| From: | "Andrew Dunstan" <andrew(at)dunslane(dot)net> |
|---|---|
| To: | "Zeugswetter Andreas ADI SD" <ZeugswetterA(at)spardat(dot)at> |
| Cc: | "Jaime Casanova" <systemguards(at)gmail(dot)com>, "Martijn van Oosterhout" <kleptog(at)svana(dot)org>, "Pgsql Hackers" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: share info between backends |
| Date: | 2007-01-12 11:24:44 |
| Message-ID: | 63452.24.211.165.134.1168601084.squirrel@www.dunslane.net |
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| Thread: | |
| Lists: | pgsql-hackers |
Zeugswetter Andreas ADI SD wrote:
>
>> > > comments?
>> >
>> > Why not make it probabilistic by using, say, MyProcPid % n where n
> is the
>> > number of tablespaces? Then you don't need anything shared.
>
> You still want a (local) counter, so that temp files for one session are
> spread out.
>
Yes, but this can be used as a seed so not all backends start with the
same counter value.
cheers
andrew
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