.\" Text automatically generated by txt2man .TH thin_rmap 8 "Device Mapper Tools" "System Manager's Manual" .SH NAME \fBthin_rmap \fP- output reverse map of a thin provisioned region of blocks from \fBmetadata device or file. \fB .SH SYNOPSIS .nf .fam C \fBthin_rmap\fP [\fIoptions\fP] {device|file} .fam T .fi .fam T .fi .SH DESCRIPTION \fBthin_rmap\fP outputs the reverse mapping stored in the metadata on a device or file between a region of thin provisioned pool blocks and the associated thin provisioned devices. .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--region\fP {block range} Specify range of blocks on the data device. .PP .nf .fam C At least one region must be specified. Multiple regions may be specified. The range takes the format ... For example, "5..45" specifies data blocks 5 to 44 inclusive, but not 45. .fam T .fi .SH EXAMPLES $ \fBthin_rmap\fP \fB--region\fP 5..45 /dev/pool-metadata .SH DIAGNOSTICS \fBthin_rmap\fP returns an exit code of 0 for success or 1 for error. .SH SEE ALSO \fBthin_check\fP(8), \fBthin_dump\fP(8), \fBthin_repair\fP(8), \fBthin_restore\fP(8), \fBthin_metadata_size\fP(8) .SH AUTHOR Joe Thornber , Heinz Mauelshagen