LVM filter changes are not persistent after reboot
Issue
lsblkandblkidshowroot_lvandswap_lvpvscandoes not show physical volume with lvm2 metadata- Changes made to 
global_filterin/etc/lvm/lvm.confare not persistent between reboots 
Environment
- Red Hat Enterprise Linux 6.6
 - lvm2-2.02.x
 - ext4 filesystem
 
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