From deb21f0f80d39204604a98ec8dfd285cb564b1bf Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Sat, 6 Jan 2001 21:59:39 +0000
Subject: [PATCH] Log memory context stats to stderr when reporting a 'Memory
exhausted' error, so as to provide a starting point for debugging.
---
src/backend/utils/mmgr/aset.c | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/src/backend/utils/mmgr/aset.c b/src/backend/utils/mmgr/aset.c
index 6dca2055281..cdb2601e38d 100644
--- a/src/backend/utils/mmgr/aset.c
+++ b/src/backend/utils/mmgr/aset.c
@@ -11,7 +11,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/utils/mmgr/aset.c,v 1.35 2000/12/05 23:40:36 tgl Exp $
+ * $Header: /cvsroot/pgsql/src/backend/utils/mmgr/aset.c,v 1.36 2001/01/06 21:59:39 tgl Exp $
*
* NOTE:
* This is a new (Feb. 05, 1999) implementation of the allocation set
@@ -324,7 +324,10 @@ AllocSetContextCreate(MemoryContext parent,
block = (AllocBlock) malloc(blksize);
if (block == NULL)
+ {
+ MemoryContextStats(TopMemoryContext);
elog(ERROR, "Memory exhausted in AllocSetContextCreate()");
+ }
block->aset = context;
block->freeptr = ((char *) block) + ALLOC_BLOCKHDRSZ;
block->endptr = ((char *) block) + blksize;
@@ -482,7 +485,10 @@ AllocSetAlloc(MemoryContext context, Size size)
blksize = chunk_size + ALLOC_BLOCKHDRSZ + ALLOC_CHUNKHDRSZ;
block = (AllocBlock) malloc(blksize);
if (block == NULL)
+ {
+ MemoryContextStats(TopMemoryContext);
elog(ERROR, "Memory exhausted in AllocSetAlloc()");
+ }
block->aset = set;
block->freeptr = block->endptr = ((char *) block) + blksize;
@@ -673,7 +679,10 @@ AllocSetAlloc(MemoryContext context, Size size)
}
if (block == NULL)
+ {
+ MemoryContextStats(TopMemoryContext);
elog(ERROR, "Memory exhausted in AllocSetAlloc()");
+ }
block->aset = set;
block->freeptr = ((char *) block) + ALLOC_BLOCKHDRSZ;
@@ -843,7 +852,10 @@ AllocSetRealloc(MemoryContext context, void *pointer, Size size)
blksize = chksize + ALLOC_BLOCKHDRSZ + ALLOC_CHUNKHDRSZ;
block = (AllocBlock) realloc(block, blksize);
if (block == NULL)
+ {
+ MemoryContextStats(TopMemoryContext);
elog(ERROR, "Memory exhausted in AllocSetReAlloc()");
+ }
block->freeptr = block->endptr = ((char *) block) + blksize;
/* Update pointers since block has likely been moved */
--
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