HP StoreEver Ultrium Tape Drives - Manual (Page 16)

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Usage example 3: initial LTFS format when library is not yet mounted, and barcode is known
mkltfs –s DG6359L5 --device=/dev/sg7
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Usage example 4: configure LTFS for files 100K bytes or smaller to be directed to the index
partition
mkltfs --device=/dev/changer --rules="size=100K"
Available options are:
Tape device (required when library is not yet mounted) -d, --device=
Tape bar code (8 alphanumeric ASCII characters) -s, --barcode=
Tape volume name (‘LTFS VOLUME’ by default) -n, --volume-name=
Rules for choosing files to write to the index partition.
The syntax of the rule argument is: -r, --rules=
size=1M
size=1M/name=pattern
size=1M/name=pattern1:pattern2:pattern3
A file is written to the index partition if it is no larger than the given
size AND matches at least one of the name patterns (if specified). The
size argument accepts K, M and G suffixes. Name patterns may contain
the special characters '?' (match any single character) and '*' (match
zero or more characters)
Disallow mount-time data placement policy changes --no-override
Force reformat of existing LTFS volume (normally prevented) -f, --force
Suppress progress information and general messages -q, --quiet
Enable function call tracing -t, --trace
This help -h, --help
Full help, including advanced options -p, --advanced-help
Restore the LTFS medium to an unpartitioned medium (format to a legacy
scratch medium) -w, --wipe
Set the LTFS record size (default: 524288) -b, --blocksize=
Disable compression on the volume -c, --no-compression
Enable full function call tracing (slow) -x, fulltrace
ltfsck
Repairs an inconsistent volume, if possible
Rollback to a previous instance of the tape index
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Usage: ltfsck [options] [device file]
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Usage example 1: perform a full recovery of an LTFS tape, when library is not yet mounted,
and barcode is known
ltfsck -b DG6359L5 -f --device=/dev/sg7
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