diff options
Diffstat (limited to 'src/backend/commands/vacuumlazy.c')
| -rw-r--r-- | src/backend/commands/vacuumlazy.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/src/backend/commands/vacuumlazy.c b/src/backend/commands/vacuumlazy.c index d761f050851..14c66b498d3 100644 --- a/src/backend/commands/vacuumlazy.c +++ b/src/backend/commands/vacuumlazy.c @@ -10,11 +10,11 @@ * relations with finite memory space usage. To do that, we set upper bounds * on the number of tuples and pages we will keep track of at once. * - * We are willing to use at most VacuumMem memory space to keep track of - * dead tuples. We initially allocate an array of TIDs of that size. - * If the array threatens to overflow, we suspend the heap scan phase - * and perform a pass of index cleanup and page compaction, then resume - * the heap scan with an empty TID array. + * We are willing to use at most maintenance_work_mem memory space to keep + * track of dead tuples. We initially allocate an array of TIDs of that size. + * If the array threatens to overflow, we suspend the heap scan phase and + * perform a pass of index cleanup and page compaction, then resume the heap + * scan with an empty TID array. * * We can limit the storage for page free space to MaxFSMPages entries, * since that's the most the free space map will be willing to remember @@ -31,7 +31,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/commands/vacuumlazy.c,v 1.33 2003/11/29 19:51:48 pgsql Exp $ + * $PostgreSQL: pgsql/src/backend/commands/vacuumlazy.c,v 1.34 2004/02/03 17:34:02 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -908,8 +908,8 @@ lazy_space_alloc(LVRelStats *vacrelstats, BlockNumber relblocks) int maxtuples; int maxpages; - maxtuples = (int) ((VacuumMem * 1024L) / sizeof(ItemPointerData)); - /* stay sane if small VacuumMem */ + maxtuples = (int) ((maintenance_work_mem * 1024L) / sizeof(ItemPointerData)); + /* stay sane if small maintenance_work_mem */ if (maxtuples < MAX_TUPLES_PER_PAGE) maxtuples = MAX_TUPLES_PER_PAGE; @@ -942,8 +942,8 @@ lazy_record_dead_tuple(LVRelStats *vacrelstats, { /* * The array shouldn't overflow under normal behavior, but perhaps it - * could if we are given a really small VacuumMem. In that case, just - * forget the last few tuples. + * could if we are given a really small maintenance_work_mem. In that + * case, just forget the last few tuples. */ if (vacrelstats->num_dead_tuples < vacrelstats->max_dead_tuples) { |