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Re: `pg_ctl init` crashes when run concurrently; semget(2) suspected - Mailing list pgsql-hackers

From Tom Lane
Subject Re: `pg_ctl init` crashes when run concurrently; semget(2) suspected
Date
Msg-id 684991.1755314190@sss.pgh.pa.us
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In response to Re: `pg_ctl init` crashes when run concurrently; semget(2) suspected  (Thomas Munro <thomas.munro@gmail.com>)
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Thomas Munro <thomas.munro@gmail.com> writes:
> And just by the way, each backend has its own semaphore, so in actual
> usage we're probably only talking about the "superfluous wakeups"
> mentioned in lwlock.c, clog.c and procarray.c.  I suppose it's not
> expected to go very high at all?

I wouldn't expect so.

            regards, tom lane

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