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On-board port flapping on MetroCluster IP AFF-A150 controller

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metrocluster
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Applies to

  • ONTAP 9
  • MetroCluster IP
  • AFF-A150

Issue

  • On-board  port flapping constantly on a MetroCluster IP AFF-A150 controller
  • Partner node in the cluster reporting high number of CRC errors on the ports used for HA
  • Issue persists even if cables on the switch side are swapped (to confirm if we have a switch port issue)
  • Cables have been replaced with new ones, but the issue remains
  • Same setup on the other cluster doesn't show any errors

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