ONTAP 配置备份失败，出现 configbr.backupFailed.alert
适用于
- NetApp ONTAP 9
- AFF-A30 和类似的 All Flash FAS (AFF) 平台
- 配置备份临时空间设置为内存的的集群
问题
- 计划的或手动的 ONTAP 配置备份在一个或多个节点上间歇性地失败。
- 在 EMS 日志中观察到以下警报：
[Node: Node-01: mgwd: configbr.backupFailed:alert]: The node configuration backup Node-01.daily.2026-06-25.00_10_00.7z cannot be created. Error: 'Failed to access file ".tmp.bk.Node-01.daily.13.1782364200" on the root volume'.- MGWD 日志显示以下错误：
ERR: config-backup: Unable to reserve enough scratch space to store config backup data. 1024MB was desired, 52MB is the recent max, and only 107MB was available - 备份可能在其他时间成功，但会间歇性失败，尤其是在高内存利用率期间