Fix VACUUM_TRUNCATE_LOCK_WAIT_INTERVAL

simonat2ndQuadrant · simonat2ndQuadrant · commit dcb12ce8d869 · 2016-09-06T15:35:47.000+01:00
lazy_truncate_heap() was waiting for
VACUUM_TRUNCATE_LOCK_WAIT_INTERVAL, but in microseconds
not milliseconds as originally intended.

Found by code inspection.

Simon Riggs
diff --git a/src/backend/commands/vacuumlazy.c b/src/backend/commands/vacuumlazy.c
@@ -1747,7 +1747,7 @@ lazy_truncate_heap(Relation onerel, LVRelStats *vacrelstats)
 				return;
 			}
 
-			pg_usleep(VACUUM_TRUNCATE_LOCK_WAIT_INTERVAL);
+			pg_usleep(VACUUM_TRUNCATE_LOCK_WAIT_INTERVAL * 1000L);
 		}
 
 		/*

Original file line number	Diff line number	Diff line change
`@@ -1747,7 +1747,7 @@ lazy_truncate_heap(Relation onerel, LVRelStats *vacrelstats)`
`1747`	`1747`	`return;`
`1748`	`1748`	`}`
`1749`	`1749`
`1750`		`- pg_usleep(VACUUM_TRUNCATE_LOCK_WAIT_INTERVAL);`
	`1750`	`+ pg_usleep(VACUUM_TRUNCATE_LOCK_WAIT_INTERVAL * 1000L);`
`1751`	`1751`	`}`
`1752`	`1752`
`1753`	`1753`	`/*`