Controller Enclosure

Overview

This function displays the Controller Enclosure (CE) information.

Display Contents

The CE information is displayed.

CE List

The CE list is displayed only for the ETERNUS DX900 S6 or the ETERNUS DX8900 S6.

Item Description

Enclosure

The CE number is displayed.

Click this item to display the [Controller Enclosure Detail] Screen.

CE#n

Status

The CE status is displayed.

Refer to Component Status for details.

Cache Mode

The current status and the factor of the cache are displayed. The normal status is "Write Back Mode".

  • Write Back Mode

    When a Write request is issued from the host, "Write Complete" is displayed after writing to the cache area is complete.

  • Write Through Mode

    When a Write request is issued from the host, "Write Complete" is displayed after writing to the cache area and the drives is complete.

    In the Write Through Mode, "Write Through (factors)" is displayed. When there are multiple factors, all the factors are separated with a "/" (slash) and displayed.

    Factors of the Write Through Mode are displayed in the following formats.

    • Write Through (Pinned Data)

      A large amount of pinned data occurred in the storage system.

    • Write Through (Battery)

      The battery charge level is low.

    • Write Through (Maintenance)

      The following function is currently being used:

      • Upgrading the controller firmware in hot mode

      • Changing the Controlling CM of the RAID group

      • Setting the Deduplication/Compression mode (when enabling)

      • Setting the exclusive read cache size

    • Write Through (1CM)

      The storage system is operated with 1CM. (*1)

*1  :  This mode is displayed when "1CM Write Through" is enabled by using the [Setup Subsystem Parameters] function and the storage system is operated with 1CM (only 1CM can be used due to an error such as a CM failure). The "1CM Write Through" setting for the "Setup Subsystem Parameters" function is displayed and can be changed when logged in using a user account with the "Maintenance Operation" policy. The default value is "Disable".

[Controller Enclosure Detail] Screen

[Summary] Tab

CE#n Information (for the ETERNUS DX900 S6 or the ETERNUS DX8900 S6)CE Information (for the ETERNUS DX600 S6 or the ETERNUS DX8100 S6)

Item Description

Status

The CE status is displayed.

Refer to Component Status for details.

Cache Mode

The current status and the factor of the cache are displayed.

Write Back Mode

Write Through (Pinned Data)

Write Through (Battery)

Write Through (Maintenance)

Write Through (1CM)

Serial Number

The serial number of the CE is displayed.

Other Information

Other information of the CE is displayed.

Location

The installation location of the thermal sensor is displayed.

Ambient Temp

Internal Temp

Status

The thermal sensor status is displayed.

Normal

Warning

Maintenance

Error

Unknown

Error Code

The error code of the thermal sensor is displayed.

Sensor 1

The temperature of CM#0 is displayed.

If the thermal information is not available due to problem such as a sensor failure, a "-" (hyphen) is displayed.

C: Celsius temperature

F: Fahrenheit temperature

Sensor 2

The temperature of CM#1 is displayed.

If the thermal information is not available due to problem such as a sensor failure, a "-" (hyphen) is displayed.

C: Celsius temperature

F: Fahrenheit temperature

[Front View] Tab (for the ETERNUS DX600 S6, the ETERNUS DX900 S6, the ETERNUS DX8100 S6, and the ETERNUS DX8900 S6)

CE#n Front View
Item Description

(Storage system image)

The front view of the CE that is installed in the storage system is displayed.

Twenty-four drives can be installed.

If drives are not installed, the field is blank.

The drive status is displayed with an icon.

Click the drive image to display the [Drive Detail] screen.

Refer to Component Status for details.

CE#n Internal Parts Information

Item Description

Parts

The Battery Unit (BTU) number and the Battery Control Unit (BCU) number are displayed.

Click the BTU number to display the [Battery Unit Detail] screen.

Click the BCU number to display the [Battery Charger Unit Detail] screen.

BTU#n

BCU#n

Status

The status of each component is displayed.

Refer to Component Status for details.

Status Code

The status code of each component is displayed.

Error Code

The error code of each component is displayed.

CE#n Drives Information (for the ETERNUS DX900 S6 or the ETERNUS DX8900 S6)CE Drives Information (for the ETERNUS DX600 S6 or the ETERNUS DX8100 S6)

Item Description

Slot No.

The slot number (0 to 23) is displayed.

Click this item to display the [Drive Detail] screen.

Status

The drive status is displayed.

Refer to Drive Status for details.

Capacity

The capacity of the drive is displayed.

Caution

  • The displayed drive capacity may differ from the product's actual capacity. For example, the drive capacity of a "1.92 TB SSD" is displayed as "2.00 TB".

Speed

The drive speed is displayed.

For SSD, NVMe SSD, SSD SED, or NVMe SSD SED, a "-" (hyphen) is displayed.

Type

The drive type is displayed.

Refer to Drive Type for details.

Usage

The usage of the drive is displayed.

  • Data

    A drive that is used for user data or an unused drive

  • Global Hot Spare

    A drive that is registered as a Global Hot Spare

  • Dedicated Hot Spare

    A drive that is registered as a Dedicated Hot Spare

RAID Group

When the drive belongs to a RAID group, the RAID group number and the RAID group name are displayed. However, if the drive usage is "Dedicated Hot Spare", the RAID group number and the RAID group name are displayed even when the drive is not used as a hot spare. Click this item to display the [RAID Group Detail] Screen.

When the usage is not "Dedicated Hot Spare" and the drive is not registered in a RAID group, a "-" (hyphen) is displayed.

Health

A "-" (hyphen) is displayed in the following conditions:

  • The drive is neither "SSD", "NVMe SSD", "SSD SED", nor "NVMe SSD SED"

  • Data sanitization is in progress

  • The lifetime information cannot be obtained

[Rear View] Tab

CE#n Rear View (for the ETERNUS DX900 S6 or the ETERNUS DX8900 S6)CE Rear View (for the ETERNUS DX600 S6 or the ETERNUS DX8100 S6)

Item Description

(Storage system image)

The rear view of the CE that is installed in the storage system is displayed.

The CM, CA, DA, BUD, and CPSU states are displayed with an icon. The components vary depending on the model.

Click the CM number to display the [Controller Module Detail] screen.

Click the CA number to display the [Channel Adapter Detail] screen.

Click the DA number to display the [Drive Adapter Detail] screen.

Click the BUD number to display the [Bootup and Utility Device Detail] screen.

Click the CPSU number to display the [PSU/CPSU Detail] screen.

Refer to Component Status for details.

CE#n Internal Parts Information (for the ETERNUS DX900 S6 or the ETERNUS DX8900 S6)CE Internal Parts Information (for the ETERNUS DX600 S6 or the ETERNUS DX8100 S6)

Item Description

Parts

The CM number, the CA number, the DA number, the BUD number, and the CPSU number are displayed. The components vary depending on the model.

Click the CM number to display the [Controller Module Detail] screen.

Click the CA number to display the [Channel Adapter Detail] screen.

Click the DA number to display the [Drive Adapter Detail] screen.

Click the BUD number to display the [Bootup and Utility Device Detail] screen.

Click the CPSU number to display the [PSU/CPSU Detail] screen.

CM#n

CM#n CA#n

CM#n DA#n

CM#n BUD#n

CPSU#n

Status

The status of each component is displayed.

Refer to Component Status for details.