1thin_rmap(8)                System Manager's Manual               thin_rmap(8)
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NAME

6       thin_rmap  -  output reverse map of a thin provisioned region of blocks
7       from metadata device or file.
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SYNOPSIS

10       thin_rmap [options] {device|file}
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DESCRIPTION

13       thin_rmap outputs the reverse mapping  stored  in  the  metadata  on  a
14       device or file between a region of thin provisioned pool blocks and the
15       associated thin provisioned devices.
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17       This tool cannot be run on live metadata.
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OPTIONS

20       -h, --help
21              Print help and exit.
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23       -V, --version
24              Print version information and exit.
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26       --region {block range}
27              Specify range of blocks on the data device.
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29           At least one region must be specified.  Multiple regions may be specified.
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31           The range takes the format <begin>..<one past the end>.  For example,
32           "5..45" specifies data blocks 5 to 44 inclusive, but not 45.
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EXAMPLES

36       $ thin_rmap --region 5..45 /dev/pool-metadata
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DIAGNOSTICS

39       thin_rmap returns an exit code of 0 for success or 1 for error.
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SEE ALSO

42       thin_check(8),    thin_dump(8),    thin_repair(8),     thin_restore(8),
43       thin_metadata_size(8)
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AUTHOR

46       Joe Thornber <ejt@redhat.com>, Heinz Mauelshagen <HeinzM@RedHat.com>
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50System Manager's Manual       Device Mapper Tools                 thin_rmap(8)
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