diff options
Diffstat (limited to 'src/backend/commands/vacuumlazy.c')
| -rw-r--r-- | src/backend/commands/vacuumlazy.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/src/backend/commands/vacuumlazy.c b/src/backend/commands/vacuumlazy.c index bfdf4b6cbb3..f324b726734 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 1.57 2005/08/20 23:26:13 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/commands/vacuumlazy.c,v 1.58 2005/09/02 19:02:20 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -60,9 +60,6 @@ #define REL_TRUNCATE_MINIMUM 1000 #define REL_TRUNCATE_FRACTION 16 -/* MAX_TUPLES_PER_PAGE can be a conservative upper limit */ -#define MAX_TUPLES_PER_PAGE ((int) (BLCKSZ / sizeof(HeapTupleHeaderData))) - typedef struct LVRelStats { @@ -259,7 +256,7 @@ lazy_scan_heap(Relation onerel, LVRelStats *vacrelstats, * dead-tuple TIDs, pause and do a cycle of vacuuming before we * tackle this page. */ - if ((vacrelstats->max_dead_tuples - vacrelstats->num_dead_tuples) < MAX_TUPLES_PER_PAGE && + if ((vacrelstats->max_dead_tuples - vacrelstats->num_dead_tuples) < MaxHeapTuplesPerPage && vacrelstats->num_dead_tuples > 0) { /* Remove index entries */ @@ -554,7 +551,7 @@ static int lazy_vacuum_page(Relation onerel, BlockNumber blkno, Buffer buffer, int tupindex, LVRelStats *vacrelstats) { - OffsetNumber unused[BLCKSZ / sizeof(OffsetNumber)]; + OffsetNumber unused[MaxOffsetNumber]; int uncnt; Page page = BufferGetPage(buffer); ItemId itemid; @@ -960,7 +957,7 @@ lazy_space_alloc(LVRelStats *vacrelstats, BlockNumber relblocks) maxtuples = (maintenance_work_mem * 1024L) / sizeof(ItemPointerData); maxtuples = Min(maxtuples, INT_MAX); /* stay sane if small maintenance_work_mem */ - maxtuples = Max(maxtuples, MAX_TUPLES_PER_PAGE); + maxtuples = Max(maxtuples, MaxHeapTuplesPerPage); vacrelstats->num_dead_tuples = 0; vacrelstats->max_dead_tuples = (int) maxtuples; |