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vdodumpblockmap - Man Page

dump the LBA->PBA mappings of a VDO device

Synopsis

vdodumpblockmap [--lba=lba] filename

Description

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.

Example

# lvchange -ay vdo1/vdo0pool_vdata
# vdodumpblockmap /dev/mapper/vdo1-vdo0pool_vdata
# lvchange -an vdo1/vdo0pool_vdata

See Also

lvmvdo(7), lvchange(8)

Info

2023-03-28 Red Hat