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CONTAP-373765: CSHM reports an unknown serial number and log collection is stuck

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Issue

  • Ethernet switch health monitor (CSHM) reports an unknown serial number and log collection is stuck
  • Either or both types of log collection are stuck for 1 or more switches:

::*> system switch ethernet log show -instance -device switch1
                    Switch Name: switch1
           Periodic Log Enabled: true
            Periodic Log Status: Periodic log collection has been scheduled to run every hour.
          Support Log Requested: true
             Support Log Status: Waiting for the next Ethernet switch polling cycle to begin support collection.
  • An "unknown" (lowercase u) serial number is presented in the output of the "system switch ethernet show" command

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