How to switch from /dev/dm-N devices to /dev/mapper/mpathX devices in Red Hat Enterprise Linux?
Issue
-
LVM devices are configured using
/dev/dm-Ndevices, is there any way to switch fromdm-Ndevices to multipath device names/dev/mapper/mpathXin Red Hat Enterprise Linux? -
In dealing with the
/dev/dm-# devices, what would be recommendation? Is there anyway to fix already existing infrastructure with data on LVM devices created on/dev/dm-Nto use the/dev/mapper/mpath#instead?
Environment
- Red Hat Enterprise Linux 5/6
- Device Mapper Multipath(DM-Multipath)
- Logical Volume Manager(LVM)
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