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Add checkpoint_warning to warn of excessive checkpoints caused by too

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few WAL files.
This commit is contained in:
Bruce Momjian
2002-11-15 02:44:57 +00:00
parent 3779f7fd9f
commit 2986aa6a66
6 changed files with 52 additions and 5 deletions
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7
src/backend/utils/misc/guc.c
View File

@@ -5,7 +5,7 @@
* command, configuration file, and command line options.
* See src/backend/utils/misc/README for more information.
*
* $Header: /cvsroot/pgsql/src/backend/utils/misc/guc.c,v 1.105 2002/11/15 01:57:27 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/misc/guc.c,v 1.106 2002/11/15 02:44:57 momjian Exp $
*
* Copyright 2000 by PostgreSQL Global Development Group
* Written by Peter Eisentraut <peter_e@gmx.net>.
@@ -660,6 +660,11 @@ static struct config_int
300, 30, 3600, NULL, NULL
},
{
{"checkpoint_warning", PGC_SIGHUP}, &CheckPointWarning,
30, 0, INT_MAX, NULL, NULL
},
{
{"wal_buffers", PGC_POSTMASTER}, &XLOGbuffers,
8, 4, INT_MAX, NULL, NULL

1
src/backend/utils/misc/postgresql.conf.sample
View File

@@ -65,6 +65,7 @@
#
#checkpoint_segments = 3 # in logfile segments, min 1, 16MB each
#checkpoint_timeout = 300 # range 30-3600, in seconds
#checkpoint_warning = 30 # 0 is off, in seconds
#
#commit_delay = 0 # range 0-100000, in microseconds
#commit_siblings = 5 # range 1-1000