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MetroCluster IPサイトの災害後にMAUSOが失敗する

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Category:
metrocluster
Specialty:
metrocluster<a>2009768753</a>
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環境

  • MetroCluster IP
  • ONTAP 9
  • ONTAP メディエーター

問題

  • いずれかのMetroClusterサイトで災害が発生すると、MAUSOが開始されるが失敗する

Mon Sep 25 11:52:58 +0200 [ClusterA-01: DR_heartbeat_thread: mcc.auso.trigFailed:EMERGENCY]: A trigger for Automatic Unplanned Switchover failed to issue the operation. Reason: Switchover job could not be started.
Mon Sep 25 11:52:58 +0200 [ClusterA-01: DR_heartbeat_thread: callhome.mcc.auso.trig.fail:EMERGENCY]: Call home for METROCLUSTER AUSO TRIGGER FAILED

  • サバイバーサイトの一方のノードでMediator iSCSIセッションが失われる

Sep 25 11:52:38 +0200 [ClusterA-02: kernel: iscsi.session.stateChanged:notice]: iSCSI session state is changed to Reconnecting (destroy sim) for the target iqn.2012-05.local:mailbox.target.<uuid>:1 (type: mailbox, address: <IP>). Reason: session timed out 2 times waiting for iscsid(8).

  • その後、ノードは同時に自己停止します。

Mon Sep 25 11:52:38 +0200 [ClusterA-02: fmmbx_instanceWorker: kern.shutdown.initiator:debug]: SK reboot was initiated by "maytag.ko::mia_mccip_local_write_partial_fail+568".

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