Hitachi SMU400 Application guide

MK-92HNAS065-03
System Manager Unit (SMU)
Hardware Reference

ii
Notices and Disclaimer
Copyright © 2016 Hitachi Data Systems Corporation. All rights reserved.
The performance data contained herein was obtained in a controlled isolated environment. Actual results that may
be obtained in other operating environments may vary significantly. While Hitachi Data Systems Corporation has
reviewed each item for accuracy in a specific situation, there is no guarantee that the same results can be
obtained elsewhere.
All designs, specifications, statements, information and recommendations (collectively, "designs") in this manual
are presented "AS IS," with all faults. Hitachi Data Systems Corporation and its suppliers disclaim all warranties,
including without limitation, the warranty of merchantability, fitness for a particular purpose and non-infringement
or arising from a course of dealing, usage or trade practice. In no event shall Hitachi Data Systems Corporation or
its suppliers be liable for any indirect, special, consequential or incidental damages, including without limitation,
lost profit or loss or damage to data arising out of the use or inability to use the designs, even if Hitachi Data
Systems Corporation or its suppliers have been advised of the possibility of such damages.
This document has been reviewed for accuracy as of the date of initial publication. Hitachi Data Systems
Corporation may make improvements and/or changes in product and/or programs at any time without notice. No
part of this document may be reproduced or transmitted without written approval from Hitachi Data Systems
Corporation.

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Document Revision Level
Revision
Date
Description
0
.0
April
2015
First
publication
1
.0
June 2015
Updated SMU Removal and Replacement section
2.0
December 2015
Added Use an ssh session to the SMU Removal and
Replacement section
3.0
January 2
016
Revised

Hitachi Data Systems
Table of Contents
Introduction to the SMU400 .......................................................................................................................2
SMU400 hardware................................................................................................................................4
Introduction to the SMU300 .......................................................................................................................5
SMU300 hardware................................................................................................................................7
Supported server releases.........................................................................................................................7
Port usage and connectivity......................................................................................................................8
Serial port (COM1 and COM2) connection settings .............................................................................8
Laptop Serial/KVM Configuration..........................................................................................................9
SMU Removal and Replacement .............................................................................................................10
Retrieve an SMU backup....................................................................................................................10
Configuring the Replacment SMU ......................................................................................................12
Replacement of the original SMU .......................................................................................................13
Perform a sanity check on the new replacement SMU.......................................................................13

2
Introduction to the SMU400
The SMU400 is a 1U rack mounted device, used to manage the servers and clusters of the
Hitachi NAS Platform and the Hitachi HUS File Module storage systems.
HDS does not support component replacement, and the entire SMU should be replaced in case
of hardware failures.
Figure 1: SMU400 Front View
Item Description
1 Hard disk carrier.
2 Hard disk release button.
Note: Just above the hard disk release button on the disk carrier, there are two LEDs that
indicate hard disk status.
1. Hard disk activity
2. Hard disk failure
3 DVD ROM.
4 USB Ports.
5 COM2, (serial connector B). COM2 can only be used at boot time, and is not available
after the system has started. Note that COM1 (serial connector A) is on the rear panel.

3
Item Description
6 System buttons and LEDs.
1. Power
2. Reset
3. Power
4. Hard disk activity
5. LAN1 (ETH1) on the right and LAN2 (ETH0) on the left
6. Overheat or fan failure
Flashes for fan or temp problems, and also flashes for power supply problems
such as AC cable unplugged.
Figure 2: SMU400 Rear View
Item Description
1 PSU 1.
2 PSU 2.
3 IPMI Ethernet port (optional).
Warning: IPMI functionality is provided as-is. The IPMI functionality for the SMU400 is
not provided by HDS, and the use of IPMI with the SMU400 is not supported by the HDS
Technical Resource Centre. Use at your own risk.
4 Keyboard and mouse PS/2 ports (keyboard and mouse may be connected through USB
ports).
5 USB ports.
6 COM1 (serial connector A). This port is preferred for serial communications, since it works
at boot time and after boot time. Note that COM2 (serial connector B) is on the front panel

4
Item Description
and is disabled after booting the OS..
7 VGA video out.
8 ETH1. (Note that the LAN1 LED on the front panel correlates to the ETH1 port.)
LED indicators:
•Off - No connection or 10 Mb/s
•Green – 100 Mbps
•Amber – 1 Gbps
9 ETH0. (Note that the LAN2 LED on the front panel correlates to the ETH2 port.)
LED indicators:
•Off - No connection or 10 Mb/s
•Green – 100 Mbps
•Amber – 1 Gbps
SMU400 hardware
The following table provides an overview of the hardware support offered by the SMU400:
Area
Front •Removable hard disk
•Serial port (COM2) for use at boot time
Rear •2 PSUs
•ETH0 port to the right of ETH1 port
•ETH1 port to the left of ETH0 port
•Serial port (COM1)
•IPMI Ethernet port to facilitate remote KVM (no more need for
physical access to an SMU).
Warning: IPMI functionality is provided as-is. The IPMI
functionality for the SMU400 is not provided by HDS, and the use
of IPMI with the SMU400 is not supported by the HDS Technical
Resource Center. Use at your own risk.
Processor and RAM •Xeon E3 1225
•4 cores * 4 hyperthreads
•3.2 GHz
•8 GB RAM DDR3
Mounting Quick release rails, fitting racks of 25.6-33.05 inch depth. (Note that
rails from older SMUs cannot be used.)
Refer to the Hitachi NAS Platform and Hitachi Unified Storage System
Installation Guide (MK-92HNAS015) for more information.

5
Introduction to the SMU300
The SMU300 is a 1U rack mounted device, used to manage the servers and clusters of the
Hitachi NAS Platform and the Hitachi HUS File Module storage systems.
HDS does not support component replacement, and the entire SMU should be replaced in case
of hardware failures.
Figure 3: SMU300 Front View
Item Description
1 DVD ROM.
2 System buttons and LEDs.
1. Power
2. Reset
3. Power
4. Hard disk activity
5. LAN1 (ETH0) on the right and LAN2 (ETH1) on the left
6. Overheat or fan failure
Flashes for fan or temp problems, and also flashes for power supply problems
such as AC cable unplugged.
3 USB ports

6
Figure 4: SMU300 Rear View
Item Description
1 PSU.
2 Keyboard and mouse PS/2 ports (keyboard and mouse may be connected through USB
ports).
3 USB ports.
4 COM1 (serial connector A). This port is preferred for serial communications, since it works
at boot time and after boot time.
5 VGA video out.
6
ETH0.(left) (Note that the LAN1 LED on the front panel correlates to the ETH0 port.) LED indicators:
•Off - No connection or 10 Mb/s
•Green – 100 Mbps
•Amber – 1 Gbps
ETH1.(right) (Note that the LAN2 LED on the front panel correlates to the ETH1 port.)
LED indicators:
•Off - No connection or 10 Mb/s
•Green – 100 Mbps
•Amber – 1 Gbps

7
SMU300 hardware
The following table provides an overview of the hardware support offered by the SMU300:
Area
Rear •PSU
•ETH0 port to the right of ETH1 port
•ETH1 port to the left of ETH0 port
•Serial port (COM1)
Processor and RAM •Core2 E7500 Series
•4 GB RAM DDR2
•2.93 Ghz
Supported server releases
See Hitachi NAS Platform, NAS Operating System 12.3 Release Notes or later for the most
current values.
SMU CentOS Version Supported
Server Releases Number of Supported Servers / Cluster
HNAS OS SMU 300 SMU 400
SMU 8.1 4.8.1 7.0, 8.2 5 Not supported
SMU 10.1, 10.2 6.2 8.1, 8.2, 10.0, 10.2 5 5
SMU 11.x 6.2 8.1, 8.2, 10.2, 11.x 5 5
SMU 12.x 6.2 8.1, 8.2, 10.2, 11.x,
12.x 5 5