Stopping RAID and then trying to reassemble Fails
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
mdadm (Ubuntu) |
New
|
Undecided
|
Unassigned |
Bug Description
1. Open terminal and create RAID using mdadm.
For eg : mdadm --create /dev/md0 --level=0 --raid-devices=2 /dev/nvme0n1 /dev/nvme1n1
2. Stop RAID by using below command.
mdadm --manage --stop /dev/md0
3. Reassemble the RAID by using below command.
mdadm --examine --scan >> /etc/mdadm.conf
mdadm --assemble --scan /dev/md0
Observation:
RAID reassembling Fails by below error message.
"/dev/md0 is not specified in config file."
Note:
RAID is created using nvme drive on Ubuntu 17.10
dmesglogs:
[ 788.765804] md0: detected capacity change from 0 to 4450616344576
[ 888.180976] EXT4-fs (md0): mounted filesystem with ordered data mode. Opts: (null)
[ 939.509058] md0: detected capacity change from 4450616344576 to 0
[ 939.509067] md: md0 stopped.