A server parameter for minimizing unnecessary vacuum index scans
This entry relates to a PostgreSQL feature which is deprecated and may be desupported in future releases.

vacuum_cleanup_index_scale_factor is a deprecated configuration parameter making it possible to avoid unnecessary index scans during vacuum operations.

vacuum_cleanup_index_scale_factor was added in PostgreSQL 11 but deactivated in PostgreSQL 13 and removed entirely in PostgreSQL 14.

Default value

The default value for vacuum_cleanup_index_scale_factor is: 0.1.

Change history


Deprecated, GUC configuration item, Vacuuming

See also