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Rearrange backend startup sequence so that ShmemIndexLock can become

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an LWLock instead of a spinlock.  This hardly matters on Unix machines
but should improve startup performance on Windows (or any port using
EXEC_BACKEND).  Per previous discussion.
This commit is contained in:
Tom Lane
2006-01-04 21:06:32 +00:00
parent e0078ea22d
commit 349f40b2c2
15 changed files with 414 additions and 259 deletions
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8
src/backend/postmaster/syslogger.c
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@ -18,7 +18,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/postmaster/syslogger.c,v 1.21 2005/11/22 18:17:18 momjian Exp $
* $PostgreSQL: pgsql/src/backend/postmaster/syslogger.c,v 1.22 2006/01/04 21:06:31 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -135,9 +135,6 @@ SysLoggerMain(int argc, char *argv[])
MyProcPid = getpid(); /* reset MyProcPid */
/* Lose the postmaster's on-exit routines */
on_exit_reset();
#ifdef EXEC_BACKEND
syslogger_parseArgs(argc, argv);
#endif /* EXEC_BACKEND */
@ -460,6 +457,9 @@ SysLogger_Start(void)
/* Close the postmaster's sockets */
ClosePostmasterPorts(true);
/* Lose the postmaster's on-exit routines */
on_exit_reset();
/* Drop our connection to postmaster's shared memory, as well */
PGSharedMemoryDetach();