pvdisplay --version (return code: 0)
WARNING: Running as a non-root user. Functionality may be unavailable.
/run/lvm/lvmetad.socket: connect failed: Permission denied
WARNING: Failed to connect to lvmetad. Falling back to internal scanning.
LVM version: 2.02.133(2) (2015-10-30)
Library version: 1.02.110 (2015-10-30)
/dev/mapper/control: open failed: Permission denied
Failure to communicate with kernel device-mapper driver.
Incompatible libdevmapper (unknown version) and kernel driver (unknown version).
pvdisplay --help (return code: 0)
WARNING: Running as a non-root user. Functionality may be unavailable.
/run/lvm/lvmetad.socket: connect failed: Permission denied
WARNING: Failed to connect to lvmetad. Falling back to internal scanning.
pvdisplay: Display various attributes of physical volume(s)
pvdisplay
[-c|--colon]
[--commandprofile ProfileName]
[-d|--debug]
[--foreign]
[-h|--help]
[--ignorelockingfailure]
[--ignoreskippedcluster]
[-m|--maps]
[--nosuffix]
[--readonly]
[-S|--select Selection]
[-s|--short]
[--units hHbBsSkKmMgGtTpPeE]
[-v|--verbose]
[--version]
[PhysicalVolumePath [PhysicalVolumePath...]]
pvdisplay --columns|-C
[--aligned]
[-a|--all]
[--binary]
[--commandprofile ProfileName]
[-d|--debug]
[--foreign]
[-h|--help]
[--ignorelockingfailure]
[--ignoreskippedcluster]
[--noheadings]
[--nosuffix]
[-o|--options [+|-|#]Field[,Field]]
[-O|--sort [+|-]key1[,[+|-]key2[,...]]]
[-S|--select Selection]
[--readonly]
[--separator Separator]
[--unbuffered]
[--units hHbBsSkKmMgGtTpPeE]
[-v|--verbose]
[--version]
[PhysicalVolumePath [PhysicalVolumePath...]]