/usr/bin/xfs_logprint: invalid option -- '-'
Usage: xfs_logprint [options...] <device>

Options:
    -c	            try to continue if error found in log
    -C <filename>   copy the log from the filesystem to filename
    -d	            dump the log in log-record format
    -e	            exit when an error is found in the log
    -f	            specified device is actually a file
    -l <device>     filename of external log
    -n	            don't try and interpret log data
    -o	            print buffer data in hex
    -s <start blk>  block # to start printing
    -v              print "overwrite" data
    -t	            print out transactional view
	-b          in transactional view, extract buffer info
	-i          in transactional view, extract inode info
	-q          in transactional view, extract quota info
    -D              print only data; no decoding
    -V              print version information