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Poor write performance on MetroCluster system with EMS event "'ctrl.rdma.failConnect' suppressed 10 times in last 700 seconds"

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metrocluster
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metrocluster
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Applies to

  • Fabric-attached MetroCluster
  • ONTAP 9

Issue

  • Poor write performance on MetroCluster system
  • EMS reports events:
    • DEBUG  ctrl.rdma.failConnect: Failed to connect.
    • DEBUG  ems.engine.suppressed: Event 'ctrl.rdma.failConnect' suppressed 10 times in last 700 seconds.
  • Read performance is normal

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