Contents
recovery_prefetch
A configuration parameter which enables WAL prefetching
This entry relates to a PostgreSQL feature which is part of PostgreSQL 15, due to be released in late 2022.
recovery_prefetch is a configuration parameter which determines whether to enable WAL prefetching on a standby.
recovery_prefetch was added in PostgreSQL 15.
Default
The default value for recovery_prefetch is: try.
Note the default value may be changed before the PostgreSQL 15 release.
Change history
- PostgreSQL 15
- added (commit 5dc0418f)
Note that recovery_prefetch was originally added in PostgreSQL 14 (commit 1d257577) but subsequently withdrawn (commit c2dc1934).
References
- PostgreSQL 15 documentation: recovery_prefetch