Internal disk device is being detected as multipath device
Issue
- How to blacklist local/internal disks from
multipath
. -
The server has two internal drives, mirrored with the HP raid controller and presented to the OS as /dev/sda. Somehow, dm-mpio has created the inbuilt OS drives as multipathed devices. How do I remove the multipathed device for internal disk?
# multipath -ll mpatha (3600508b1001c8ce0f7e5aaa1494860fc) dm-0 HP,LOGICAL VOLUME size=137G features='1 queue_if_no_path' hwhandler='0' wp=rw `-+- policy='round-robin 0' prio=1 status=active `- 2:0:0:1 sda 8:0 active ready running
- How to convert multipath to single path for local devices in RHEL6.
Environment
- Red Hat Enterprise Linux 6,7 & 8
- device-mapper-multipath
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