What is the difference between a shell variable that is exported and the one that is Post: 78590

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LEARN ABOUT LINUX

pvscan

PVSCAN(8)						      System Manager's Manual							 PVSCAN(8)

NAME

       pvscan - scan all disks for physical volumes

SYNOPSIS

       pvscan  [-d|--debug]  [-h|--help]  [-v|--verbose]  [--version]  [--ignorelockingfailure]  [-e|--exported] [-n|--novolumegroup] [-s|--short]
       [-u|--uuid]

       pvscan [-d|--debug] [-h|--help] --cache [--major major --minor minor | DevicePath ] ...

DESCRIPTION

       pvscan scans all supported LVM block devices in the system for physical volumes.

OPTIONS

       See lvm(8) for common options.

       -e, --exported
	      Only show physical volumes belonging to exported volume groups.

       -n, --novolumegroup
	      Only show physical volumes not belonging to any volume group.

       -s, --short
	      Short listing format.

       -u, --uuid
	      Show UUIDs (Uniform Unique Identifiers) in addition to device special names.

       --cache [ --major major --minor minor | DevicePath ] ...
	      Scan one or more devices and instruct the lvmetad daemon to update its cached state accordingly.	Called internally by  udev  rules.
	      All devices listed explicitly are processed regardless of any device filters set in lvm.conf.

SEE ALSO

       lvm(8), pvcreate(8), pvdisplay(8)

Sistina Software UK					 LVM TOOLS 2.02.95(2) (2012-03-06)						 PVSCAN(8)

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