Eシリーズ E4000 controllerがコントローラ間通信障害を報告

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Category:: e-series-systems

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環境

NetApp Eシリーズ
NetApp E4000
NetApp StorageGRIDアプライアンス

問題

Recovery Guruが AUX_ALT_COMM_LINK_ERROR-Recovery Failure Type Code: 503を報告
MAJOR-EVENT-LOG 重大イベントを報告

Event type: 1406 Event category: Failure Priority: Critical Event needs attention: true Event send alert: true Event visibility: true Description: Link issues have been encountered on an alternate controller Ethernet channel Event specific codes: 0/0/0 Component type: Controller Component location: Shelf 99, Bay A Logged by: Controller in bay A

WEB-SERVER-TRACE-LOGS on both Controllers may record：

2026-02-17 19:32:26,204 WARN [ActiveMQ Task-945] o.a.a.t.f.FailoverTransport [FailoverTransport.java:1109] [requestId=0, deviceId=N/A] Failed to connect to [nio://dom0-alt:61616] after: 944540 attempt(s) with No route to host, continuing to retry.

2026-02-17 19:33:00,001 INFO [ClusterManager-1] c.n.e.a.d.c.AltMessageBrokerClientImpl [AltMessageBrokerClientImpl.java:340] [requestId=0, deviceId=N/A] Alt message dropped, session not established