Hitachi SMU400 User Manual

12
1. Execute umount /mnt
2. Remove the USB stick from the old SMU
3.
The USB stick can now be used to recover the SMU configuration to the Replacement
SMU
Configuring the Replacment SMU
1. On the original SMU, label all the cables.
2. Set up the new SMU in a staging area first.
3. Make a connection to the external SMU.
a. Serial Connection - Connect via Putty Serial (Serial Settings 115200, 8, N, 1, N) to
the serial console port
Note: On newer notebooks, you will need a USB to serial dongle and a 9-pin DB9
null modem cable. This is the preferred method, as it will allow you to capture
the output to a file when using a Putty serial connection.
b. KVM Connection - Connect a monitor, keyboard and mouse to the appropriate
ports on the back of the SMU
4. SMU Installation.
a. Depress the red button on the front of the SMU to power the unit on
b. Verify code level of the replacement SMU
i. Login as Username: root Password: nasadmin
ii. Check the SMU Version.
1. Type
smu-version
Note: SMU should be running the same firmware version or
newer that supports the HNAS node SU. If it is not, then follow
the procedure after configuring the SMU to upgrade to the
latest version.
c. If necessary, load same firmware version or newer that supports the HNAS node
SU to the SMU via CLI.
i. Equipment - USB flash drive
1. Latest SMU firmware iso file (SMUsetup_<filename>_hds.iso)
2. SMU backup file generated in Step 5
ii. Upgrade Procedure
1. It is assumed that the previous console session is still active
2. Connect the USB drive to a USB port on the SMU
3. Create a directory:
mkdir /mnt2
4. Enter
mount /dev/sdb1 /mnt2
5. Enter
cd /mnt2 (change to the /mnt2 directory)
6. Copy the SMUsetup file from the USB to the /tmp directory

Hitachi SMU400 Specifications

General

Brand	Hitachi
Model	SMU400
Category	Server
Language	English

Summary

Introduction to the SMU400

SMU400 Front Panel Overview

Details the components visible on the front panel of the SMU400, including hard disk carriers, release buttons, and USB ports.

SMU400 Rear Panel and System LEDs

Describes the rear panel connections, power supplies, and system status LEDs of the SMU400, including an IPMI warning.

SMU400 Hardware Specifications

Introduction to the SMU300

SMU300 Front Panel Overview

Details the components visible on the SMU300 front panel, including DVD ROM, system buttons, and status LEDs.

SMU300 Rear Panel and Ports

Describes the SMU300 rear panel connections, including PSU, network ports, serial ports, and VGA output.

SMU300 Hardware Specifications

Supported Server Releases

Port Usage and Connectivity

Serial Port Connection Settings

Specifies baud rate, data bits, parity, stop bits, and flow control for serial COM1 and COM2 ports.

Laptop Serial/KVM Configuration

Provides steps for configuring a laptop to connect to an SMU via serial or KVM for management purposes.

SMU Removal and Replacement

Retrieve SMU Backup

Details methods to obtain an SMU backup via GUI, SSH, or USB for functional or non-functional original SMUs.

SSH Backup Retrieval

Describes how to retrieve an SMU backup using an SSH session when the original SMU GUI is non-functional.

USB Stick Backup Retrieval

Explains how to obtain an SMU backup using a USB stick from a malfunctioning SMU.

Configure Replacement SMU

SMU Installation and Version Check

Details physical SMU installation and verifying its firmware version against HNAS requirements.

Firmware Upgrade Procedure

Provides steps to upgrade SMU firmware using a USB drive if necessary after installation.

Restore SMU Configuration Backup

Explains how to restore the SMU configuration from a backup file after installation or upgrade.

Replace Original SMU

Sanity Check New SMU

Verify SMU Version and Cluster Status

Details commands to check SMU firmware version and overall cluster health and status.

Quorum Status Verification and Troubleshooting

Explains how to check quorum status and provides steps to resolve quorum configuration issues.