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複数のディスクがパニック状態になったあとのアグリゲート

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fas-systems
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hw
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環境

  • DS460C
  • 複数のディスク障害 / ディスクがありません

問題

  • DS460C で IOM A を取り付け直したあとのマルチディスクパニックが発生しました
  • 同じシェルフドロワーのディスクがないため、アグリゲートで障害が発生していると表示される。system node run -node node_name -command sysconfig -r 例: 
 Aggregate aggr_n02_data01 (failed, raid_tec, partial) (block checksums) Plex /aggr_n02_data01/plex0 (offline, failed, inactive) RAID group /aggr_n02_data01/plex0/rg0 (partial, block checksums) RAID Disk Device HA SHELF BAY CHAN Pool Type RPM Used (MB/blks) Phys (MB/blks) --------- ------ ------------- ---- ---- ---- ----- -------------- -------------- tparity FAILED N/A 9324290/ - dparity 9c.13.6 9c 13 6 SA:A 0 FSAS 7200 9324290/19096145920 9342976/19134414848 parity 9a.11.6 9a 11 6 SA:B 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data 9c.12.6 9c 12 6 SA:A 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data 9a.10.6 9a 10 6 SA:B 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data 9a.10.30 9a 10 30 SA:B 0 FSAS 7200 9324290/19096145920 9342976/19134414848 (reconstruct stalled) data 9c.13.7 9c 13 7 SA:A 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data 9a.11.7 9a 11 7 SA:B 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data 9c.12.7 9c 12 7 SA:A 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data 9a.10.7 9a 10 7 SA:B 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data FAILED N/A 9324290/ - data 9c.13.8 9c 13 8 SA:A 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data 9a.11.8 9a 11 8 SA:B 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data 9c.12.8 9c 12 8 SA:A 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data 9a.10.8 9a 10 8 SA:B 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data FAILED N/A 9324290/ - data 9c.13.9 9c 13 9 SA:A 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data 9a.11.9 9a 11 9 SA:B 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data 9c.12.9 9c 12 9 SA:A 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data 9a.10.9 9a 10 9 SA:B 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data FAILED N/A 9324290/ - data 9c.13.10 9c 13 10 SA:A 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data 9a.11.10 9a 11 10 SA:B 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data 9c.12.10 9c 12 10 SA:A 0 FSAS 7200 9324290/19096145920 9342976/19134414848 data 9a.10.10 9a 10 10 SA:B 0 FSAS 7200 9324290/19096145920 9342976/19134414848 Raid group is missing 4 disks. 
  • シェルフのチャネル B に DCM が搭載されている既存の問題が原因で、取り付け直し時に 1 台のドロワーのディスクへのパスが不足していました
Drawers Control Module:
Element Status                      Status Bytes  Status Descriptions
1 [IOM12 A]    : OK                01,00,01,00   REPORT
2 [IOM12 A]    : OK                01,00,01,00   REPORT
3 [IOM12 A]    : OK                01,00,01,00   REPORT
4 [IOM12 A]    : OK                01,00,01,00   REPORT
5 [IOM12 A]    : OK                01,00,01,00   REPORT
6 [IOM12 B]    : CRITICAL          02,40,00,00   FAIL
7 [IOM12 B]    : OK                01,00,01,00   REPORT
8 [IOM12 B]    : OK                01,00,01,00   REPORT
9 [IOM12 B]    : OK                01,00,01,00   REPORT
10 [IOM12 B]    : OK                01,00,01,00   REPORT
 
  • IOM A の再挿入後もアグリゲートで障害が発生したままです
::> storage aggregate show -fields state
aggregate       state
--------------- ------
aggr_n01_data01 online
aggr_n01_data02 online
aggr_n01_data03 online
aggr_n01_root   online
aggr_n02_data01 failed
 
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