vdodumpblockmap8
Dump the lba->pba mappings of a vdo device
Usage
vdodumpblockmap [--lba=lba]
filename
Overview
vdodumpblockmap dumps all (or only the specified) LBA->PBA mappings from a cleanly shut down VDO device.
filename must be the path of the VDODataLV as described in lvmvdo(7).
Options
-
--help -
Print this help message and exit.
-
--lba -
Dump only the mapping for the specified LBA.
-
--version -
Show the version of vdodumpblockmap.
Examples
# lvchange -ay vdo1/vdo0pool_vdata # vdodumpblockmap /dev/mapper/vdo1-vdo0pool_vdata # lvchange -an vdo1/vdo0pool_vdata