I wrote:
> Daniel Wood <dw...@salesforce.com> writes:
>> Does the original version of my stress test not repro the problem on 9.2?

> [ tries it ... ]  No, it doesn't, or at least the MTBF is a couple orders
> of magnitude better than on 9.3.

Oh, of course: the reason the test doesn't fail as given on 9.2 is that
9.2 doesn't have a lock_timeout parameter.  (I missed the complaints about
this in the blizzard of other noise the test generates :-(.)  The timeout
is critical to exposing the bug because it needs failed lock acquisitions.
Probably unpatched 9.2 would fall over if you used statement_timeout
instead.

                        regards, tom lane


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