09-13-2014
run the following
pvscan
vgscan
lvscan
vgs
lvs
pvs
See what that shows. If all else fails you can look at running a vgcfgbackup and vgcfgrestore with choose the config in /etc/lvm that is good. The tree looks like this.
ls -R /etc/lvm
/etc/lvm:
archive backup cache lvm.conf
/etc/lvm/archive:
vg_root_00000-1774443783.vg
/etc/lvm/backup:
vg_root
/etc/lvm/cache:
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LEARN ABOUT CENTOS
lvmconf
LVMCONF(8) LVMCONF(8)
NAME
lvmconf - LVM configuration modifier
SYNOPSIS
lvmconf [--disable-cluster] [--enable-cluster] [--file <configfile>] [--lockinglib <lib>] [--lockinglibdir <dir>]
DESCRIPTION
lvmconf is a script that modifies the locking configuration in an lvm configuration file. See lvm.conf(5).
OPTIONS
--disable-cluster
Set locking_type to the default non-clustered type. Also reset lvmetad use to its default.
--enable-cluster
Set locking_type to the default clustered type on this system. Also disable lvmetad use as it is not yet supported in clustered
environment.
--file <configfile>
Apply the changes to configfile instead of the default /etc/lvm/lvm.conf.
--lockinglib <lib>
Set external locking_library locking library to load if an external locking type is used.
--lockinglibdir <dir>
FILES
/etc/lvm/lvm.conf
SEE ALSO
lvm(8), lvm.conf(5)
Red Hat, Inc LVM TOOLS 2.02.105(2)-RHEL7 (2014-03-26) LVMCONF(8)