jfs_logdump dumps the contents of the journal log from the specified JFS formatted device into output file ./jfslog.dmp.
device is the special file name corresponding to the actual device from which the journal log will be dumped (e.g. /dev/hdb1 ).
jfs_logdump must be run as root.
Dump the entire JFS journal log from the 3rd partition of the 2nd hard disk into ./jfslog.dmp:
If you find a bug in JFS or jfs_logdump, please report it via the bug tracking system ("Report Bugs" section) of the JFS project web site:
Please send as much pertinent information as possible, including any jfs_logdump error messages and the complete output of running jfs_fsck with the -v option on the JFS device.
Barry Arndt (email@example.com) William Braswell, Jr.jfs_logdump is maintained by IBM.
See the JFS project web site for more details: http://jfs.sourceforge.net/