NAME

ltfsck - Recover and rollback utility for LTFS formatted tape

SYNOPSIS

ltfsck [ -g generation ] [ -r ] [ -n ] [ -f ] [ -z ] [ -l ] [ -m ] [ -v strategy ] [ -j ] [ -k ] [ -q ] [ -t ] [ -V ] [ -h ] [ -p ] device_name

On Linux, device_name is like '/dev/IBMtape0', on OSX, device_name is like '0'(default: )

DESCRIPTION

ltfsck is a program to recover an inconsistent LTFS formatted medium and roll back utility of the IBM Storage Archive.

OPTIONS

These programs follow the usual GNU command line syntax, with long options starting with two dashes ('-'). A summary of options is included below. For a complete description, see the Info files.

-g, --generation=generation

Specify the generation to roll back

-r, --rollback

Roll back to the point specified by -g

-n, --no-rollback

Do not roll back. Verify the point specified by -g (default)

-f, --full-recovery

Recover extra data blocks into directory _ltfs_lostandfound

-z, --deep-recovery

Recover EOD missing cartridge. Some blocks might be erased, but recover to final unmount point with an index version of at least 2.0.0 or earlier.

-l, --list-rollback-points

List rollback points

-m, --full-index-info

Display full index information (Effective only for -l option)

-v, --traverse=strategy

Set traverse mode for listing roll back points. Strategy should be forward or backward. (default: backward)

-j, --erase-history

Erase history at rollback

-k, --keep-history

Keep history at rollback (default)

-q, --quiet

Suppress progress information and general messages

-t, --trace

Enable function call tracing

--syslogtrace

Enable diagnostic output to stderr and syslog

-V, --version

Version information

-h, --help

Show help information

-p, --advanced-help

Full help, including advanced options

ADVANCED OPTIONS (EXPERIMENTAL)

The options described here is experimental functions.

These programs follow the usual GNU command line syntax, with long options starting with two dashes ('-'). A summary of options is included below. For a complete description, see the Info files.

-i, --config=name

Use the specified configuration file (default: )

-e, --backend=name

Use the specified tape device backend (default: )

--kmi-backend=name

Use the specified key manager interface backend (default: none)

-x, --fulltrace

Enable full function call tracing (slow)

--capture-index

Capture index information to the current directory (-g is effective for this option)

--salvage-rollback-points

List the rollback points of the cartridge that has no EOD

SEE ALSO

ltfs-sde(8), mkltfs(8), tape-backend(4), kmi-backend(4), ltfs.conf(5).