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  • MC91: High Availability for WebSphere MQ

    MC91: High Availability for WebSphere MQ on UNIX platforms

    Version 7

    April 2008

    WebSphere MQ Development

    IBM Hursley

    Property of IBM

  • MC91: High Availability for WebSphere MQ

    1

    Take Note!

    Before using this document, be sure to read the general information under “Notices”.

    Fourth Edition, April 2008

    This edition applies to Version 7.0 of SupportPac MC91 and to all subsequent releases and modifications unless otherwise indicated in new editions.

    © Copyright International Business Machines Corporation 2000, 2008. All rights reserved. Note to US Government Users—Documentation related to restricted rights—Use, duplication or disclosure is subject to restrictions set forth in GSA ADP Schedule contract with IBM Corp.

  • MC91: High Availability for WebSphere MQ

    2

    Table of Contents Take Note!...................................................................................................................................................... 1

    Table of Contents ........................................................................................................................................... 2

    Notices............................................................................................................................................................ 4

    Summary of Changes ..................................................................................................................................... 5

    Trademarks................................................................................................................................................. 5

    IMPORTANT: VERSIONS AND MIGRATION.......................................................................................... 7

    Introduction .................................................................................................................................................... 8

    Concepts ..................................................................................................................................................... 8

    Definition of the word “cluster” ................................................................................................................. 8

    Functional Capabilities ............................................................................................................................... 9

    Installation .....................................................................................................................................................11

    Installing the SupportPac...........................................................................................................................11

    Configuration.................................................................................................................................................13

    Step 1. Configure the HA Cluster..............................................................................................................14

    Step 2. Configure the shared disks ............................................................................................................15

    Step 3. Create the Queue Manager ............................................................................................................17

    Step 4. Configure the movable resources ..................................................................................................18

    Step 5. Configure the Application Server or Agent...................................................................................20

    Step 6. Configure an Application Monitor ................................................................................................22

    Step 7. Removal of Queue Manager from Cluster.....................................................................................24

    Step 8. Deletion of Queue Manager ..........................................................................................................25

    Upgrading WMQ software in a cluster..........................................................................................................26

    Applying maintenance...............................................................................................................................26

    Commands.....................................................................................................................................................27

    hacrtmqm...................................................................................................................................................27

    halinkmqm.................................................................................................................................................28

  • MC91: High Availability for WebSphere MQ

    3

    hadltmqm command ..................................................................................................................................29

    hamqm_start ..............................................................................................................................................30

    hamqm_stop ..............................................................................................................................................31

    /MQHA/bin/rc.local...................................................................................................................................32

    Working with other HA products ..................................................................................................................33

    Related products ........................................................................................................................................33

    Suggested Test...............................................................................................................................................34

    Appendix A. Sample Configuration Files for VCS .......................................................................................37

    types.cf ......................................................................................................................................................37

    main.cf.......................................................................................................................................................37

    Appendix B. Messages produced by MQM agent for VCS...........................................................................40

  • MC91: High Availability for WebSphere MQ

    4

    Notices This report is intended to help the customer or IBM systems engineer configure WebSphere MQ (WMQ) for UNIX platforms in a highly available manner using various High Availability products.

    References in this report to IBM products or programs do not imply that IBM intends to make these available in all countries in which IBM operates.

    While the information may have been reviewed by IBM for accuracy in a specific situation, there is no guarantee that the same or similar results will be obtained elsewhere.

    The data contained in this report was determined in a controlled environment, and therefore results obtained in other operating environments may vary significantly.

    The following paragraph does not apply to any country where such provisions are inconsistent with local law:

    INTERNATIONAL BUSINESS MACHINES CORPORATION PROVIDES THIS PUBLICATION “AS IS” WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Some states do not allow disclaimer of express or implied warranties in certain transactions, therefore this statement may not apply to you.

    References in this publication to IBM products, programs, or services do not imply that IBM intends to make these available in all countries in which IBM operates. Any reference to an IBM product, program, or service is not intended to state or imply that only that IBM product, program, or service may be used. Any functionally equivalent product, program, or service that does not infringe any of the intellectual property rights of IBM may be used instead of the IBM product, program, or service. The evaluation and verification of operation in conjunction with other products, except those expressly designated by IBM, are the responsibility of the user.

    Licensees of this program who wish to have information about it for the purpose of enabling: (i) the exchange of information between independent created programs and other programs (including this one) and (ii) the mutual use of the information which has been exchanged, should contact Laboratory Counsel, Mail Point 151, IBM United Kingdom Laboratories, Hursley Park, Winchester, Hampshire SO21 2JN, England. Such information may be available, subject to appropriate terms and conditions, including in some cases, payment of a fee.

    IBM may have patents or pending patent applications covering subject matter in this document. The furnishing of this document does not give you any license to these patents. You can send license inquiries, in writing, to the IBM Director of Licensing, 500 Columbus Avenue, Thornwood, New York 10594, U.S.A.

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