pg_resetwal resets the PostgreSQL write-ahead log.

Usage:
  pg_resetwal [OPTION]... DATADIR

Options:
 [-D, --pgdata=]DATADIR  data directory
  -f, --force            force update to be done even after unclean shutdown or
                         if pg_control values had to be guessed
  -n, --dry-run          no update, just show what would be done
  -V, --version          output version information, then exit
  -?, --help             show this help, then exit

Options to override control file values:
  -c, --commit-timestamp-ids=XID,XID
                                   set oldest and newest transactions bearing
                                   commit timestamp (zero means no change)
  -e, --epoch=XIDEPOCH             set next transaction ID epoch
  -l, --next-wal-file=WALFILE      set minimum starting location for new WAL
  -m, --multixact-ids=MXID,MXID    set next and oldest multitransaction ID
  -o, --next-oid=OID               set next OID
  -O, --multixact-offset=OFFSET    set next multitransaction offset
  -u, --oldest-transaction-id=XID  set oldest transaction ID
  -x, --next-transaction-id=XID    set next transaction ID
      --wal-segsize=SIZE           size of WAL segments, in megabytes

Report bugs to <pgsql-bugs@lists.postgresql.org>.
PostgreSQL home page: <https://www.postgresql.org/>