[tankenmate]

The latest release has multi-threaded vacuuming so it goes much quicker these days.

[hrpnk]

Aside of auto vacuuming, there is also VACUUM FULL [1] which does an exclusive lock on the table. If you look for an alternative option for reorganizing tables in online mode, try the pg_repack extension [2].

[1] https://www.postgresql.org/docs/current/sql-vacuum.html [2] https://reorg.github.io/pg_repack/