Hello,
I'm noob on Linux and french, so please excuse my bad english in advance.
I am on HP ProLian G7 with one SSD and 4 HDD (RAID 10)
/dev/md0: Version : 1.2 Creation Time : Sun Apr 7 20:19:24 2019 Raid Level : raid10 Array Size : 19532611584 (18627.75 GiB 20001.39 GB) Used Dev Size : 9766305792 (9313.88 GiB 10000.70 GB) Raid Devices : 4 Total Devices : 4 Persistence : Superblock is persistent Intent Bitmap : Internal Update Time : Sun May 19 19:30:28 2019 State : clean Active Devices : 4 Working Devices : 4 Failed Devices : 0 Spare Devices : 0 Layout : near=2 Chunk Size : 512K Name : omv:raid (local to host omv) UUID : bee1ff98:f891bf3a:59b82de4:add412d4 Events : 21376 Number Major Minor RaidDevice State 0 8 16 0 active sync set-A /dev/sdb 1 8 32 1 active sync set-B /dev/sdc 2 8 48 2 active sync set-A /dev/sdd 3 8 64 3 active sync set-B /dev/sde |
I want to replace one HDD with another (same size of course)
When I do that, RAID is not displayed, so I can't use Recover button
blkid
/dev/sda1: UUID="88554e2a-1ee4-4e9c-a603-2e55bf7acd0a" TYPE="ext4" PARTUUID="d0f87a3b-01"
/dev/sda5: UUID="e6508bde-d883-4af3-9a5c-c44b9831d209" TYPE="swap" PARTUUID="d0f87a3b-05"
/dev/sdc: UUID="bee1ff98-f891-bf3a-59b8-2de4add412d4" UUID_SUB="14640ad5-8e4d-eed1-55d1-fbdef24b9bf7" LABEL="omv:raid" TYPE="linux_raid_member"
/dev/sdd: UUID="bee1ff98-f891-bf3a-59b8-2de4add412d4" UUID_SUB="7cc82e0d-e089-5d85-ee73-256117823812" LABEL="omv:raid" TYPE="linux_raid_member"
/dev/sde: UUID="bee1ff98-f891-bf3a-59b8-2de4add412d4" UUID_SUB="cddcc2b8-cb3c-4bf8-4461-efb0ca8527a1" LABEL="omv:raid" TYPE="linux_raid_member"
/dev/sdb: PTUUID="25a84a45-6dab-440c-a295-a373c82ef1d4" PTTYPE="gpt"
mdadm --detail /dev/md0
/dev/md0: Version : 1.2 Raid Level : raid0 Total Devices : 3 Persistence : Superblock is persistent State : inactive Name : omv:raid (local to host omv) UUID : bee1ff98:f891bf3a:59b82de4:add412d4 Events : 21358 Number Major Minor RaidDevice - 8 64 - /dev/sde - 8 32 - /dev/sdc - 8 48 - /dev/sdd |
cat /proc/mdstat
Personalities : [linear] [multipath] [raid0] [raid1] [raid6] [raid5] [raid4] [raid10]
md0 : inactive sde[3](S) sdd[2](S) sdc[1](S)
29298917376 blocks super 1.2
May I use this command line to recover RAID ?
mdadm --assemble /dev/md0 /dev/sdb