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观察到主机端高 IO 等待,未检测到潜在的 E 系列问题

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适用于

  • NetApp E 系列 E2812
  • SANtricity 操作系统 11.90GA
  • iSCSI 协议
  • VMware ESXi 8.0.3 (Build 24674464)

问题

  • 主机团队报告使用 NetApp LUN 的虚拟机出现 I/O 等待升高和应用程序无响应的情况。
  • 虚拟机出现 SCSI 中止和重置错误,数据库无法访问。
  • 在问题发生期间,E 系列存储系统未报告任何警报或错误。
  • iSCSI 会话日志显示连接稳定,无断开连接或端口故障。
  • MEL(重大事件日志)和 Recovery Guru:无相关事件。
  • 性能指标:事件期间存储上未出现异常延迟或 IOPS 下降。
  • 影响仅限于单个虚拟机;同一 LUN 上的其他虚拟机未受影响。

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