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-rw-r--r--src/backend/commands/vacuumlazy.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/backend/commands/vacuumlazy.c b/src/backend/commands/vacuumlazy.c
index 00fda192310..8e97fa47563 100644
--- a/src/backend/commands/vacuumlazy.c
+++ b/src/backend/commands/vacuumlazy.c
@@ -31,7 +31,7 @@
*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/commands/vacuumlazy.c,v 1.70 2006/05/02 22:25:10 tgl Exp $
+ * $PostgreSQL: pgsql/src/backend/commands/vacuumlazy.c,v 1.71 2006/07/02 02:23:20 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -149,6 +149,8 @@ lazy_vacuum_rel(Relation onerel, VacuumStmt *vacstmt)
/* Set threshold for interesting free space = average request size */
/* XXX should we scale it up or down? Adjust vacuum.c too, if so */
vacrelstats->threshold = GetAvgFSMRequestSize(&onerel->rd_node);
+ if (vacrelstats->threshold < HeapGetPageFreeSpace(onerel))
+ vacrelstats->threshold = HeapGetPageFreeSpace(onerel);
/* Open all indexes of the relation */
vac_open_indexes(onerel, ShareUpdateExclusiveLock, &nindexes, &Irel);