checkpoint_segments
Maximum number of log file segments between automatic WAL checkpoints (each segment is normally 16 megabytes). The default is three segments. 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.
英文手册覆盖始于 PostgreSQL 7.4. 来源历史与运行验证各自保留独立版本边界。
当前阅读 PG 9.4·选择有来源记录的版本
此版本暂无所选语言的定义，以下显示原始英文内容。
- boot val
- 3
- category
- Write-Ahead Log / Checkpoints
- context
- sighup
- documented
- true
- enumvals
- 未知
- extra desc
- 未知
- lang
- en
- max val
- 2147483647
- metadata version
- 9.4
- min val
- 1
- name
- checkpoint_segments
- short desc
- Sets the maximum distance in log segments between automatic WAL checkpoints.
- source
- pg-settings-source-snapshot
- unit
- 未知
- vartype
- integer
版本定义 PG 9.4
Maximum number of log file segments between automatic WAL checkpoints (each segment is normally 16 megabytes). The default is three segments. 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.
比较版本
来源引用
定义来源
center · PostgreSQL 9.4 · english-manuals:0055d878121c76bd62e2a69078767304330421389122903a7166637b836427a3
正文语言: en · english-manuals:0055d878121c76bd62e2a69078767304330421389122903a7166637b836427a3