修复黑群出现的 "无法访问系统分区"

 

510-01:~$ cat /proc/mdstat

Personalities : [raid1] [raid0] [raid6] [raid5] [raid4] [raidF1]

md2 : active raid5 sdj5[1] sdt5[11] sds5[9] sdr5[8] sdq5[7] sdo5[6] sdn5[5] sdm5[4] sdl5[3] sdk5[2]

      117140506880 blocks super 1.2 level 5, 64k chunk, algorithm 2 [11/10] [_UUUUUUUUUU]

md3 : active raid0 sdg1[0] sdp1[2] sdh1[1]

      1406540736 blocks super 1.2 64k chunks [3/3] [UUU]

md1 : active raid1 sdk2[3] sdt2[12] sds2[11] sdr2[10] sdq2[9] sdo2[7] sdn2[6] sdm2[5] sdl2[4]

      2097088 blocks [26/9] [___UUUUU_UUUU_____________]

md0 : active raid1 sdk1[3] sdt1[12] sds1[11] sdr1[10] sdq1[9] sdo1[7] sdn1[6] sdm1[5] sdl1[4]

      2490176 blocks [26/9] [___UUUUU_UUUU_____________]

对比md0,  md1,  md5,  看看哪里缺少磁盘，然后

mdadm /dev/md0 -a /dev/sdj1

 mdadm /dev/md1 -a /dev/sdj2

缺哪个加哪个