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authorBruce Momjian <bruce@momjian.us>2007-03-03 18:46:40 +0000
committerBruce Momjian <bruce@momjian.us>2007-03-03 18:46:40 +0000
commite52c4a6e26f2c5d37cefe42c39b6233d9c0fbe25 (patch)
treeca2c1c39d9c0c4c2f0e04d1590d8c72e9101d46a /src/backend/utils
parentf52019cf80c2a639d0188e0f0cd5988e80367307 (diff)
downloadpostgresql-e52c4a6e26f2c5d37cefe42c39b6233d9c0fbe25.tar.gz
Add GUC log_lock_waits to log long wait times.
Simon Riggs
Diffstat (limited to 'src/backend/utils')
-rw-r--r--src/backend/utils/misc/guc.c10
-rw-r--r--src/backend/utils/misc/postgresql.conf.sample2
2 files changed, 10 insertions, 2 deletions
diff --git a/src/backend/utils/misc/guc.c b/src/backend/utils/misc/guc.c
index 12d5ecf181..173e9903c5 100644
--- a/src/backend/utils/misc/guc.c
+++ b/src/backend/utils/misc/guc.c
@@ -10,7 +10,7 @@
* Written by Peter Eisentraut <peter_e@gmx.net>.
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/utils/misc/guc.c,v 1.377 2007/02/23 21:36:18 momjian Exp $
+ * $PostgreSQL: pgsql/src/backend/utils/misc/guc.c,v 1.378 2007/03/03 18:46:40 momjian Exp $
*
*--------------------------------------------------------------------
*/
@@ -812,6 +812,14 @@ static struct config_bool ConfigureNamesBool[] =
#endif
{
+ {"log_lock_waits", PGC_SIGHUP, LOGGING_WHAT,
+ gettext_noop("Logs long lock wait events."),
+ NULL
+ },
+ &log_lock_waits,
+ false, NULL, NULL
+ },
+ {
{"log_hostname", PGC_SIGHUP, LOGGING_WHAT,
gettext_noop("Logs the host name in the connection logs."),
gettext_noop("By default, connection logs only show the IP address "
diff --git a/src/backend/utils/misc/postgresql.conf.sample b/src/backend/utils/misc/postgresql.conf.sample
index 77a86f0020..7ee8d417c0 100644
--- a/src/backend/utils/misc/postgresql.conf.sample
+++ b/src/backend/utils/misc/postgresql.conf.sample
@@ -340,7 +340,7 @@
# e.g. '<%u%%%d> '
#log_statement = 'none' # none, ddl, mod, all
#log_hostname = off
-
+#log_lock_waits = off # Log lock waits longer than deadlock_timeout
#log_temp_files = -1 # Log temporary files equal or larger
# than the specified number of kilobytes.
# -1 disables; 0 logs all temp files