database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-11-24 00:23:06 +03:00
Code Activity

Use an LWLock instead of a spinlock in waitlsn.c

Browse Source 
This should prevent busy-waiting when number of waiting processes is high.

Discussion: https://postgr.es/m/202404030658.hhj3vfxeyhft%40alvherre.pgsql
Author: Alvaro Herrera
This commit is contained in:
Alexander Korotkov
2024-04-07 00:31:43 +03:00
parent 1577081e96
commit 25f42429e2
4 changed files with 10 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
src/include/storage/lwlocklist.h
View File

@@ -83,3 +83,4 @@ PG_LWLOCK(49, WALSummarizer)
PG_LWLOCK(50, DSMRegistry)
PG_LWLOCK(51, InjectionPoint)
PG_LWLOCK(52, SerialControl)
PG_LWLOCK(53, WaitLSN)