Gregory Stark wrote:
> "Bruce Momjian" <bruce@momjian.us> writes:
>
> > * Improve deadlock detection when deleting items from shared buffers
> >...
> > Let me know if there is better wording.
>
> I'm not sure whhere deleting items from shared buffers enters into it.
>
> I think you need something like:
>
> Add deadlock detection when a process holding a buffer pin is blocked by a
> lock held by a process attempting to LockBufferForCleanup() on that buffer or
> more complex versions thereof. (And without adding unacceptable overhead to
> pin/unpin.)
Text updated:
* Improve deadlock detection when a page cleaning lock conflicts
with a shared buffer that is pinned
--
Bruce Momjian <bruce@momjian.us> http://momjian.us
EnterpriseDB http://postgres.enterprisedb.com
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