pg_archivecleanup

Function

pg_archivecleanup is a tool used to clear old archive logs.

Syntax

pg_archivecleanup [OPTION]... ARCHIVELOCATION OLDESTKEPTWALFILE

Parameter Description

• -d

  Displays debug logs on the stderr.

• -n

  Displays the name of the file to be deleted.

• -V,--version

  Displays the version of pg_archivecleanup and exits.

• -x extension

  Provides an extension option to select only files with the corresponding extension format when the program is used as a separate tool.

• -?,--help

  Displays the help information related to the pg_archivecleanup command line parameters.

Examples

Delete logs generated earlier than 000000010000000000000010.

pg_archivecleanup [OPTION]... ARCHIVELOCATION OLDESTKEPTWALFILE

Extended Applications

Set the archive_cleanup_command parameter in the recovery.conf file during the standby node recovery.

archive_cleanup_command = 'pg_archivecleanup /mnt/server/archiverdir %r'

After the recovery is complete, delete unnecessary files from the archive directory.