H3C UniServer B5700 G3, Руководство пользователя

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The drive erasing operation might take a few hours and cannot be aborted deliberately. If this
operation is aborted due to server powering off or reboot, drives might get damaged or become
unusable.
NOTE:
For some storage controller, this feature is available only when the storage controller operates in
RAID mode.
Applicable scenarios
To completely delete data on drives and prevent data from being recovered, you can use this
feature on storage controllers. Before you use this feature, make sure the storage controllers
support this feature.
Drive failure alarming
About drive failure alarming
When a storage controller detects a failing drive, HDM generates an alarm and turns the Fault/UID
LED on the drive backplane to flashing amber.
When a storage controller detects a failed drive, the storage controller turns the Fault/UID LED on
the drive backplane to steady amber.
Applicable scenarios
You can use this feature to locate failed or failing drives.
Online firmware upgrade
About online firmware upgrade
The storage controller supports updating the firmware online from the CLI.
Applicable scenarios
You can use this feature to update the firmware of storage controllers.
Drive hot-swapping
About drive hot-swapping
CAUTION:
To avoid drive damage, make sure there is a minimum of 30 seconds between two consecutive
drive hot swapping operations.