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

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

21       -h, --help
22              Print help and exit.
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24       -V, --version
25              Print version information and exit.
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27       --region {block range}
28              Specify range of blocks on the data device.
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30           At least one region must be specified.  Multiple regions may be specified.
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32           The range takes the format <begin>..<one past the end>.  For example,
33           "5..45" specifies data blocks 5 to 44 inclusive, but not 45.
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EXAMPLES

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

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

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

47       Joe Thornber <ejt@redhat.com>, Heinz Mauelshagen <HeinzM@RedHat.com>
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51System Manager's Manual       Device Mapper Tools                 thin_rmap(8)
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