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Re: Rename max_parallel_degree?

Peter Geoghegan <pg@heroku.com>

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From: Peter Geoghegan <pg@heroku.com>
To: Alvaro Herrera <alvherre@2ndquadrant.com>
Cc: Robert Haas <robertmhaas@gmail.com>, Tom Lane <tgl@sss.pgh.pa.us>, Josh berkus <josh@agliodbs.com>, Peter Eisentraut <peter.eisentraut@2ndquadrant.com>, Noah Misch <noah@leadboat.com>, David Rowley <david.rowley@2ndquadrant.com>, Amit Kapila <amit.kapila16@gmail.com>, Magnus Hagander <magnus@hagander.net>, Bruce Momjian <bruce@momjian.us>, PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2016-05-31T19:57:51Z
Lists: pgsql-hackers 
On Tue, May 31, 2016 at 12:55 PM, Alvaro Herrera
<alvherre@2ndquadrant.com> wrote:
> Agreed -- things like pglogical and BDR rely on background workers to do
> their jobs.  Many other users of bgworkers have popped up, so I think
> it'd be a bad idea if parallel queries are able to monopolize all the
> available slots.

That never occurred to me. I'd say it could be a serious problem, that
should be fixed promptly.

-- 
Peter Geoghegan