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E-Series reporting inter controller communication failure during firmware upgrade

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Applies to

  • E-Series
  • StorageGRID appliances

Issue

  • Recovery Guru reports AUX_ALT_COMM_LINK_ERROR-Recovery Failure Type Code: 503
  • MAJOR-EVENT-LOG reports critical event:

Event type: 1406
Event category: Failure
Priority: Critical
Description: Link issues have been encountered on an alternate controller

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