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-rw-r--r--src/backend/access/heap/stats.c531
1 files changed, 268 insertions, 263 deletions
diff --git a/src/backend/access/heap/stats.c b/src/backend/access/heap/stats.c
index ae8273ac81c..aa16803779c 100644
--- a/src/backend/access/heap/stats.c
+++ b/src/backend/access/heap/stats.c
@@ -1,16 +1,16 @@
/*-------------------------------------------------------------------------
*
* stats.c--
- * heap access method debugging statistic collection routines
+ * heap access method debugging statistic collection routines
*
* Copyright (c) 1994, Regents of the University of California
*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/access/heap/Attic/stats.c,v 1.11 1997/08/19 21:29:21 momjian Exp $
+ * $Header: /cvsroot/pgsql/src/backend/access/heap/Attic/stats.c,v 1.12 1997/09/07 04:38:13 momjian Exp $
*
* NOTES
- * initam should be moved someplace else.
+ * initam should be moved someplace else.
*
*-------------------------------------------------------------------------
*/
@@ -23,322 +23,327 @@
#include <utils/mcxt.h>
#ifndef HAVE_MEMMOVE
-# include <regex/utils.h>
+#include <regex/utils.h>
#else
-# include <string.h>
+#include <string.h>
#endif
-static void InitHeapAccessStatistics(void);
+static void InitHeapAccessStatistics(void);
/* ----------------
- * InitHeapAccessStatistics
+ * InitHeapAccessStatistics
* ----------------
*/
HeapAccessStatistics heap_access_stats = (HeapAccessStatistics) NULL;
-
+
static void
-InitHeapAccessStatistics()
+InitHeapAccessStatistics()
{
- MemoryContext oldContext;
- HeapAccessStatistics stats;
-
- /* ----------------
- * make sure we don't initialize things twice
- * ----------------
- */
- if (heap_access_stats != NULL)
- return;
-
- /* ----------------
- * allocate statistics structure from the top memory context
- * ----------------
- */
- oldContext = MemoryContextSwitchTo(TopMemoryContext);
-
- stats = (HeapAccessStatistics)
- palloc(sizeof(HeapAccessStatisticsData));
-
- /* ----------------
- * initialize fields to default values
- * ----------------
- */
- stats->global_open = 0;
- stats->global_openr = 0;
- stats->global_close = 0;
- stats->global_beginscan = 0;
- stats->global_rescan = 0;
- stats->global_endscan = 0;
- stats->global_getnext = 0;
- stats->global_fetch = 0;
- stats->global_insert = 0;
- stats->global_delete = 0;
- stats->global_replace = 0;
- stats->global_markpos = 0;
- stats->global_restrpos = 0;
- stats->global_BufferGetRelation = 0;
- stats->global_RelationIdGetRelation = 0;
- stats->global_RelationIdGetRelation_Buf = 0;
- stats->global_getreldesc = 0;
- stats->global_heapgettup = 0;
- stats->global_RelationPutHeapTuple = 0;
- stats->global_RelationPutLongHeapTuple = 0;
-
- stats->local_open = 0;
- stats->local_openr = 0;
- stats->local_close = 0;
- stats->local_beginscan = 0;
- stats->local_rescan = 0;
- stats->local_endscan = 0;
- stats->local_getnext = 0;
- stats->local_fetch = 0;
- stats->local_insert = 0;
- stats->local_delete = 0;
- stats->local_replace = 0;
- stats->local_markpos = 0;
- stats->local_restrpos = 0;
- stats->local_BufferGetRelation = 0;
- stats->local_RelationIdGetRelation = 0;
- stats->local_RelationIdGetRelation_Buf = 0;
- stats->local_getreldesc = 0;
- stats->local_heapgettup = 0;
- stats->local_RelationPutHeapTuple = 0;
- stats->local_RelationPutLongHeapTuple = 0;
- stats->local_RelationNameGetRelation = 0;
- stats->global_RelationNameGetRelation = 0;
-
- /* ----------------
- * record init times
- * ----------------
- */
- time(&stats->init_global_timestamp);
- time(&stats->local_reset_timestamp);
- time(&stats->last_request_timestamp);
-
- /* ----------------
- * return to old memory context
- * ----------------
- */
- MemoryContextSwitchTo(oldContext);
-
- heap_access_stats = stats;
+ MemoryContext oldContext;
+ HeapAccessStatistics stats;
+
+ /* ----------------
+ * make sure we don't initialize things twice
+ * ----------------
+ */
+ if (heap_access_stats != NULL)
+ return;
+
+ /* ----------------
+ * allocate statistics structure from the top memory context
+ * ----------------
+ */
+ oldContext = MemoryContextSwitchTo(TopMemoryContext);
+
+ stats = (HeapAccessStatistics)
+ palloc(sizeof(HeapAccessStatisticsData));
+
+ /* ----------------
+ * initialize fields to default values
+ * ----------------
+ */
+ stats->global_open = 0;
+ stats->global_openr = 0;
+ stats->global_close = 0;
+ stats->global_beginscan = 0;
+ stats->global_rescan = 0;
+ stats->global_endscan = 0;
+ stats->global_getnext = 0;
+ stats->global_fetch = 0;
+ stats->global_insert = 0;
+ stats->global_delete = 0;
+ stats->global_replace = 0;
+ stats->global_markpos = 0;
+ stats->global_restrpos = 0;
+ stats->global_BufferGetRelation = 0;
+ stats->global_RelationIdGetRelation = 0;
+ stats->global_RelationIdGetRelation_Buf = 0;
+ stats->global_getreldesc = 0;
+ stats->global_heapgettup = 0;
+ stats->global_RelationPutHeapTuple = 0;
+ stats->global_RelationPutLongHeapTuple = 0;
+
+ stats->local_open = 0;
+ stats->local_openr = 0;
+ stats->local_close = 0;
+ stats->local_beginscan = 0;
+ stats->local_rescan = 0;
+ stats->local_endscan = 0;
+ stats->local_getnext = 0;
+ stats->local_fetch = 0;
+ stats->local_insert = 0;
+ stats->local_delete = 0;
+ stats->local_replace = 0;
+ stats->local_markpos = 0;
+ stats->local_restrpos = 0;
+ stats->local_BufferGetRelation = 0;
+ stats->local_RelationIdGetRelation = 0;
+ stats->local_RelationIdGetRelation_Buf = 0;
+ stats->local_getreldesc = 0;
+ stats->local_heapgettup = 0;
+ stats->local_RelationPutHeapTuple = 0;
+ stats->local_RelationPutLongHeapTuple = 0;
+ stats->local_RelationNameGetRelation = 0;
+ stats->global_RelationNameGetRelation = 0;
+
+ /* ----------------
+ * record init times
+ * ----------------
+ */
+ time(&stats->init_global_timestamp);
+ time(&stats->local_reset_timestamp);
+ time(&stats->last_request_timestamp);
+
+ /* ----------------
+ * return to old memory context
+ * ----------------
+ */
+ MemoryContextSwitchTo(oldContext);
+
+ heap_access_stats = stats;
}
#ifdef NOT_USED
/* ----------------
- * ResetHeapAccessStatistics
+ * ResetHeapAccessStatistics
* ----------------
*/
void
-ResetHeapAccessStatistics()
+ResetHeapAccessStatistics()
{
- HeapAccessStatistics stats;
-
- /* ----------------
- * do nothing if stats aren't initialized
- * ----------------
- */
- if (heap_access_stats == NULL)
- return;
-
- stats = heap_access_stats;
-
- /* ----------------
- * reset local counts
- * ----------------
- */
- stats->local_open = 0;
- stats->local_openr = 0;
- stats->local_close = 0;
- stats->local_beginscan = 0;
- stats->local_rescan = 0;
- stats->local_endscan = 0;
- stats->local_getnext = 0;
- stats->local_fetch = 0;
- stats->local_insert = 0;
- stats->local_delete = 0;
- stats->local_replace = 0;
- stats->local_markpos = 0;
- stats->local_restrpos = 0;
- stats->local_BufferGetRelation = 0;
- stats->local_RelationIdGetRelation = 0;
- stats->local_RelationIdGetRelation_Buf = 0;
- stats->local_getreldesc = 0;
- stats->local_heapgettup = 0;
- stats->local_RelationPutHeapTuple = 0;
- stats->local_RelationPutLongHeapTuple = 0;
-
- /* ----------------
- * reset local timestamps
- * ----------------
- */
- time(&stats->local_reset_timestamp);
- time(&stats->last_request_timestamp);
+ HeapAccessStatistics stats;
+
+ /* ----------------
+ * do nothing if stats aren't initialized
+ * ----------------
+ */
+ if (heap_access_stats == NULL)
+ return;
+
+ stats = heap_access_stats;
+
+ /* ----------------
+ * reset local counts
+ * ----------------
+ */
+ stats->local_open = 0;
+ stats->local_openr = 0;
+ stats->local_close = 0;
+ stats->local_beginscan = 0;
+ stats->local_rescan = 0;
+ stats->local_endscan = 0;
+ stats->local_getnext = 0;
+ stats->local_fetch = 0;
+ stats->local_insert = 0;
+ stats->local_delete = 0;
+ stats->local_replace = 0;
+ stats->local_markpos = 0;
+ stats->local_restrpos = 0;
+ stats->local_BufferGetRelation = 0;
+ stats->local_RelationIdGetRelation = 0;
+ stats->local_RelationIdGetRelation_Buf = 0;
+ stats->local_getreldesc = 0;
+ stats->local_heapgettup = 0;
+ stats->local_RelationPutHeapTuple = 0;
+ stats->local_RelationPutLongHeapTuple = 0;
+
+ /* ----------------
+ * reset local timestamps
+ * ----------------
+ */
+ time(&stats->local_reset_timestamp);
+ time(&stats->last_request_timestamp);
}
+
#endif
#ifdef NOT_USED
/* ----------------
- * GetHeapAccessStatistics
+ * GetHeapAccessStatistics
* ----------------
*/
-HeapAccessStatistics GetHeapAccessStatistics()
+HeapAccessStatistics
+GetHeapAccessStatistics()
{
- HeapAccessStatistics stats;
-
- /* ----------------
- * return nothing if stats aren't initialized
- * ----------------
- */
- if (heap_access_stats == NULL)
- return NULL;
-
- /* ----------------
- * record the current request time
- * ----------------
- */
- time(&heap_access_stats->last_request_timestamp);
-
- /* ----------------
- * allocate a copy of the stats and return it to the caller.
- * ----------------
- */
- stats = (HeapAccessStatistics)
- palloc(sizeof(HeapAccessStatisticsData));
-
- memmove(stats,
- heap_access_stats,
- sizeof(HeapAccessStatisticsData));
-
- return stats;
+ HeapAccessStatistics stats;
+
+ /* ----------------
+ * return nothing if stats aren't initialized
+ * ----------------
+ */
+ if (heap_access_stats == NULL)
+ return NULL;
+
+ /* ----------------
+ * record the current request time
+ * ----------------
+ */
+ time(&heap_access_stats->last_request_timestamp);
+
+ /* ----------------
+ * allocate a copy of the stats and return it to the caller.
+ * ----------------
+ */
+ stats = (HeapAccessStatistics)
+ palloc(sizeof(HeapAccessStatisticsData));
+
+ memmove(stats,
+ heap_access_stats,
+ sizeof(HeapAccessStatisticsData));
+
+ return stats;
}
+
#endif
#ifdef NOT_USED
/* ----------------
- * PrintHeapAccessStatistics
+ * PrintHeapAccessStatistics
* ----------------
*/
void
PrintHeapAccessStatistics(HeapAccessStatistics stats)
{
- /* ----------------
- * return nothing if stats aren't valid
- * ----------------
- */
- if (stats == NULL)
- return;
-
- printf("======== heap am statistics ========\n");
- printf("init_global_timestamp: %s",
- ctime(&(stats->init_global_timestamp)));
-
- printf("local_reset_timestamp: %s",
- ctime(&(stats->local_reset_timestamp)));
-
- printf("last_request_timestamp: %s",
- ctime(&(stats->last_request_timestamp)));
-
- printf("local/global_open: %6d/%6d\n",
- stats->local_open, stats->global_open);
-
- printf("local/global_openr: %6d/%6d\n",
- stats->local_openr, stats->global_openr);
-
- printf("local/global_close: %6d/%6d\n",
- stats->local_close, stats->global_close);
-
- printf("local/global_beginscan: %6d/%6d\n",
- stats->local_beginscan, stats->global_beginscan);
-
- printf("local/global_rescan: %6d/%6d\n",
- stats->local_rescan, stats->global_rescan);
-
- printf("local/global_endscan: %6d/%6d\n",
- stats->local_endscan, stats->global_endscan);
-
- printf("local/global_getnext: %6d/%6d\n",
- stats->local_getnext, stats->global_getnext);
-
- printf("local/global_fetch: %6d/%6d\n",
- stats->local_fetch, stats->global_fetch);
-
- printf("local/global_insert: %6d/%6d\n",
- stats->local_insert, stats->global_insert);
-
- printf("local/global_delete: %6d/%6d\n",
- stats->local_delete, stats->global_delete);
-
- printf("local/global_replace: %6d/%6d\n",
- stats->local_replace, stats->global_replace);
-
- printf("local/global_markpos: %6d/%6d\n",
- stats->local_markpos, stats->global_markpos);
-
- printf("local/global_restrpos: %6d/%6d\n",
- stats->local_restrpos, stats->global_restrpos);
-
- printf("================\n");
-
- printf("local/global_BufferGetRelation: %6d/%6d\n",
- stats->local_BufferGetRelation,
- stats->global_BufferGetRelation);
-
- printf("local/global_RelationIdGetRelation: %6d/%6d\n",
- stats->local_RelationIdGetRelation,
- stats->global_RelationIdGetRelation);
-
- printf("local/global_RelationIdGetRelation_Buf: %6d/%6d\n",
- stats->local_RelationIdGetRelation_Buf,
- stats->global_RelationIdGetRelation_Buf);
-
- printf("local/global_getreldesc: %6d/%6d\n",
- stats->local_getreldesc, stats->global_getreldesc);
-
- printf("local/global_heapgettup: %6d/%6d\n",
- stats->local_heapgettup, stats->global_heapgettup);
-
- printf("local/global_RelationPutHeapTuple: %6d/%6d\n",
- stats->local_RelationPutHeapTuple,
- stats->global_RelationPutHeapTuple);
-
- printf("local/global_RelationPutLongHeapTuple: %6d/%6d\n",
- stats->local_RelationPutLongHeapTuple,
- stats->global_RelationPutLongHeapTuple);
-
- printf("===================================\n");
-
- printf("\n");
+ /* ----------------
+ * return nothing if stats aren't valid
+ * ----------------
+ */
+ if (stats == NULL)
+ return;
+
+ printf("======== heap am statistics ========\n");
+ printf("init_global_timestamp: %s",
+ ctime(&(stats->init_global_timestamp)));
+
+ printf("local_reset_timestamp: %s",
+ ctime(&(stats->local_reset_timestamp)));
+
+ printf("last_request_timestamp: %s",
+ ctime(&(stats->last_request_timestamp)));
+
+ printf("local/global_open: %6d/%6d\n",
+ stats->local_open, stats->global_open);
+
+ printf("local/global_openr: %6d/%6d\n",
+ stats->local_openr, stats->global_openr);
+
+ printf("local/global_close: %6d/%6d\n",
+ stats->local_close, stats->global_close);
+
+ printf("local/global_beginscan: %6d/%6d\n",
+ stats->local_beginscan, stats->global_beginscan);
+
+ printf("local/global_rescan: %6d/%6d\n",
+ stats->local_rescan, stats->global_rescan);
+
+ printf("local/global_endscan: %6d/%6d\n",
+ stats->local_endscan, stats->global_endscan);
+
+ printf("local/global_getnext: %6d/%6d\n",
+ stats->local_getnext, stats->global_getnext);
+
+ printf("local/global_fetch: %6d/%6d\n",
+ stats->local_fetch, stats->global_fetch);
+
+ printf("local/global_insert: %6d/%6d\n",
+ stats->local_insert, stats->global_insert);
+
+ printf("local/global_delete: %6d/%6d\n",
+ stats->local_delete, stats->global_delete);
+
+ printf("local/global_replace: %6d/%6d\n",
+ stats->local_replace, stats->global_replace);
+
+ printf("local/global_markpos: %6d/%6d\n",
+ stats->local_markpos, stats->global_markpos);
+
+ printf("local/global_restrpos: %6d/%6d\n",
+ stats->local_restrpos, stats->global_restrpos);
+
+ printf("================\n");
+
+ printf("local/global_BufferGetRelation: %6d/%6d\n",
+ stats->local_BufferGetRelation,
+ stats->global_BufferGetRelation);
+
+ printf("local/global_RelationIdGetRelation: %6d/%6d\n",
+ stats->local_RelationIdGetRelation,
+ stats->global_RelationIdGetRelation);
+
+ printf("local/global_RelationIdGetRelation_Buf: %6d/%6d\n",
+ stats->local_RelationIdGetRelation_Buf,
+ stats->global_RelationIdGetRelation_Buf);
+
+ printf("local/global_getreldesc: %6d/%6d\n",
+ stats->local_getreldesc, stats->global_getreldesc);
+
+ printf("local/global_heapgettup: %6d/%6d\n",
+ stats->local_heapgettup, stats->global_heapgettup);
+
+ printf("local/global_RelationPutHeapTuple: %6d/%6d\n",
+ stats->local_RelationPutHeapTuple,
+ stats->global_RelationPutHeapTuple);
+
+ printf("local/global_RelationPutLongHeapTuple: %6d/%6d\n",
+ stats->local_RelationPutLongHeapTuple,
+ stats->global_RelationPutLongHeapTuple);
+
+ printf("===================================\n");
+
+ printf("\n");
}
+
#endif
#ifdef NOT_USED
/* ----------------
- * PrintAndFreeHeapAccessStatistics
+ * PrintAndFreeHeapAccessStatistics
* ----------------
*/
void
PrintAndFreeHeapAccessStatistics(HeapAccessStatistics stats)
{
- PrintHeapAccessStatistics(stats);
- if (stats != NULL)
- pfree(stats);
+ PrintHeapAccessStatistics(stats);
+ if (stats != NULL)
+ pfree(stats);
}
+
#endif
/* ----------------------------------------------------------------
- * access method initialization
+ * access method initialization
* ----------------------------------------------------------------
*/
/* ----------------
- * initam should someday be moved someplace else.
+ * initam should someday be moved someplace else.
* ----------------
*/
void
initam(void)
{
- /* ----------------
- * initialize heap statistics.
- * ----------------
- */
- InitHeapAccessStatistics();
+ /* ----------------
+ * initialize heap statistics.
+ * ----------------
+ */
+ InitHeapAccessStatistics();
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-03 11:33:28 +0000