| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov> |
| Cc: | "Heikki Linnakangas" <heikki(dot)linnakangas(at)enterprisedb(dot)com>, "Rusty Conover" <rconover(at)infogears(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: [BUGS] BUG #5412: test case produced, possible race condition. |
| Date: | 2010-04-14 22:55:47 |
| Message-ID: | 16416.1271285747@sss.pgh.pa.us |
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"Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov> writes:
> Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> The seed alone wouldn't be enough to duplicate the behavior, since
>> the behavior of random() typically varies across platforms. So we
>> might get a report and still be unable to reproduce it.
> At least the person getting the initial failure would be able to
> recreate it, and possibly provide a stack trace.
On second thought, since there's no need for a particularly high-quality
RNG here, we could just embed some brain-dead one-liner implementation,
which should behave the same everywhere.
regards, tom lane
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