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How to manually fail a disk in ONTAP 9

Liupu
2026-08-12 发表

问题描述

  • Excessive latency or utilization seen on 1 or more disks relative to other disks in the aggregate
  • The following error may be seen in EMS:
    • ERROR scsi.cmd.checkCondition

过程分析

  • Disk Errors
  • Disk in Pre-Fail
  • Overutilized disk or disks
  • Disk Queueing

解决方法

  • Manually fail the drive.
    • For example: storage disk fail -disk <disk_id> -immediate true
      • This will kill the drive and kick of reconstructs.
    • For example: storage disk fail -disk <disk_id>
      • This will fail the disk and start the copy to a spare

  • Do not fail more than 1 drive at a time, per raid-group.