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Wake up interested backends when a checkpoint fails.

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Commit c6c9474a switched to condition variables instead of sleep
loops to notify backends of checkpoint start and stop, but forgot
to broadcast in case of checkpoint failure.

Author: Thomas Munro
Discussion: https://postgr.es/m/CA%2BhUKGJKbCd%2B_K%2BSEBsbHxVT60SG0ivWHHAdvL0bLTUt2xpA2w%40mail.gmail.com
This commit is contained in:
Thomas Munro 2019-04-06 09:31:48 +13:00
parent 6665305e17
commit de2b38419c
1 changed files with 2 additions and 0 deletions
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2
src/backend/postmaster/checkpointer.c
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@ -279,6 +279,8 @@ CheckpointerMain(void)
CheckpointerShmem->ckpt_done = CheckpointerShmem->ckpt_started;
SpinLockRelease(&CheckpointerShmem->ckpt_lck);
ConditionVariableBroadcast(&CheckpointerShmem->done_cv);
ckpt_active = false;
}