org> writes:
> On Thu, Apr 20, 2006 at 12:17:07PM -0500, Jim C. Nasby wrote:
>> Here's one to add to the list: running pgbench with a moderately heavy
>> load on an SMP box likes to trigger a state where the database (or
>> pgbench) just stops doing work (CPU usage drops to nothing, as does disk
>> activity).

> Well, this sounds like a dead-lock, the obvious step would be to
> attached gdb to both and get a stack-trace...

Yeah, I wonder if it's related to that apparent bug Qingqing saw in the
windows semaphore code? It's clearly windows-specific since no one's
ever reported any such thing on Unixen.

regards, tom lane

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