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Fixed problem with multiple portals shown up in portals_p2 regression 

test after new AllocSet code.

Activated optimal AllocSet blocksize and chunk limit.

Jan
This commit is contained in:
Jan Wieck 1999-02-07 13:37:56 +00:00
parent 65d320e7e4
commit a5f3abacb5
2 changed files with 17 additions and 12 deletions
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18
src/backend/executor/execMain.c
View File

@ -26,7 +26,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/execMain.c,v 1.71 1999/02/06 16:50:23 wieck Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/execMain.c,v 1.72 1999/02/07 13:37:55 wieck Exp $
*
*-------------------------------------------------------------------------
*/
@ -128,8 +128,22 @@ ExecutorStart(QueryDesc *queryDesc, EState *estate)
memset(estate->es_param_exec_vals, 0, queryDesc->plantree->nParamExec * sizeof(ParamExecData));
}
estate->es_snapshot = QuerySnapshot;
/*
* Make our own private copy of the current queries snapshot data
*/
estate->es_snapshot = (Snapshot)palloc(sizeof(SnapshotData));
memcpy(estate->es_snapshot, QuerySnapshot, sizeof(SnapshotData));
if (estate->es_snapshot->xcnt > 0)
{
estate->es_snapshot->xip = (TransactionId *)
palloc(estate->es_snapshot->xcnt * sizeof(TransactionId));
memcpy(estate->es_snapshot->xip, QuerySnapshot->xip,
estate->es_snapshot->xcnt * sizeof(TransactionId));
}
/*
* Initialize the plan
*/
result = InitPlan(queryDesc->operation,
queryDesc->parsetree,
queryDesc->plantree,

11
src/backend/utils/mmgr/aset.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/mmgr/aset.c,v 1.12 1999/02/06 16:50:25 wieck Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/mmgr/aset.c,v 1.13 1999/02/07 13:37:56 wieck Exp $
*
* NOTE:
* This is a new (Feb. 05, 1999) implementation of the allocation set
@ -38,17 +38,8 @@
#undef realloc
/*
#define ALLOC_BLOCK_SIZE 8192
#define ALLOC_CHUNK_LIMIT 512
*
* The above settings for block size and chunk limit gain better
* performance. But the ones below force a bug that I didn't found
* up to now letting the portals_p2 regression test fail.
*
*/
#define ALLOC_BLOCK_SIZE 16384
#define ALLOC_CHUNK_LIMIT 256
#define ALLOC_BLOCKHDRSZ MAXALIGN(sizeof(AllocBlockData))
#define ALLOC_CHUNKHDRSZ MAXALIGN(sizeof(AllocChunkData))