断 电以后硬盘无法挂载，硬盘完好。

神经蛙_j4oO4

NAS断 电以后存储空间丢失 重启重新插拔也无法挂载，请问应该如何解决。谢谢

root@fcltnas:/home/stkbmmwl# mdadm --detail /dev/md0
/dev/md0:
Version : 1.2
Raid Level : raid5
Total Devices : 6
Persistence : Superblock is persistent

         State : inactive

Working Devices : 6

          Name : fcltnas:0  (local to host fcltnas)
          UUID : 2c44b267:3d493b39:1f3d9e25:0b155194
        Events : 3145

Number   Major   Minor   RaidDevice

   -       8        1        -        /dev/sda1
   -       8       97        -        /dev/sdg1
   -       8       81        -        /dev/sdf1
   -       8       65        -        /dev/sde1
   -       8       33        -        /dev/sdc1
   -       8       17        -        /dev/sdb1

root@fcltnas:/home/stkbmmwl# for dev in /dev/sda1 /dev/sdb1 /dev/sdc1 /dev/sde1 /dev/sdf1 /dev/sdg1; do
echo "===== $dev ====="
mdadm --examine $dev | grep -E "Events|Update|State"
done
===== /dev/sda1 =====
State : clean
Update Time : Sun Jun 29 00:07:37 2025
Events : 3145
Array State : AAAAAA ('A' == active, '.' == missing, 'R' == replacing)
===== /dev/sdb1 =====
State : clean
Update Time : Sun Jun 29 00:07:37 2025
Events : 3145
Array State : AAAAAA ('A' == active, '.' == missing, 'R' == replacing)
===== /dev/sdc1 =====
State : clean
Update Time : Sun Jun 29 00:07:37 2025
Events : 3145
Array State : AAAAAA ('A' == active, '.' == missing, 'R' == replacing)
===== /dev/sde1 =====
State : clean
Update Time : Sun Jun 29 00:10:25 2025
Events : 3149
Array State : A.A.A. ('A' == active, '.' == missing, 'R' == replacing)
===== /dev/sdf1 =====
State : clean
Update Time : Sun Jun 29 00:10:25 2025
Events : 3149
Array State : A.A.A. ('A' == active, '.' == missing, 'R' == replacing)
===== /dev/sdg1 =====
State : clean
Update Time : Sun Jun 29 00:10:25 2025
Events : 3149
Array State : A.A.A. ('A' == active, '.' == missing, 'R' == replacing)
root@fcltnas:/home/stkbmmwl#

Melody

关于raid丢盘手动修复方法。 - 攻略分享 飞牛私有云论坛 fnOS

神经蛙_j4oO4

Melody 发表于 2025-6-29 08:43
关于raid丢盘手动修复方法。 - 攻略分享 飞牛私有云论坛 fnOS

root@fcltnas:/home/stkbmmwl# mdadm --assemble --force -v /dev/md0 /dev/sde1 /dev/sdf1 /dev/sdg1mdadm: looking for devices for /dev/md0
mdadm: /dev/sde1 is busy - skipping
mdadm: /dev/sdf1 is busy - skipping
mdadm: Merging with already-assembled /dev/md/0
mdadm: /dev/sdd1 is identified as a member of /dev/md/0, slot 0.
mdadm: /dev/sde1 is identified as a member of /dev/md/0, slot 2.
mdadm: /dev/sdf1 is identified as a member of /dev/md/0, slot 4.
mdadm: /dev/sdg1 is identified as a member of /dev/md/0, slot 3.
mdadm: no uptodate device for slot 1 of /dev/md/0
mdadm: /dev/sde1 is already in /dev/md/0 as 2
mdadm: added /dev/sdg1 to /dev/md/0 as 3
mdadm: /dev/sdf1 is already in /dev/md/0 as 4
mdadm: /dev/sdd1 is already in /dev/md/0 as 0
mdadm: /dev/md/0 assembled from 4 drives - not enough to start the array.
root@fcltnas:/home/stkbmmwl#

神经蛙_j4oO4

mdadm --create --verbose /dev/md0 --level=5 --raid-devices=6 \
      --uuid=2c44b267:3d493b39:1f3d9e25:0b155194 \
      /dev/sdd1 /dev/sde1 /dev/sdf1 missing missing missing \
      --assume-clean --force
mdadm: error opening /dev/md0: No such file or directory
mdadm: layout defaults to left-symmetric
mdadm: layout defaults to left-symmetric
mdadm: chunk size defaults to 512K
mdadm: /dev/sdd1 appears to be part of a raid array:
       level=raid5 devices=6 ctime=Tue Dec 24 23:56:38 2024
mdadm: /dev/sde1 appears to be part of a raid array:
       level=raid5 devices=6 ctime=Tue Dec 24 23:56:38 2024
mdadm: /dev/sdf1 appears to be part of a raid array:
       level=raid5 devices=6 ctime=Tue Dec 24 23:56:38 2024
mdadm: size set to 732440576K
mdadm: automatically enabling write-intent bitmap on large array
Continue creating array?
Continue creating array? (y/n) y
mdadm: Defaulting to version 1.2 metadata
mdadm: RUN_ARRAY failed: Input/output error
root@fcltnas:/home/stkbmmwl#