diff options
Diffstat (limited to 'src/backend/storage/buffer/freelist.c')
| -rw-r--r-- | src/backend/storage/buffer/freelist.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/src/backend/storage/buffer/freelist.c b/src/backend/storage/buffer/freelist.c index 12d67b13424..84bcb1554d1 100644 --- a/src/backend/storage/buffer/freelist.c +++ b/src/backend/storage/buffer/freelist.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/storage/buffer/freelist.c,v 1.35 2003/11/16 16:41:00 wieck Exp $ + * $Header: /cvsroot/pgsql/src/backend/storage/buffer/freelist.c,v 1.36 2003/11/19 15:55:07 wieck Exp $ * *------------------------------------------------------------------------- */ @@ -190,8 +190,28 @@ StrategyBufferLookup(BufferTag *tagPtr, bool recheck) if (StrategyControl->stat_report + DebugSharedBuffers < now) { long all_hit, b1_hit, t1_hit, t2_hit, b2_hit; + int id, t1_clean, t2_clean; ErrorContextCallback *errcxtold; + id = StrategyControl->listHead[STRAT_LIST_T1]; + t1_clean = 0; + while (id >= 0) + { + if (BufferDescriptors[StrategyCDB[id].buf_id].flags & BM_DIRTY) + break; + t1_clean++; + id = StrategyCDB[id].next; + } + id = StrategyControl->listHead[STRAT_LIST_T2]; + t2_clean = 0; + while (id >= 0) + { + if (BufferDescriptors[StrategyCDB[id].buf_id].flags & BM_DIRTY) + break; + t2_clean++; + id = StrategyCDB[id].next; + } + if (StrategyControl->num_lookup == 0) { all_hit = b1_hit = t1_hit = t2_hit = b2_hit = 0; @@ -215,6 +235,8 @@ StrategyBufferLookup(BufferTag *tagPtr, bool recheck) T1_TARGET, B1_LENGTH, T1_LENGTH, T2_LENGTH, B2_LENGTH); elog(DEBUG1, "ARC total =%4ld%% B1hit=%4ld%% T1hit=%4ld%% T2hit=%4ld%% B2hit=%4ld%%", all_hit, b1_hit, t1_hit, t2_hit, b2_hit); + elog(DEBUG1, "ARC clean buffers at LRU T1= %5d T2= %5d", + t1_clean, t2_clean); error_context_stack = errcxtold; StrategyControl->num_lookup = 0; |