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.TH thin_repair 8 "Device Mapper Tools" "System Manager's Manual"
.SH NAME
\fBthin_repair \fP- repair thin provisioning binary metadata.
\fB
.SH SYNOPSIS
.nf
.fam C
\fBthin_repair\fP [\fIoptions\fP] \fB-i\fP {device|file} \fB-o\fP {device|file}
.fam T
.fi
.SH DESCRIPTION
\fBthin_repair\fP reads binary thin provisioning metadata created by the respective
device-mapper target from one device or file, repairs it and writes it
to different device or file. If written to a metadata device, the metadata
can be processed by the device-mapper target.
.PP
This tool cannot be run on live metadata.
.SH OPTIONS
.TP
.B
\fB-h\fP, \fB--help\fP
Print help and exit.
.TP
.B
\fB-V\fP, \fB--version\fP
Print version information and exit.
.TP
.B
\fB-i\fP, \fB--input\fP {device|file}
Input file or device with binary data.
.TP
.B
\fB-o\fP, \fB--output\fP {device|file}
Output file or device for binary data.
.PP
.nf
.fam C
    If a file is used for output, then it must be preallocated, and large
    enough to hold the metadata.

.fam T
.fi
.TP
.B
\fB--transaction-id\fP {natural}
Override the transaction id given in the input xml.
.TP
.B
\fB--data-block-size\fP {natural}
Override the data block size given in the input xml.
.TP
.B
\fB--nr-data-blocks\fP {natural}
Override the nr data blocks given in the input xml.
.SH EXAMPLE

Reads the binary thin provisioning metadata from file metadata, repairs
it and writes it to logical volume /dev/vg/metadata for further processing by
the respective device-mapper target:
.PP
.nf
.fam C
    $ thin_repair -i metadata -o /dev/vg/metadata

.fam T
.fi
.SH DIAGNOSTICS
\fBthin_repair\fP returns an exit code of 0 for success or 1 for error.
.SH SEE ALSO
\fBthin_dump\fP(8), \fBthin_check\fP(8), \fBthin_restore\fP(8), \fBthin_rmap\fP(8), \fBthin_metadata_size\fP(8)
.SH AUTHOR
Joe Thornber <ejt@redhat.com>, Heinz Mauelshagen <HeinzM@RedHat.com>