Wiki / Configuration Parameters
checkpoint_timeout
Maximum time between automatic WAL checkpoints. If this value is specified without units, it is taken as seconds. The valid range is between 30 seconds and one day. The default is five minutes (5min). Increasing this parameter can increase the amount of time needed for crash recovery. This parameter can only be set in the postgresql.conf file or on the server command line.
English manual coverage begins with PostgreSQL 7.4. Source history and runtime observations have their own recorded version boundaries.
Reading PG 18·Select a recorded version
- boot val
- 300
- category
- Write-Ahead Log / Checkpoints
- context
- sighup
- documented
- true
- enumvals
- Unknown
- extra desc
- Unknown
- lang
- en
- max val
- 86400
- metadata version
- 18
- min val
- 30
- name
- checkpoint_timeout
- short desc
- Sets the maximum time between automatic WAL checkpoints.
- source
- pg-settings-source-snapshot
- unit
- s
- vartype
- integer
Definition PG 18
Maximum time between automatic WAL checkpoints. If this value is specified without units, it is taken as seconds. The valid range is between 30 seconds and one day. The default is five minutes (5min). Increasing this parameter can increase the amount of time needed for crash recovery. This parameter can only be set in the postgresql.conf file or on the server command line.
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center · PostgreSQL 18 · wiki-repair-20261023:38ea3524b9eb1cb2a17fe50f4245c71505bfa12c5488214f253f64a9a8be1347
Text language: en · wiki-repair-20261023:38ea3524b9eb1cb2a17fe50f4245c71505bfa12c5488214f253f64a9a8be1347