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Optimize latches to send fewer signals.

author Thomas Munro <tmunro@postgresql.org>

2021年2月28日 22:51:15 +0000 (11:51 +1300)

committer Thomas Munro <tmunro@postgresql.org>

2021年2月28日 23:44:12 +0000 (12:44 +1300)

commit c8f3bc2401e7df7b79bae39dd3511c91f825b6a4

tree 740f9fecf0c3efb6a2aa338d5c47598edb4150af tree

parent d1b90995e8d41df7e59efe48e98f26cd66baba9b commit | diff

Optimize latches to send fewer signals.

Don't send signals to processes that aren't sleeping.

Author: Andres Freund <andres@anarazel.de>
Discussion: https://postgr.es/m/CA+hUKGJjxPDpzBE0a3hyUywBvaZuC89yx3jK9RFZgfv_KHU7gg@mail.gmail.com

src/backend/storage/ipc/latch.c diff | blob | blame | history

src/include/storage/latch.h diff | blob | blame | history

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