xfs_fsr -VERSION (return code: 0)
xfs_fsr version 4.3.0
xfs_fsr --help (return code: 1)
xfs_fsr: invalid option -- '-'
Usage: xfs_fsr [-d] [-v] [-g] [-t time] [-p passes] [-f leftf] [-m mtab]
xfs_fsr [-d] [-v] [-g] xfsdev | dir | file ...
xfs_fsr -V
Options:
-g Print to syslog (default if stdout not a tty).
-t time How long to run in seconds.
-p passes Number of passes before terminating global re-org.
-f leftoff Use this instead of /var/tmp/.fsrlast_xfs.
-m mtab Use something other than /etc/mtab.
-d Debug, print even more.
-v Verbose, more -v's more verbose.
-V Print version number and exit.