rdelaage
/
postgresql
mirror of https://git.postgresql.org/git/postgresql.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Raise max setting of checkpoint_timeout to 1d 

Previously checkpoint_timeout was capped at 3600s
New max setting is 86400s = 24h = 1d

Discussion: 32558.1454471895@sss.pgh.pa.us
This commit is contained in:
Simon Riggs 2016-09-11 23:26:18 +01:00
parent 52803098ab
commit c3c0d7bd70
3 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
doc/src/sgml/config.sgml
View File

@ -2614,7 +2614,7 @@ include_dir 'conf.d'
<listitem> <listitem>
<para> <para>
Maximum time between automatic WAL checkpoints, in seconds. Maximum time between automatic WAL checkpoints, in seconds.
The valid range is between 30 seconds and one hour. The valid range is between 30 seconds and one day.
The default is five minutes (<literal>5min</>). The default is five minutes (<literal>5min</>).
Increasing this parameter can increase the amount of time needed Increasing this parameter can increase the amount of time needed
for crash recovery. for crash recovery.

2
src/backend/utils/misc/guc.c
View File

@ -2250,7 +2250,7 @@ static struct config_int ConfigureNamesInt[] =
GUC_UNIT_S GUC_UNIT_S
}, },
&CheckPointTimeout, &CheckPointTimeout,
300, 30, 3600, 300, 30, 86400,
NULL, NULL, NULL NULL, NULL, NULL
}, },

2
src/backend/utils/misc/postgresql.conf.sample
View File

@ -203,7 +203,7 @@
# - Checkpoints - # - Checkpoints -
#checkpoint_timeout = 5min # range 30s-1h #checkpoint_timeout = 5min # range 30s-1d
#max_wal_size = 1GB #max_wal_size = 1GB
#min_wal_size = 80MB #min_wal_size = 80MB
#checkpoint_completion_target = 0.5 # checkpoint target duration, 0.0 - 1.0 #checkpoint_completion_target = 0.5 # checkpoint target duration, 0.0 - 1.0