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PG_VERIFY_CHECKSUMS(1) PostgreSQL 11.6 Documentation PG_VERIFY_CHECKSUMS(1)

NAME

pg_verify_checksums - verify data checksums in a PostgreSQL database cluster

SYNOPSIS

pg_verify_checksums [option...] [[-D | --pgdata] datadir]

DESCRIPTION

pg_verify_checksums verifies data checksums in a PostgreSQL cluster. The server must be shut down cleanly before running pg_verify_checksums. The exit status is zero if there are no checksum errors, otherwise nonzero.

OPTIONS

The following command-line options are available:

-D directory
--pgdata=directory

Specifies the directory where the database cluster is stored.

-v
--verbose

Enable verbose output. Lists all checked files.

-r relfilenode

Only validate checksums in the relation with specified relfilenode.

-V
--version

Print the pg_verify_checksums version and exit.

-?
--help

Show help about pg_verify_checksums command line arguments, and exit.

ENVIRONMENT

PGDATA

Specifies the directory where the database cluster is stored; can be overridden using the -D option.
2019 PostgreSQL 11.6