我已经用新的 SSD 运行这个 raid 几个月了，今天这个 raid 停止工作了。重新启动后，突袭将不会再次聚集。所有驾驶都很好，并且在 SMART 中显示为健康。
我尝试手动组装突袭，但随后两个驱动器显示可能已过时。一个驱动器已从突袭中“删除”一周了。这是我再次组建突袭时运行的命令
root@nl-mpl-04:/home/server# mdadm --assemble --run --update=resync /dev/md127 /dev/sdl /dev/sdj /dev/sdd /dev/sdk --verbose
mdadm: looking for devices for /dev/md127
mdadm: /dev/sdl is identified as a member of /dev/md127, slot 2.
mdadm: /dev/sdj is identified as a member of /dev/md127, slot 1.
mdadm: /dev/sdd is identified as a member of /dev/md127, slot 0.
mdadm: /dev/sdk is identified as a member of /dev/md127, slot 3.
mdadm: added /dev/sdj to /dev/md127 as 1 (possibly out of date)
mdadm: added /dev/sdl to /dev/md127 as 2 (possibly out of date)
mdadm: added /dev/sdk to /dev/md127 as 3
mdadm: added /dev/sdd to /dev/md127 as 0
mdadm: failed to RUN_ARRAY /dev/md127: Input/output error
mdadm: Not enough devices to start the array.
root@nl-mpl-04:/home/server# mdadm --detail /dev/md127
/dev/md127:
Version : 1.2
Raid Level : raid0
Total Devices : 4
Persistence : Superblock is persistent
State : inactive
Working Devices : 4
Name : nl-mpl-04:0 (local to host nl-mpl-04)
UUID : 37db4c39:6e8a37f0:1285db9a:893c5b28
Events : 7413
Number Major Minor RaidDevice
- 8 176 - /dev/sdl
- 8 144 - /dev/sdj
- 8 48 - /dev/sdd
- 8 160 - /dev/sdk
root@nl-mpl-04:/home/server# mdadm --examine /dev/sd[djkl]
/dev/sdd:
Magic : a92b4efc
Version : 1.2
Feature Map : 0x1
Array UUID : 37db4c39:6e8a37f0:1285db9a:893c5b28
Name : nl-mpl-04:0 (local to host nl-mpl-04)
Creation Time : Sat Aug 14 19:37:52 2021
Raid Level : raid5
Raid Devices : 4
Avail Dev Size : 937438896 (447.01 GiB 479.97 GB)
Array Size : 1406157312 (1341.02 GiB 1439.91 GB)
Used Dev Size : 937438208 (447.01 GiB 479.97 GB)
Data Offset : 264192 sectors
Super Offset : 8 sectors
Unused Space : before=264112 sectors, after=688 sectors
State : active
Device UUID : b1955b65:89b3d637:3777c78b:57097003
Internal Bitmap : 8 sectors from superblock
Update Time : Thu Mar 17 15:52:55 2022
Bad Block Log : 512 entries available at offset 16 sectors
Checksum : 9316ac66 - correct
Events : 2325763
Layout : left-symmetric
Chunk Size : 512K
Device Role : Active device 0
Array State : AA.A ('A' == active, '.' == missing, 'R' == replacing)
/dev/sdj:
Magic : a92b4efc
Version : 1.2
Feature Map : 0x1
Array UUID : 37db4c39:6e8a37f0:1285db9a:893c5b28
Name : nl-mpl-04:0 (local to host nl-mpl-04)
Creation Time : Sat Aug 14 19:37:52 2021
Raid Level : raid5
Raid Devices : 4
Avail Dev Size : 937438896 (447.01 GiB 479.97 GB)
Array Size : 1406157312 (1341.02 GiB 1439.91 GB)
Used Dev Size : 937438208 (447.01 GiB 479.97 GB)
Data Offset : 264192 sectors
Super Offset : 8 sectors
Unused Space : before=264112 sectors, after=688 sectors
State : active
Device UUID : 845ae401:d70cd726:65e22bb3:28c4553e
Internal Bitmap : 8 sectors from superblock
Update Time : Thu Mar 17 15:39:55 2022
Bad Block Log : 512 entries available at offset 16 sectors
Checksum : 80e9eb7c - correct
Events : 2325252
Layout : left-symmetric
Chunk Size : 512K
Device Role : Active device 1
Array State : AA.A ('A' == active, '.' == missing, 'R' == replacing)
/dev/sdk:
Magic : a92b4efc
Version : 1.2
Feature Map : 0x1
Array UUID : 37db4c39:6e8a37f0:1285db9a:893c5b28
Name : nl-mpl-04:0 (local to host nl-mpl-04)
Creation Time : Sat Aug 14 19:37:52 2021
Raid Level : raid5
Raid Devices : 4
Avail Dev Size : 937438896 (447.01 GiB 479.97 GB)
Array Size : 1406157312 (1341.02 GiB 1439.91 GB)
Used Dev Size : 937438208 (447.01 GiB 479.97 GB)
Data Offset : 264192 sectors
Super Offset : 8 sectors
Unused Space : before=264112 sectors, after=688 sectors
State : active
Device UUID : f5982485:1e59fd95:d0dfb9fe:1a5837c0
Internal Bitmap : 8 sectors from superblock
Update Time : Thu Mar 17 15:52:55 2022
Bad Block Log : 512 entries available at offset 16 sectors
Checksum : 40c00ca1 - correct
Events : 2325763
Layout : left-symmetric
Chunk Size : 512K
Device Role : Active device 3
Array State : AA.A ('A' == active, '.' == missing, 'R' == replacing)
/dev/sdl:
Magic : a92b4efc
Version : 1.2
Feature Map : 0x1
Array UUID : 37db4c39:6e8a37f0:1285db9a:893c5b28
Name : nl-mpl-04:0 (local to host nl-mpl-04)
Creation Time : Sat Aug 14 19:37:52 2021
Raid Level : raid5
Raid Devices : 4
Avail Dev Size : 937438896 (447.01 GiB 479.97 GB)
Array Size : 1406157312 (1341.02 GiB 1439.91 GB)
Used Dev Size : 937438208 (447.01 GiB 479.97 GB)
Data Offset : 264192 sectors
Super Offset : 8 sectors
Unused Space : before=264112 sectors, after=688 sectors
State : active
Device UUID : 9bd67b6f:c3fdb1aa:3f1ffd8f:07062700
Internal Bitmap : 8 sectors from superblock
Update Time : Sun Feb 13 23:20:11 2022
Bad Block Log : 512 entries available at offset 16 sectors
Checksum : 10b0b50e - correct
Events : 7413
Layout : left-symmetric
Chunk Size : 512K
Device Role : Active device 2
Array State : AAAA ('A' == active, '.' == missing, 'R' == replacing)
如果有人能够提供帮助，我们将不胜感激！
答案1
我修好了它