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"SASケーブルの不具合が原因でsas.cable.degraded"が検出されました

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ontap-9
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hw
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環境

  • ONTAP 9
  • SASストレエシシシェルフ

問題

  • EMS SASポートをデグレードモードで表示します。

[sas.cable.degraded:error]: Cable attached to SAS port "0a" is functioning in a degraded mode.

  • sysconfig -a  出力からチェックすると、一部のPHYの速度が低下します。例:

slot 0: SAS Host Adapter 0a (PMC-Sierra PM8072 rev. C, SAS, <UP>)
Firmware rev: 03.08.09.00
Base WWN: 5:00a098:00f5e56:b0
Temperature: Not Available
Phy State: [0] Enabled, 6.0 Gb/s
      [1] Enabled, 12.0 Gb/s
      [2] Enabled, 3.0 Gb/s
      [3] Enabled, 12.0 Gb/s

  • SASケーブルを抜き差ししても、問題はまだ点灯。
  • storage port show 「SASポート0aは次のように報告されます」online-degraded

 

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