Using ls command for all device n the server does not detect the content thus cannot reinstall grub.
Using rescue mode to at least assemble the raid also fail.
lsblk command
Code: Select all
NAME FSTYPE LABEL UUID MOUNTPOINT
sda1 xfs fe29ddb2-0a44-4740-b765-d23ab4336dee /boot
└─sda
sdb1 isw_raid_member
└─sdb isw_raid_member
sdb2 isw_raid_member
└─sdb isw_raid_member
sdc1 isw_raid_member
└─sdc isw_raid_member
sdc2 isw_raid_member
└─sdc isw_raid_member
sdd isw_raid_member
sde isw_raid_member
centos-root xfs 078037f6-03c5-420f-8c7e-7b6962166265 /
└─sda2 LVM2_member rKiRUb-v32S-v1xQ-exAi-b96u-KWWc-0EAURN
└─sda
centos-swap swap 4ca8dbe7-523d-475f-a8d5-3f3d9758b061 [SWAP]
└─sda2 LVM2_member rKiRUb-v32S-v1xQ-exAi-b96u-KWWc-0EAURN
└─sda
centos-home xfs 9575bd3d-b397-4cbd-9af8-347264958212 /home
└─sda2 LVM2_member rKiRUb-v32S-v1xQ-exAi-b96u-KWWc-0EAURN
└─sda
Command mdadm examine
Code: Select all
/dev/sdb:
Magic : Intel Raid ISM Cfg Sig.
Version : 1.2.01
Orig Family : 3b433edb
Family : 3b433edb
Generation : 00034ee1
Creation Time : Unknown
Attributes : All supported
UUID : 2107ed16:4510c3f0:16f8ca12:a60b8645
Checksum : 94c47391 correct
MPB Sectors : 2
Disks : 4
RAID Devices : 1
Disk00 Serial : 0702068A00008785
State : active
Id : 00000000
Usable Size : 468851726 (223.57 GiB 240.05 GB)
[VolRaid10]:
Subarray : 0
UUID : 1afd8bb1:b4cee853:f06be87c:78890be6
RAID Level : 10
Members : 4
Slots : [UUUU]
Failed disk : none
This Slot : 0
Sector Size : 512
Array Size : 890863616 (424.80 GiB 456.12 GB)
Per Dev Size : 445432072 (212.40 GiB 228.06 GB)
Sector Offset : 0
Num Stripes : 1739968
Chunk Size : 64 KiB
Reserved : 0
Migrate State : idle
Map State : normal
Dirty State : dirty
RWH Policy : off
Volume ID : 1
Disk01 Serial : 079A150400071953
State : active
Id : 00000001
Usable Size : 468851726 (223.57 GiB 240.05 GB)
Disk02 Serial : 070206EF00007830
State : active
Id : 00000002
Usable Size : 468851726 (223.57 GiB 240.05 GB)
Disk03 Serial : 07050DF700047881
State : active
Id : 00000003
Usable Size : 468851726 (223.57 GiB 240.05 GB)