Jan 23 02:06:59 tack swapon[17741]: /sbin/swapon: invalid option -- 'o'
Jan 23 02:06:59 tack swapon[17741]: Usage:
Jan 23 02:06:59 tack swapon[17741]:  swapon -a [-e] [-v] [-f]             enable all swaps from /etc/fstab
Jan 23 02:06:59 tack swapon[17741]:  swapon [-p priority] [-v] [-f] <special>  enable given swap
Jan 23 02:06:59 tack swapon[17741]:  swapon -s                            display swap usage summary
Jan 23 02:06:59 tack swapon[17741]:  swapon -h                            display help
Jan 23 02:06:59 tack swapon[17741]:  swapon -V                            display version
Jan 23 02:06:59 tack swapon[17741]: The <special> parameter:
Jan 23 02:06:59 tack swapon[17741]:  {-L label | LABEL=label}             LABEL of device to be used
Jan 23 02:06:59 tack swapon[17741]:  {-U uuid  | UUID=uuid}               UUID of device to be used
Jan 23 02:06:59 tack swapon[17741]:  <device>                             name of device to be used
Jan 23 02:06:59 tack swapon[17741]:  <file>                               name of file to be used