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Add GUC log_temp_files to log the use of temporary files.

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Bill Moran
This commit is contained in:
Bruce Momjian
2007-01-09 21:31:17 +00:00
parent 1e0bf9041e
commit be8a431881
5 changed files with 52 additions and 5 deletions
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19
src/backend/storage/file/fd.c
View File

@ -7,7 +7,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/storage/file/fd.c,v 1.132 2007/01/05 22:19:37 momjian Exp $
* $PostgreSQL: pgsql/src/backend/storage/file/fd.c,v 1.133 2007/01/09 21:31:14 momjian Exp $
*
* NOTES:
*
@ -50,6 +50,7 @@
#include "access/xact.h"
#include "storage/fd.h"
#include "storage/ipc.h"
#include "utils/guc.h"
/*
@ -938,7 +939,8 @@ OpenTemporaryFile(bool interXact)
void
FileClose(File file)
{
Vfd *vfdP;
Vfd *vfdP;
struct stat filestats;
Assert(FileIsValid(file));
@ -968,6 +970,19 @@ FileClose(File file)
{
/* reset flag so that die() interrupt won't cause problems */
vfdP->fdstate &= ~FD_TEMPORARY;
PG_TRACE1(temp__file__cleanup, vfdP->fileName);
if (log_temp_files >= 0)
{
if (stat(vfdP->fileName, &filestats) == 0)
{
if (filestats.st_size >= log_temp_files)
ereport(LOG,
(errmsg("temp file: path \"%s\" size %lu",
vfdP->fileName, (unsigned long)filestats.st_size)));
}
else
elog(LOG, "Could not stat \"%s\": %m", vfdP->fileName);
}
if (unlink(vfdP->fileName))
elog(LOG, "failed to unlink \"%s\": %m",
vfdP->fileName);

13
src/backend/utils/misc/guc.c
View File

@ -10,7 +10,7 @@
* Written by Peter Eisentraut <peter_e@gmx.net>.
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/misc/guc.c,v 1.365 2007/01/05 22:19:46 momjian Exp $
* $PostgreSQL: pgsql/src/backend/utils/misc/guc.c,v 1.366 2007/01/09 21:31:14 momjian Exp $
*
*--------------------------------------------------------------------
*/
@ -182,6 +182,7 @@ int log_min_error_statement = ERROR;
int log_min_messages = NOTICE;
int client_min_messages = NOTICE;
int log_min_duration_statement = -1;
int log_temp_files = -1;
int num_temp_buffers = 1000;
@ -1660,6 +1661,16 @@ static struct config_int ConfigureNamesInt[] =
&server_version_num,
PG_VERSION_NUM, PG_VERSION_NUM, PG_VERSION_NUM, NULL, NULL
},
{
{"log_temp_files", PGC_USERSET, LOGGING_WHAT,
gettext_noop("Log the use of temporary files larger than this size."),
gettext_noop("Zero logs all files. The default is -1 (turning this feature off)."),
NULL
},
&log_temp_files,
-1, -1, INT_MAX, NULL, NULL
},
/* End-of-list marker */
{

3
src/backend/utils/misc/postgresql.conf.sample
View File

@ -333,6 +333,9 @@
#log_statement = 'none' # none, ddl, mod, all
#log_hostname = off
#log_temp_files = -1 # Log temporary files equal or larger
# than the specified number of bytes.
# -1 disables; 0 logs all temp files
#---------------------------------------------------------------------------
# RUNTIME STATISTICS

3
src/include/utils/guc.h
View File

@ -7,7 +7,7 @@
* Copyright (c) 2000-2007, PostgreSQL Global Development Group
* Written by Peter Eisentraut <peter_e@gmx.net>.
*
* $PostgreSQL: pgsql/src/include/utils/guc.h,v 1.77 2007/01/05 22:19:59 momjian Exp $
* $PostgreSQL: pgsql/src/include/utils/guc.h,v 1.78 2007/01/09 21:31:17 momjian Exp $
*--------------------------------------------------------------------
*/
#ifndef GUC_H
@ -123,6 +123,7 @@ extern int log_min_error_statement;
extern int log_min_messages;
extern int client_min_messages;
extern int log_min_duration_statement;
extern int log_temp_files;
extern int num_temp_buffers;