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ディスクとIOMの再装着後、DS460Cドロワーのディスクで「PHY is reporting an unknown link rate」と表示される

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disk-shelves
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hw
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環境

  • DS460Cシェルフ
  • ディスク障害

問題

  • AutoSupport STORAGE-FAULT または ::> system node run -node node_name -command storage show fault -v 出力で、ディスクが IOM によってバイパスされました。例:

Enclosure Status: critical
Channel: 0a
Shelf: 1
Shelf Type: DS460-12
Product Serial Number: SH0123456789
Module Type: IOM12
  ...
  27 [Bay  1]: CRITICAL     02,01,00,04  BYPASSED B, BYPASSED A, FAULT REQSTD
  ...

  • ONTAP イベントメッセージ alert.例: 

[node_name: dsa_disc: ses.shelf.drwr.phy.rateunkwn:alert]: Drive shelf "1", module "A", drawer "3", PHY "1" is reporting an unknown link rate.
[node_name: dsa_disc: ses.shelf.drwr.phy.rateunkwn:alert]: Drive shelf "1", module "B", drawer "3", PHY "1" is reporting an unknown link rate.

[node_name-01: dsa_disc: callhome.dsk.redun.fault:error]: Call home for DISK REDUNDANCY FAILED

  • ディスク交換後も問題が残ります: 

::> system node run -node node_name -command sasadmin expander_cli <SAS_path>.<Sheklf_ID>.<IOM_module> report_faults
...
Drawer 3:
  Device 27 (1)
     CRITICAL status code
     BYPASSED A
     BYPASSED B

  • そしてドライブが検出されません: 

::> storage disk show -disk 1.1.27
There are no entries matching your query.

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