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ノード側SFPの障害が原因でFCVIリセットが報告される

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metrocluster
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環境

  • ONTAP 9
  • MetroCluster FC

問題

  • MetroClusterの2つのクラスタで複数のエラーメッセージが表示されました:
HA Group Notification (Reset occured on FCVI port 5c) NOTICE
 
Tue Mar 12 10:42:43 +0300 [Cluster1_01: ispfcvi2500_main2: fcvi.qlgc.ioErr:error]: FC-VI adapter: FCVI driver on port 5b received IO error. Status = FW detected response error(status code = 0x121), FCVI opcode = Write Request(0x1), QP name = WAFL, QP index = 2, Remote node's system id = 537123456.
  • ノード側のFCVIポートがオフライン
  • スイッチのログには、クラスタ側のRX値が低いことが示されています。

sfpshow

On CLUSTER1 : Port 1: RX Power: -3.1 dBm (491.3uW) TX Power: -2.6 dBm (548.3 uW) On CLUSTER2 : Port 1: RX Power: -7.1 dBm (193.8uW) TX Power: -2.8 dBm (527.0 uW)
  • 接続されているスイッチポートでCRCエラーが報告された
  • FCVIアダプタでポートが一時的に停止していることがある
slot 5: FCVI Host Adapter 5a (QLogic 8324(2672) rev. 2, unknown) Physical link: DOWN FC Node Name: 50:0a:09:80:xx:xx:xx:xx Firmware rev: 8.01.141 Serial No: (null) Host Port Id: 0xffffffff FC Packet size: 2048 SFP Vendor: FINISAR CORP. SFP Part Number: FTLF8529Pxxxxxxx SFP Serial Number: xxxxxxx SFP Capabilities: 4, 8 or 16 Gbit SFP Wavelength: 850nm

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