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即使整体 CPU 利用率较低,NFS 仍具有较高的写入延迟

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适用于

  • NFS
  • 写入密集型
  • FlexGroup

问题

  • 高 NFS 写入延迟
  • 延迟显示为 CPU D-blade / WAFL CPUtime
  • 总体节点 CPU 利用率不高
  • 某些写入慢速路径到 VOL_LOG 关联,原因计数器显示 SERIAL_INODENOTMINE_EXCLUSIVE

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