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E-Series controller unreachable via management or serial connection after power outage

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e-series-systems
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esg
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Applies to

  • NetApp E-Series
  • SANtricity Management Software 11.90R3
  • E4012

Issue

  • After a site power outage, controller became unreachable via both Web UI and ping.
  • 2nd Controller remained accessible, and all volumes showed optimal in SANtricity, with no alerts.
  • The management port on unresponsive controller was showing up and had green link lights and swapping management cables did not resolve the issue.
  • Switch side port showed up and also had a green link light
  • Attempts to connect via serial console to unresponsive controller failed, while connecting to 2nd responsive controller worked.

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