Re: Review: Revise parallel pg_restore's scheduling heuristic - Mailing list pgsql-hackers

From Josh Berkus
Subject Re: Review: Revise parallel pg_restore's scheduling heuristic
Date
Msg-id 4A640F0C.60605@agliodbs.com
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In response to Re: Review: Revise parallel pg_restore's scheduling heuristic  ("Kevin Grittner" <Kevin.Grittner@wicourts.gov>)
List pgsql-hackers
Kevin,

> It would be hard to schedule the requisite time on our biggest web
> machines, but I assume an 8 core 64GB machine would give meaningful
> results.  Any sense what numbers of parallel jobs I should use for
> tests?  I would be tempted to try 1 (with the -1 switch), 8, 12, and
> 16 -- maybe keep going if 16 beats 12.

Personally, I wouldn't go over the number of cores.  But if you do find 
some gain that way, I'd be very interested to know it.

-- 
Josh Berkus
PostgreSQL Experts Inc.
www.pgexperts.com


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