RAID Issue

Output of blkid:

/dev/sda1: UUID="854aa8af-7d10-436f-bd11-6f8b2763da6b" TYPE="ext4"
/dev/sda5: UUID="fe25c75b-0cf6-4dc2-922c-2996c9e32c3f" TYPE="swap"
/dev/sdh1: UUID="5b3f6516-ebba-22b9-ee03-7b6ad2addaa6" UUID_SUB="b97a0da6-d084-6da1-3710-ec959612c140" LABEL="beluga:0" TYPE="linux_raid_member"
/dev/sdi1: UUID="5b3f6516-ebba-22b9-ee03-7b6ad2addaa6" UUID_SUB="6d7ce813-ec31-df4e-993c-e3c766c8aa7c" LABEL="beluga:0" TYPE="linux_raid_member"
/dev/sdj1: UUID="5b3f6516-ebba-22b9-ee03-7b6ad2addaa6" UUID_SUB="55c578a3-96b4-53f0-6ec0-60ca99b4a68d" LABEL="beluga:0" TYPE="linux_raid_member"
/dev/sdk1: UUID="5b3f6516-ebba-22b9-ee03-7b6ad2addaa6" UUID_SUB="b98122bb-cd6e-fe38-5d67-b43fe87d6467" LABEL="beluga:0" TYPE="linux_raid_member"
/dev/sdd1: UUID="5b3f6516-ebba-22b9-ee03-7b6ad2addaa6" UUID_SUB="dc07d881-0098-111d-7ef5-70ff3824b7cb" LABEL="beluga:0" TYPE="linux_raid_member"
/dev/sdc1: UUID="5b3f6516-ebba-22b9-ee03-7b6ad2addaa6" UUID_SUB="61336466-5690-986c-492f-8b0f53ab54ef" LABEL="beluga:0" TYPE="linux_raid_member"
/dev/sdb1: UUID="5b3f6516-ebba-22b9-ee03-7b6ad2addaa6" UUID_SUB="c1ecbebf-7859-7aee-f428-b6fb0c29e461" LABEL="beluga:0" TYPE="linux_raid_member"
/dev/sdf1: UUID="5b3f6516-ebba-22b9-ee03-7b6ad2addaa6" UUID_SUB="427b28e9-5ee4-ee28-6e0d-7f7a7c577b9e" LABEL="beluga:0" TYPE="linux_raid_member"
/dev/sde1: UUID="5b3f6516-ebba-22b9-ee03-7b6ad2addaa6" UUID_SUB="4bf9d4c3-459c-8098-e946-ab9fdc2f999f" LABEL="beluga:0" TYPE="linux_raid_member"
/dev/sdg1: UUID="5b3f6516-ebba-22b9-ee03-7b6ad2addaa6" UUID_SUB="10844f98-4e51-9270-dceb-550b030eac9d" LABEL="beluga:0" TYPE="linux_raid_member"
/dev/md0: UUID="eb6df0cb-a7ca-44ad-9d46-5857d47fcd3c" TYPE="ext4"

Output of mdadm --detail /dev/md0

/dev/md0:
        Version : 1.2
  Creation Time : Sat Aug 17 14:57:11 2013
     Raid Level : raid6
     Array Size : 23441070080 (22355.15 GiB 24003.66 GB)
  Used Dev Size : 2930133760 (2794.39 GiB 3000.46 GB)
   Raid Devices : 10
  Total Devices : 10
    Persistence : Superblock is persistent

    Update Time : Tue Aug 20 20:15:12 2013
          State : active
 Active Devices : 10
Working Devices : 10
 Failed Devices : 0
  Spare Devices : 0

         Layout : left-symmetric
     Chunk Size : 256K

           Name : beluga:0  (local to host beluga)
           UUID : 5b3f6516:ebba22b9:ee037b6a:d2addaa6
         Events : 319

    Number   Major   Minor   RaidDevice State
       0       8       17        0      active sync   /dev/sdb1
       1       8       33        1      active sync   /dev/sdc1
       2       8       49        2      active sync   /dev/sdd1
       3       8       65        3      active sync   /dev/sde1
       4       8       81        4      active sync   /dev/sdf1
       5       8       97        5      active sync   /dev/sdg1
       6       8      113        6      active sync   /dev/sdh1
       7       8      129        7      active sync   /dev/sdi1
       8       8      145        8      active sync   /dev/sdj1
       9       8      161        9      active sync   /dev/sdk1

Output of mdadm --examine /dev/sdb1:

/dev/sdb1:
          Magic : a92b4efc
        Version : 1.2
    Feature Map : 0x0
     Array UUID : 5b3f6516:ebba22b9:ee037b6a:d2addaa6
           Name : beluga:0  (local to host beluga)
  Creation Time : Sat Aug 17 14:57:11 2013
     Raid Level : raid6
   Raid Devices : 10

 Avail Dev Size : 5860268032 (2794.39 GiB 3000.46 GB)
     Array Size : 23441070080 (22355.15 GiB 24003.66 GB)
  Used Dev Size : 5860267520 (2794.39 GiB 3000.46 GB)
    Data Offset : 262144 sectors
   Super Offset : 8 sectors
          State : clean
    Device UUID : c1ecbebf:78597aee:f428b6fb:0c29e461

    Update Time : Tue Aug 20 20:15:32 2013
       Checksum : 9a2259ea - correct
         Events : 318

         Layout : left-symmetric
     Chunk Size : 256K

   Device Role : Active device 0
   Array State : AAAAAAAAAA ('A' == active, '.' == missing)