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Move temporary files into 'pg_tempfiles' subdirectory of each database

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directory (which can be made a symlink to put temp files on another disk).
Add code to delete leftover temp files during postmaster startup.
Bruce, with some kibitzing from Tom.
This commit is contained in:
Tom Lane
2001-06-11 04:12:29 +00:00
parent 6f2182fe18
commit 2a6f7ac456
3 changed files with 140 additions and 23 deletions
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24
src/backend/postmaster/postmaster.c
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@@ -28,7 +28,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.217 2001/06/07 04:50:57 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.218 2001/06/11 04:12:29 tgl Exp $
*
* NOTES
*
@@ -243,9 +243,14 @@ static void RandomSalt(char *salt);
static void SignalChildren(int signal);
static int CountChildren(void);
static bool CreateOptsFile(int argc, char *argv[]);
static void postmaster_error(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
static pid_t SSDataBase(int xlop);
#ifdef __GNUC__
/* This checks the format string for consistency. */
static void postmaster_error(const char *fmt, ...)
__attribute__((format(printf, 1, 2)));
#else
static void postmaster_error(const char *fmt, ...);
#endif
#define StartupDataBase() SSDataBase(BS_XLOG_STARTUP)
#define CheckPointDataBase() SSDataBase(BS_XLOG_CHECKPOINT)
@@ -253,7 +258,6 @@ static pid_t SSDataBase(int xlop);
#ifdef USE_SSL
static void InitSSL(void);
#endif
@@ -596,6 +600,12 @@ PostmasterMain(int argc, char *argv[])
if (!CreateDataDirLockFile(DataDir, true))
ExitPostmaster(1);
/*
* Remove old temporary files. At this point there can be no other
* Postgres processes running in this directory, so this should be safe.
*/
RemovePgTempFiles();
/*
* Establish input sockets.
*/
@@ -613,7 +623,8 @@ PostmasterMain(int argc, char *argv[])
if (NetServer)
{
status = StreamServerPort(AF_INET, VirtualHost,
(unsigned short) PostPortNumber, UnixSocketDir,
(unsigned short) PostPortNumber,
UnixSocketDir,
&ServerSock_INET);
if (status != STATUS_OK)
{
@@ -624,7 +635,8 @@ PostmasterMain(int argc, char *argv[])
#ifdef HAVE_UNIX_SOCKETS
status = StreamServerPort(AF_UNIX, VirtualHost,
(unsigned short) PostPortNumber, UnixSocketDir,
(unsigned short) PostPortNumber,
UnixSocketDir,
&ServerSock_UNIX);
if (status != STATUS_OK)
{