Meanings of the yellow labels attached to the first four disks in a storage device

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The yellow labels on the four disks indicate that the four disks are coffer disks. Coffer disks are used to store cache data and configuration information. Coffer disks can serve as RAID member disks alone or together with non-coffer disks.

Other related questions:
Functions of coffer disks of unified storage
Coffer disks of unified storage store the configuration data of the storage system, events, logs, and dirty data. Remaining capacity of coffer disks can be used to store storage service data.

Reason why only the first four disk indicators on the controller enclosure are blinking when the storage system is powered by BBUs
Reason why only the first four disk indicators on the controller enclosure are blinking when the storage system is powered by BBUs: FAQ-Why are only the first four disk indicators on the controller enclosure blinking when the storage system is powered by BBUs

Indicators of the first three coffer disks in a storage system blinking
It is normal that indicators of the first three coffer disks are blinking. It indicates that data is being transferred without interrupting services.

What Are the Restrictions for Attaching an EVS Disk to an ECS?
  • The EVS disk and the target ECS must be located in the same AZ.
  • The EVS disk must be in Available state.
  • The target ECS must be in Running or Stopped state.

Can the Disk Be Properly Used If the Device Names Displayed Before and After Disk Attaching Are Different?

The device name you selected during disk attaching to a BMS and that displayed on the BMS details page after the disk is attached to the BMS are different. However, this issue does not adversely affect disk usage, and you can properly use the attached disk.


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