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Tweak stats collector start logic so that we will not try to spawn a

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new stats collector oftener than once a minute.  Per gripe from Erik Walthinsen
4/25/03.
This commit is contained in:
Tom Lane
2003-04-26 02:57:14 +00:00
parent 9fdb1de3ba
commit 2b1e36c7c0
3 changed files with 89 additions and 54 deletions
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19
src/backend/postmaster/postmaster.c
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@@ -37,7 +37,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.314 2003/04/22 00:08:06 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.315 2003/04/26 02:57:14 tgl Exp $
*
* NOTES
*
@@ -790,12 +790,10 @@ PostmasterMain(int argc, char *argv[])
}
/*
* Initialize and startup the statistics collector process
* Initialize and try to startup the statistics collector process
*/
if (pgstat_init() < 0)
ExitPostmaster(1);
if (pgstat_start() < 0)
ExitPostmaster(1);
pgstat_init();
pgstat_start();
/*
* Load cached files for client authentication.
@@ -1058,6 +1056,10 @@ ServerLoop(void)
ConnFree(port);
}
}
/* If we have lost the stats collector, try to start a new one */
if (!pgstat_is_running)
pgstat_start();
}
}
@@ -1720,8 +1722,9 @@ reaper(SIGNAL_ARGS)
#endif
/*
* Check if this child was the statistics collector. If so, start
* a new one.
* Check if this child was the statistics collector. If so,
* try to start a new one. (If fail, we'll try again in
* future cycles of the main loop.)
*/
if (pgstat_ispgstat(pid))
{