2013-07-30 23:25:52 +05:30
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.TH THIN_RMAP(g 8 "Thin Provisioning Tools" "Red Hat, Inc." \" -*- nroff -*-
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2013-07-17 16:51:11 +05:30
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.SH NAME
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2013-07-25 18:29:05 +05:30
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thin_rmap \- output reverse map of a thin provisioned region of blocks from metadata device or file
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2013-07-17 16:51:11 +05:30
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.SH SYNOPSIS
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.B thin_rmap
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.RB [options]
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2013-07-25 18:29:05 +05:30
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.I {device|file}
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2013-07-17 16:51:11 +05:30
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.SH DESCRIPTION
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.B thin_rmap
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2013-07-25 18:57:31 +05:30
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outputs the reverse mapping stored in the metadata on a
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.I device
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or
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.I file
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between a region of thin provisioned pool blocks
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and the associated thin provisioned devices.
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2013-07-17 16:51:11 +05:30
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2015-08-13 18:09:20 +05:30
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This tool cannot be run on live metadata.
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2013-07-17 16:51:11 +05:30
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.IP "\fB\\-\-region\fP \fI<block range>\fP".
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output reverse map
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.IP "\fB\-h, \-\-help\fP".
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Print help and exit.
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.IP "\fB\-V, \-\-version\fP".
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Output version information and exit.
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.SH EXAMPLES
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output reverse map for pool blocks 5..45 (denotes blocks 5 to 44 inclusive, but not block 45)
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.sp
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2015-08-13 18:09:20 +05:30
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.B thin_rmap --region 5..45 /dev/pool-metadata
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2013-07-17 16:51:11 +05:30
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.SH DIAGNOSTICS
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.B thin_rmap
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returns an exit code of 0 for success or 1 for error.
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.SH SEE ALSO
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.B thin_check(8)
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.B thin_dump(8)
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.B thin_repair(8)
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.B thin_restore(8)
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.B thin_metadata_size(8)
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.SH AUTHOR
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Joe Thornber <ejt@redhat.com>
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.br
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Heinz Mauelshagen <HeinzM@RedHat.com>
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