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ISL issues causing high latency, HA and DR mirroring offline in MetroCluster IP

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Category:
metrocluster
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metrocluster
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Applies to

  • MetroCluster IP
  • ISL connected over xWDM

Issue

  • High frontend latency and Long CP's reported on one site of the MetroCluster
  • HA and DR mirroring offline
  • NVMM Errors reported in EMS: 
    Sat Oct 26 13:56:39 +0200 [kdc1-na-03: wafl_exempt16: mirror.stream.qp.error:debug]: params: {'mirror': 'DR PARTNER', 'qp_name': 'WAFL', 'error': 'NVMM_ERR_MIRROR_POLL_TIMEOUT'}
  • show interface counters showing increasing In Errors on one ISL Port 

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