maintenance_io_concurrency
A server parameter controlling concurrent disk I/O operations executed simultaneously during maintenance
maintenance_io_concurrency is a configuration parameter for setting the number of concurrent disk I/O operations that PostgreSQL expects can be executed simultaneously during maintenance operations.
maintenance_io_concurrency was added in PostgreSQL 13.
Default value
The default value for maintenance_io_concurrency is: 10.
Change history
- PostgreSQL 13
- added (commit fc34b0d9)
References
- PostgreSQL documentation: maintenance_io_concurrency