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CIFS 操作访问共享超时

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Category:
ontap-9
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nas
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适用场景

  • ONTAP 9.5 及更低版本
  • FCP
  • CIFS

问题描述

  • 报告 CIFS 超时错误的节点: Nblade_CifsOperationTimedOut_1
  • 特定于节点 01 上到达的 CIFS 操作,但卷位于节点 -02 上处于远程状态。  
  • 运行 vserver cifs share show 命令时的高延迟:

[kern_mgwd:info:1874] cifs_share.next_imp() returns: success (latency: 120.207196s)

已执行操作,但无法解析问题描述:

  • 重新启动 CD
  • 重新启动 CIFS SVM
  • 接管 node-01
  • 已尝试交还 node-01 ,但 node-02 发生崩溃。 

日志中记录的其他错误:

  • 泄漏的共享锁定

kernel: ems.engine.suppressed:debug]: Event 'Nblade.cifsLockStateMismatch' suppressed 34 times in last 51 seconds. kernel: Nblade.cifsLockStateMismatch:debug]: params: {​'pMessage': 'Leaked share lock?'}​

  • 在同一节点上从 scsiblade 到 dblade 的 CSM 流量控制:

CsmMpAgentThread: csm.flowControlled:debug]: params: {'uniquifier': '-666654881', 'filename': 'src/Session/session.cc', 'lineno': '9008', 'interface': '1', 'localBladeUUID': 'node-02:scsiblade', 'remoteBladeUUID': 'node-02:dblade'}

 

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