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E シリーズのパフォーマンス低下によるドライブチェック状態

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に適用されます

 

  • E シリーズ E5600
  • ONTAP 9.x
  • SANtricity OS 08.40.50.00
  • ディスクタイプ HUS724040ALS640 ファームウェア MS04

問題

 

  • FlexArray のパフォーマンスが低下している
  • メジャーイベントログの多数の Set Target Port Groups ( STPG )エラー

 

A Set Target Port Groups (STPG) command was received for this volume and caused the volume to be transferred - Volume xyz ----> hbaAlias: abc hbaWWN: lkj
 

ONTAP ホストのエラーの例:

ERROR         mlm.non.optimized.TPusage: Detected non-optimized usage of a array's target port. WWPN: 1234567890, average service time: x0000us, average latency: y00000us

 

 

 

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