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磁盘冗余失败- AutoSupport消息

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Knowledge Base guidance

This article may include metadata, visibility, validation state, and related support guidance.

适用场景

事件摘要

如果对磁盘存储的冗余访问丢失、则会显示此消息。

验证

  • EMS报告"DISK REDUNDANCY FAILED "
    • ::> event log show -severity * -message-name callhome*

Mon Oct 17 19:16:56 +0800 [Nodename: dsa_disc: callhome.dsk.redun.fault:error]: Call home for DISK REDUNDANCY FAILED

Mon Oct 17 19:16:56 +0800 [Nodename: dsa_disc: ses.multipath.ReqError:alert]: SAS disk shelf detected without a multipath configuration.

  • EMS报告"SinglePathToDiskShelf_Alert "

Tue Oct 11 23:31:23 +0800 [Nodename: mgwd: callhome.hm.alert.major:alert]: Call home for Health Monitor process nchm: SinglePathToDiskShelf_Alert[159491309057xxxxxxxx].

  • 记下具有单路径连接的所有通道。此外、还可以使用以下命令检查失败情况:
    • ::> system health node-connectivity shelf show
    • ::> system health system-connectivity shelf show
  • system-Health警报.XML报告以下警报:

Controller Nodename has only a single-path configuration to disk shelf 18.10. This might occur when the controller does not have dual-path configuration to stack 18, a SAS HBA port on the controller connected to the disk shelf is disabled, or shelf-to-shelf cabling is incorrect.

解决方法

  1. 重新拔插  受影响的SAS端口电缆。
    • 如果问题描述仍然存在、请更换 受影响的SAS缆线。
  2. 如果问题描述未更改、请重新拔插  SAS HBA
    • 如果问题描述仍然存在、请更换 受影响的SAS HBA
  3. 运行以下命令、确认冗余已还原:

::> storage disk show -fields disk,primary-port,secondary-name,secondary-port,shelf,bay

  1. 此外、还可以使用以下命令检查失败情况:
    • ::> system health node-connectivity shelf show
    • ::> system health system-connectivity shelf show

如果需要帮助、请联系NetApp技术支持。

Please contact NetApp Technical Support or log into the NetApp Support Site to create a technical case. Reference this article for further assistance.

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