HP StorageWorks XP128 Manuale utente

installation

guide

hp StorageWorks

auto path for AIX

product version: 04-01

fifth edition (may 2003)

part number: B7949-96003

This guide is a supplement to the HDLM product documentation and describes how to install

and configure Auto Path for AIX with HP disk arrays.

2HP StorageWorks Auto Path for AIX: Installation Guide

Hewlett-Packard Company makes no warranty of any kind with regard to this material, including, but not limited to,

the implied warranties of merchantability and fitness for a particular purpose. Hewlett-Packard shall not be liable for

errors contained herein or for incidental or consequential damages in connection with the furnishing, performance,

or use of this material.

This document contains proprietary information, which is protected by copyright. No part of this document may be

photocopied, reproduced, or translated into another language without the prior written consent of Hewlett-Packard.

The information contained in this document is subject to change without notice.

All other product names mentioned herein may be trademarks of their respective companies.

Hewlett-Packard Company shall not be liable for technical or editorial errors or omissions contained herein. The

information is provided “as is” without warranty of any kind and is subject to change without notice. The warranties

for Hewlett-Packard Company products are set forth in the express limited warranty statements accompanying such

products. Nothing herein should be construed as constituting an additional warranty.

Printed in the U.S.A.

HP StorageWorks Auto Path for AIX: Installation Guide

product version: 04-01

fifth edition (may 2003)

part number: B7949-96003

3HP StorageWorks Auto Path for AIX: Installation Guide

contents

Contents

About this guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Intended audience. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Disk arrays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Related documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Getting help . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

HP technical support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

HP storage website . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

HP authorized reseller. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Warranty statement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

1 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

Installing Auto Path in AIX environments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Installation procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Upgrading to version 04-01 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

2 Configuration and operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19

Setting the automatic failback feature using the dlnkmgr command . . . . . . . . . . . . . . . . . . . 20

Required commands for operating DLM volume groups. . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

4HP StorageWorks Auto Path for AIX: Installation Guide

Contents

5HP StorageWorks Auto Path for AIX: Installation Guide

about this

guide

About this guide

This guide provides information about configuring the HP StorageWorks Auto

Path for AIX product on supported HP disk arrays.

The Auto Path product requires Hitachi Dynamic Link Manager (HDLM)

software. This guide is a supplement to the HDLM documentation. Before

installing Auto Path, refer to the readme file for instructions and restrictions. The

procedures described in this guide and the readme file supersede the instructions

provided in the HDLM documentation.

Intended audience

This guide is intended for use by system administrators who already have

expertise with the associated systems and software and knowledge of related

topics:

■data processing concepts

■direct-access storage device subsystems and their basic functions

■disk arrays and RAID technology

■operating system commands and utilities

Disk arrays

Unless otherwise noted, the term disk array refers to any of these disk arrays and

appliances:

HP StorageWorks Disk Array XP48

HP StorageWorks Disk Array XP128

HP Surestore Disk Array XP256

HP StorageWorks Disk Array XP512

HP StorageWorks Disk Array XP1024

HP OpenView Continuous Access Storage Appliance (CASA)

6HP StorageWorks Auto Path for AIX: Installation Guide

About this guide

Related documentation

HP provides the following related documentation:

■HP StorageWorks Disk Array XP128: Owner’s Guide

■HP StorageWorks Disk Array XP1024: Owner’s Guide

For information about operating system commands and third-party products, refer

to the manufacturer’s documentation:

■Hitachi Dynamic Link Manager User’s Guide

Conventions

This guide uses the following text conventions.

Figure 1 Blue text represents a cross-reference. For the online version

of this guide, the reference is linked to the target.

www.hp.com

Underlined, blue text represents a website on the Internet. For

the online version of this guide, the reference is linked to the

target.

literal Bold text represents literal values that you type exactly as

shown, as well as key and field names, menu items, buttons,

file names, application names, and dialog box titles.

variable Italics indicates that you must supply a value. Italics is also

used for manual titles.

input/output Monospace font denotes user input and system responses,

such as output and messages.

Example Denotes an example of input or output. The display shown in

this guide may not match your configuration exactly.

[ ] Indicates an optional parameter.

{ } Indicates that you must specify at least one of the listed

options.

| Separates alternatives in a list of options.

Caution: Text set off in this manner indicates that failure to follow directions

could result in damage to equipment or data.

HP StorageWorks Auto Path for AIX: Installation Guide 7

About this guide

Getting help

If you still have a question after reading this guide, contact an HP authorized

service provider or access our website:

www.hp.com

HP technical support

In North America, call technical support at 1-800-652-6672, available 24 hours a

day, 7 days a week.

Outside North America, call technical support at the nearest location. Telephone

numbers for worldwide technical support are listed on the HP website under

support:

thenew.hp.com/country/us/eng/support.html

Be sure to have the following information available before calling:

■technical support registration number (if applicable)

■product serial numbers

■product model names and numbers

■applicable error messages

■operating system type and revision level

■detailed, specific questions

For continuous quality improvement, calls may be recorded or monitored.

HP storage website

The HP website has the latest information on this product, as well as the latest

drivers. Select the appropriate product or solution from this website:

thenew.hp.com/country/us/eng/prodserv/storage.html

HP authorized reseller

For the name of your nearest HP authorized reseller, you can obtain information

by telephone:

United States 1-800-345-1518

Canada 1-800-263-5868

8HP StorageWorks Auto Path for AIX: Installation Guide

About this guide

elsewhere See the HP website for locations and telephone numbers:

www.hp.com

HP StorageWorks Auto Path for AIX: Installation Guide 9

About this guide

Warranty statement

HP warrants that for a period of ninety calendar days from the date of purchase, as

evidenced by a copy of the invoice, the media on which the Software is furnished

(if any) will be free of defects in materials and workmanship under normal use.

DISCLAIMER. EXCEPT FOR THE FOREGOING AND TO THE EXTENT

ALLOWED BY LOCAL LAW, THIS SOFTWARE IS PROVIDED TO YOU “AS

IS” WITHOUT WARRANTIES OF ANY KIND, WHETHER ORAL OR

WRITTEN, EXPRESS OR IMPLIED. HP SPECIFICALLY DISCLAIMS ANY

IMPLIED WARRANTIES OR CONDITIONS OF MERCHANTABILITY,

SATISFACTORY QUALITY, NON-INFRINGEMENT, TITLE, ACCURACY OF

INFORMATIONAL CONTENT, AND FITNESS FOR A PARTICULAR

PURPOSE. Some jurisdictions do not allow exclusions of implied warranties or

conditions, so the above exclusion may not apply to you to the extent prohibited

by such local laws. You may have other rights that vary from country to country,

state to state, or province to province.

WARNING ! YOU EXPRESSLY ACKNOWLEDGE AND AGREE THAT

USE OF THE SOFTWARE IS AT YOUR SOLE RISK. HP DOES NOT

WARRANT THAT THE FUNCTIONS CONTAINED IN THE SOFTWARE

WILL MEET YOUR REQUIREMENTS, OR THAT THE OPERATION OF THE

SOFTWARE WILL BE UNINTERRUPTED, VIRUS-FREE OR ERROR-FREE,

OR THAT DEFECTS IN THE SOFTWARE WILL BE CORRECTED. THE

ENTIRE RISK AS TO THE RESULTS AND PERFORMANCE OF THE

SOFTWARE IS ASSUMED BY YOU. HP DOES NOT WARRANT OR MAKE

ANY REPRESENTATIONS REGARDING THE USE OR THE RESULTS OF

THE USE OF THE SOFTWARE OR RELATED DOCUMENTATION IN

TERMS OF THEIR CORRECTNESS, ACCURACY, RELIABILITY,

CURRENTNESS, OR OTHERWISE. NO ORAL OR WRITTEN

INFORMATION OR ADVICE GIVEN BY HP OR HP’S AUTHORIZED

REPRESENTATIVES SHALL CREATE A WARRANTY.

LIMITATION OF LIABILITY. EXCEPT TO THE EXTENT PROHIBITED

BY LOCAL LAW, IN NO EVENT INCLUDING NEGLIGENCE WILL HP OR

ITS SUBSIDIARIES, AFFILIATES, DIRECTORS, OFFICERS, EMPLOYEES,

AGENTS OR SUPPLIERS BE LIABLE FOR DIRECT, INDIRECT, SPECIAL,

INCIDENTAL, CONSEQUENTIAL, PUNITIVE OR OTHER DAMAGES

(INCLUDING LOST PROFIT, LOST DATA, OR DOWNTIME COSTS),

ARISING OUT OF THE USE, INABILITY TO USE, OR THE RESULTS OF

USE OF THE SOFTWARE, WHETHER BASED IN WARRANTY,

CONTRACT, TORT OR OTHER LEGAL THEORY, AND WHETHER OR NOT

ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Your use of the

Software is entirely at your own risk. Should the Software prove defective, you

10 HP StorageWorks Auto Path for AIX: Installation Guide

About this guide

assume the entire cost of all service, repair or correction. Some jurisdictions do

not allow the exclusion or limitation of liability for incidental or consequential

damages, so the above limitation may not apply to you to the extent prohibited by

such local laws.

NOTE. EXCEPT TO THE EXTENT ALLOWED BY LOCAL LAW, THESE

WARRANTY TERMS DO NOT EXCLUDE, RESTRICT OR MODIFY,

AND ARE IN ADDITION TO, THE MANDATORY STATUTORY RIGHTS

APPLICABLE TO THE LICENSE OF THE SOFTWARE TO YOU;

PROVIDED, HOWEVER, THAT THE CONVENTION ON CONTRACTS FOR

THE INTERNATIONAL SALE OF GOODS IS SPECIFICALLY DISCLAIMED

AND SHALL NOT GOVERN OR APPLY TO THE SOFTWARE PROVIDED

IN CONNECTION WITH THIS WARRANTY STATEMENT.

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