pg_verify_checksums — verify data checksums in an offline PostgreSQL database cluster
pg_verify_checksums
[option
] [[-D
] [--pgdata
] datadir
]
pg_verify_checksums
verifies data checksums in a
PostgreSQL cluster.
The following command-line options are available:
-D directory
--pgdata=directory
Specifies the directory where the database cluster is stored.
-r relfilenode
Only validate checksums in the relation with specified relfilenode.
-d
Enable debug output. Lists all checked blocks and their checksum.
-V
--version
Print the pg_verify_checksums version and exit.
-?
--help
Show help about pg_verify_checksums command line arguments, and exit.
PGDATA
Specifies the directory where the database cluster is
stored; can be overridden using the -D
option.
The cluster must be shut down cleanly before running pg_verify_checksums.