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Use WaitLatch() instead of pg_usleep() at the end of backups

author Michael Paquier <michael@paquier.xyz>

Mon, 5 Jul 2021 23:10:59 +0000 (08:10 +0900)

committer Michael Paquier <michael@paquier.xyz>

Mon, 5 Jul 2021 23:10:59 +0000 (08:10 +0900)

commit 2aca19f2989aa938ece7306678f5494a984ece3f

tree ac2c00326f2fb958b09fa5f3cca7dba830457593 tree

parent 9753324b7d9eba0aaf7e12942f52c240bfc7da7c commit | diff

Use WaitLatch() instead of pg_usleep() at the end of backups

This concerns pg_stop_backup() and BASE_BACKUP, when waiting for the
WAL segments required for a backup to be archived. This simplifies a
bit the handling of the wait event used in this code path.

Author: Bharath Rupireddy
Reviewed-by: Michael Paquier, Stephen Frost
Discussion: https://postgr.es/m/CALj2ACU4AdPCq6NLfcA-ZGwX7pPCK5FgEj-CAU0xCKzkASSy_A@mail.gmail.com

src/backend/access/transam/xlog.c diff | blob | blame | history

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