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E-Series Controller resetting every day at the same time

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Applies to

  • NetApp E-Series
  • Platforms: E2800, E5700
  • StorageGRID Appliances: SG57xx and SG6060
  • SANtricity OS 11.70.3

Issue

  • E-Series Controller is rebooting on a daily basis during the collection of AutoSupport data. 
  • The controller in question is the one responsible for AutoSupport handling under normal circumstances. In dual-controller systems, this would be controller B.
  • An example of a major-event-log event from an affected array: 

B:7/14/22, 2:29:37 AM (02:29:37) 133236 2605 Start-of-day routine completed - Shelf 99, Bay B
B:7/12/22, 2:29:19 AM (02:29:19) 132986 2605 Start-of-day routine completed - Shelf 99, Bay B
B:7/9/22, 2:31:10 AM (02:31:10) 132673 2605 Start-of-day routine completed - Shelf 99, Bay B
B:7/8/22, 2:29:48 AM (02:29:48) 132488 2605 Start-of-day routine completed - Shelf 99, Bay B
B:7/7/22, 2:29:52 AM (02:29:52) 132307 2605 Start-of-day routine completed - Shelf 99, Bay B
B:7/6/22, 2:39:03 AM (02:39:03) 132155 2605 Start-of-day routine completed - Shelf 99, Bay B

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