CmdID

CmdID / Commands

pvck

Check and repair LVM metadata on physical volumes. tldr-pages

On Linux

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Linux

from tldr-pages, CC BY 4.0

Print LVM on-disk headers and structures (label, PV header, MDA header, metadata area)

sudo pvck /dev/sdXN --dump headersIdentify

Print the current VG metadata text

sudo pvck /dev/sdXN --dump metadataIdentify

List all metadata versions found in the metadata area

sudo pvck /dev/sdXN --dump metadata_allIdentify

Search common locations for metadata when headers may be damaged, and save it to a file

sudo pvck /dev/sdXN --dump metadata_search --file path/to/metadata.txtIdentify

Select the second metadata area (mda2) when printing metadata

sudo pvck /dev/sdXN --dump metadata --settings "mda_num=2"Identify

Repair headers and metadata using a metadata input file (use with care)

sudo pvck /dev/sdXN --repair --file path/to/metadata_fileIdentify

Repair only the PV header and label header

sudo pvck /dev/sdXN --repairtype pv_headerIdentify