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由于主机端多路径配置,E-Series 卷未在首选路径上

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适用于

  • NetApp E-Series 存储 E2860
  • SANtricity 操作系统 11.80.1R4
  • 配备 Quantum StorNext 的 Fibre Channel 环境
  • 主机多路径配置,使用 ATTO Celerity FC 卡、Linux DM-Multipath 或 Windows MPIO

问题描述

  • 卷重分布后持续出现 Volume not on preferred path(VNOPP)事件
  • RECOVERY-GURU-PROCEDURES.HTML:

NON_PREFERRED_PATH-Recovery Failure Type Code: 10

  • MAJOR-EVENT-LOG:

4011 Volume not on preferred path due to AVT/RDAC failover - Shelf XX, Bay X <--CRITICAL
2044 IO shipping implicit volume transfer - Volume VOLNAME - Shipped/Owned IOs: 226026/71683, Host ID: XX

  • SANtricity 升级后观察到的问题
  • 主机端日志和日志显示 >75% I/O 路由到受影响卷的备用控制器
  • 未检测到控制器硬件故障、重置或显式多路径驱动程序错误
  • 受影响卷映射到具有多种主机类型的群集主机(Linux DM-MP、ATTO Cluster、Windows)

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