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LUN 中的供应商文件系统已损坏

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适用于

  • Linux
  • Windows
  • VMware
  • Oracle
  • SAN

问题

  • LUN 在主机端可见;但是,主机报告 LUN 或文件系统已损坏
  • 收集以下信息:
  1. 使用了什么迁移方法/工具?(例如,基于主机的副本、SAN 副本、VMware Storage vMotion、第三方迁移工具、手动副本、NetApp FLI 等)
  2. 迁移是在线(在应用程序运行的情况下)还是离线执行的?
  3. 迁移前是否执行了任何静止或应用程序冻结?
  4. Dell EMC 型号和软件版本是什么?
  5. 迁移之前源 LUN 是否正常?任何警报、错误或磁盘故障(Dell EMC 确认的任何内容)?
  6. 主机操作系统版本是什么?(例如,lun ostype 设置为 Solaris)
  7. 源 LUN 上的文件系统类型是什么?(ext4、XFS、NTFS、VMFS 等)
  8. 是否观察到任何路径故障或 I/O 错误?
  9. 哪个数据库受到影响?(Oracle、SQL Server、PostgreSQL、MySQL 等)
  10. 迁移期间数据库服务是否正在运行?
  11. 哪些文件或组件在数据库端显示损坏?
  12. 请共享任何与损坏相关的数据库错误消息/日志。
  13. 损坏是否在切换后立即出现,或者在操作过程中稍后出现?
  14. 遵循了什么切换程序?
  15. 原始 LUN 的快照或备份是否仍然可用?

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