The jfsutils package contains a number of utilities for creating,
checking, modifying, and correcting any inconsistencies in JFS
filesystems. The following utilities are available: fsck.jfs - initiate
replay of the JFS transaction log, and check and repair a JFS formatted
device; logdump - dump a JFS formatted device's journal log; logredo -
"replay" a JFS formatted device's journal log; mkfs.jfs - create a JFS
formatted partition; xchkdmp - dump the contents of a JFS fsck log file
created with xchklog; xchklog - extract a log from the JFS fsck workspace
into a file; xpeek - shell-type JFS file system editor.
jfs_debugfs jfs_debugfs is a program which can be used to perform various low-level actions on a JFS formatted device. device is the special file name corresponding to the... jfs_fsck jfs_fsck is used to replay the JFS transaction log, check a JFS formatted device for errors, and fix any errors found. device is the special file name... jfs_fscklog jfs_fscklog with option -e device extracts the contents of either the most recent or immediately prior (specified with option -p) JFS fsck service log from the... jfs_logdump 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... jfs_mkfs jfs_mkfs is used to create (format) a JFS partition. jfs_mkfs must be run as root. device is the special file name corresponding to the actual device (e.g... jfs_tune jfs_tune adjusts tunable parameters on a Linux JFS file system or external journal. jfs_tune must be run as root. device is the special file name corresponding...