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iSCSI LUN 访问在节点接管后失败

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Category:
ontap-9
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适用于

  • ONTAP 9.x
  • Microsoft Windows Server
  • iSCSI 多路径 I/O (MPIO)

问题描述

  • 在 NodeA 失败和 NodeB 接管后,无法访问 LUN。
  • 两个节点都创建了 iSCSI LIF。
  • 接管后没有 iSCSI 请求或会话历史记录,表明没有来自主机的通信。
  • 在硬件更换并回馈给 NodeA 后,访问权限将恢复。
  • 主机事件日志显示对两个 LIF 的检测尝试,表明已配置 MPIO,但连接失败。

事件日志条目:

Log Name:    System
Source:     MSiSCSI
Date:      7/23/2025 12:43:08 PM
Event ID:    113
Task Category: None
Level:     Warning
Keywords:    Classic
User:      N/A
Computer:    Computer.co.jp
Description:
iSCSI discovery via SendTargets failed with error code 0xefff0003 to target portal *192.168.1.A 0003260 ROOT\ISCSIPRT\0000_0.

Log Name:    System
Source:     MSiSCSI
Date:      7/23/2025 12:43:08 PM
Event ID:    113
Task Category: None
Level:     Warning
Keywords:    Classic
User:      N/A
Computer:    Computer.co.jp
Description:
iSCSI discovery via SendTargets failed with error code 0xefff0003 to target portal *192.168.1.B 0003260 ROOT\ISCSIPRT\0000_0.

Log Name:    System
Source:     MSiSCSI
Date:      7/23/2025 12:43:08 PM
Event ID:    121
Task Category: None
Level:     Warning
Keywords:    Classic
User:      N/A
Computer:    Computer.co.jp
Description:
The firewall exception to allow Internet Storage Name Server (iSNS) client functionality is not enabled. iSNS client functionality is not available.

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