Re: System load consideration before spawning parallel workers

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От Jim Nasby
Тема Re: System load consideration before spawning parallel workers
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Msg-id 0bede5d2-7042-e4c8-f452-a2fbe92b694b@BlueTreble.com
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Ответ на Re: System load consideration before spawning parallel workers  (Bruce Momjian <bruce@momjian.us>)
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On 9/2/16 4:07 PM, Bruce Momjian wrote:
> Couldn't SQL sessions call a PL/Perl function that could query the OS
> and set max_parallel_workers_per_gather appropriately?

I'd certainly like to see a greater ability to utilize "hooks" without 
resorting to C. "hooks" in quotes because while some hooks need to be in 
C to be of practical use, others (such as a parallelization limit or 
controlling autovacuum) might not.
-- 
Jim Nasby, Data Architect, Blue Treble Consulting, Austin TX
Experts in Analytics, Data Architecture and PostgreSQL
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