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(parent: 54bb91c) | patch
Use a WaitLatch for vacuum/autovacuum sleeping
authorStephen Frost <sfrost@snowman.net>
Tue, 30 Mar 2021 16:52:56 +0000 (12:52 -0400)
committerStephen Frost <sfrost@snowman.net>
Tue, 30 Mar 2021 16:52:56 +0000 (12:52 -0400)
commit4753ef37e0eda4ba0af614022d18fcbc5a946cc9
tree6a0986976b4e9b85f1525734e87b95a91f268998tree
parent54bb91c30e3964fd81059e6b02e377cc9dd2d64ccommit | diff
Use a WaitLatch for vacuum/autovacuum sleeping

Instead of using pg_usleep() in vacuum_delay_point(), use a WaitLatch.
This has the advantage that we will realize if the postmaster has been
killed since the last time we decided to sleep while vacuuming.

Reviewed-by: Thomas Munro
Discussion: https://postgr.es/m/CAFh8B=kcdk8k-Y21RfXPu5dX=bgPqJ8TC3p_qxR_ygdBS=JN5w@mail.gmail.com
src/backend/commands/vacuum.c diff | blob | blame | history
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