pt-table-checksum¶ NAME¶ pt-table-checksum - Verify MySQL replication integrity. SYNOPSIS¶ Usage¶ pt-table-checksum performs an online replication consistency check by executing checksum queries on the master, which produces different results on replicas that are inconsistent with the master. The optional DSN specifies the master host. The tool’s “EXIT STATUS” is non-zero if any differences are fo