Thanks to Simon Riggs and Bruce for input that helped me put this together.
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--
Bill Moran
Collaborative Fusion Inc.
diff -c -r src.orig/backend/storage/file/fd.c src/backend/storage/file/fd.c
*** src.orig/backend/storage/file/fd.c Thu Dec 7 15:44:42 2006
--- src/backend/storage/file/fd.c Tue Jan 2 12:33:25 2007
***************
*** 50,55 ****
--- 50,56 ----
#include "access/xact.h"
#include "storage/fd.h"
#include "storage/ipc.h"
+ #include "utils/guc.h"
/*
***************
*** 938,944 ****
void
FileClose(File file)
{
! Vfd *vfdP;
Assert(FileIsValid(file));
--- 939,946 ----
void
FileClose(File file)
{
! Vfd *vfdP;
! struct stat filestats;
Assert(FileIsValid(file));
***************
*** 968,973 ****
--- 970,984 ----
{
/* reset flag so that die() interrupt won't cause problems */
vfdP->fdstate &= ~FD_TEMPORARY;
+ if (stat(vfdP->fileName, &filestats) == 0) {
+ if (trace_temp_files)
+ ereport(LOG,
+ (errmsg("temp file: size %lu path \"%s\"",
+ filestats.st_size, vfdP->fileName)));
+ PG_TRACE1(temp__file__cleanup, filestats.st_size);
+ } else {
+ elog(ERROR, "Could not stat \"%s\": %m", vfdP->fileName);
+ }
if (unlink(vfdP->fileName))
elog(LOG, "failed to unlink \"%s\": %m",
vfdP->fileName);
diff -c -r src.orig/backend/utils/misc/guc.c src/backend/utils/misc/guc.c
*** src.orig/backend/utils/misc/guc.c Wed Nov 29 09:50:07 2006
--- src/backend/utils/misc/guc.c Fri Dec 29 10:28:08 2006
***************
*** 180,186 ****
int log_min_messages = NOTICE;
int client_min_messages = NOTICE;
int log_min_duration_statement = -1;
!
int num_temp_buffers = 1000;
char *ConfigFileName;
--- 180,187 ----
int log_min_messages = NOTICE;
int client_min_messages = NOTICE;
int log_min_duration_statement = -1;
! bool trace_temp_files = false;
!
int num_temp_buffers = 1000;
char *ConfigFileName;
***************
*** 1010,1016 ****
&IgnoreSystemIndexes,
false, NULL, NULL
},
!
/* End-of-list marker */
{
{NULL, 0, 0, NULL, NULL}, NULL, false, NULL, NULL
--- 1011,1027 ----
&IgnoreSystemIndexes,
false, NULL, NULL
},
!
! {
! {"trace_temp_files", PGC_USERSET, LOGGING_WHAT,
! gettext_noop("Enables logging the usage of temp files."),
! gettext_noop("Size and location of each temp file is reported."),
! NULL
! },
! &trace_temp_files,
! false, NULL, NULL
! },
!
/* End-of-list marker */
{
{NULL, 0, 0, NULL, NULL}, NULL, false, NULL, NULL
***************
*** 1471,1477 ****
&log_min_duration_statement,
-1, -1, INT_MAX / 1000, NULL, NULL
},
!
{
{"bgwriter_delay", PGC_SIGHUP, RESOURCES,
gettext_noop("Background writer sleep time between rounds in milliseconds"),
--- 1482,1488 ----
&log_min_duration_statement,
-1, -1, INT_MAX / 1000, NULL, NULL
},
!
{
{"bgwriter_delay", PGC_SIGHUP, RESOURCES,
gettext_noop("Background writer sleep time between rounds in milliseconds"),
diff -c -r src.orig/backend/utils/misc/postgresql.conf.sample src/backend/utils/misc/postgresql.conf.sample
*** src.orig/backend/utils/misc/postgresql.conf.sample Mon Nov 20 20:23:37 2006
--- src/backend/utils/misc/postgresql.conf.sample Fri Dec 29 12:45:16 2006
***************
*** 333,338 ****
--- 333,339 ----
#log_statement = 'none' # none, ddl, mod, all
#log_hostname = off
+ #trace_temp_files = off # Log usage of temporary files
#---------------------------------------------------------------------------
# RUNTIME STATISTICS
diff -c -r src.orig/include/utils/guc.h src/include/utils/guc.h
*** src.orig/include/utils/guc.h Thu Oct 19 14:32:47 2006
--- src/include/utils/guc.h Fri Dec 29 10:00:40 2006
***************
*** 123,128 ****
--- 123,129 ----
extern int log_min_messages;
extern int client_min_messages;
extern int log_min_duration_statement;
+ extern bool trace_temp_files;
extern int num_temp_buffers;
---------------------------(end of broadcast)---------------------------
TIP 2: Don't 'kill -9' the postmaster
