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丢失一个网络结构后、Fabric MetroCluster出现高延迟

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适用场景

  • ONTAP 9
  • MetroCluster

问题描述

  • 当一个网络结构上的所有ISL都发生故障时、读取和写入延迟会增加。
  • 延迟显示在Dblade和NVRAM层的QoS中。
  • 在问题描述 期间、EMS中出现多个FCVI错误和磁盘冗余故障：
Sun Feb 27 02:24:43 -0500 [mcc-node1: ispfcvi2500_port4: fcvi.qlgc.rmt.link.down:notice]: FC-VI adapter: Link to partner node over port 5d is down. Partner port id = 0x240600, partner node's system id = 123456789.
Sun Feb 27 02:42:07 -0500 [mcc-node1: svc_queue_thread: callhome.dsk.redun.fault:error]: Call home for DISK REDUNDANCY FAILED

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