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Compaq 195294-001 - ProLiant - ML370R Quick Install Manual
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Compaq 195294-001 - ProLiant - ML370R Quick Install Manual

Compaq 195294-001 - ProLiant - ML370R Quick Install Manual

Compaq proliant clusters for sco unixware 7 u/300 quick install guide for the compaq proliant ml370
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ProLiant Clusters for
SCO UnixWare 7 U/300
Quick Install Guide for the Compaq ProLiant ML370
First Edition (January 2001)
Part Number 221540-001
Compaq Computer Corporation

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Summary of Contents for Compaq 195294-001 - ProLiant - ML370R

  • Page 1 ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 First Edition (January 2001) Part Number 221540-001 Compaq Computer Corporation...

  • Page 2: Quick Install

    Compaq shall not be liable for technical or editorial errors or omissions contained herein. The information in this document is provided “as is” without warranty of any kind and is subject to change without notice.

  • Page 3: Table Of Contents

    Compaq Support Website ..................x Compaq Authorized Reseller................xi Chapter 1 Clustering Overview Compaq ProLiant Clusters for SCO UnixWare 7 U/300 ......... 1-2 Hardware Components ..................1-2 Software Components..................1-6 Overview of Cluster Assembly and Software Installation Steps ......1-10 Resources for Application Installation..............1-11 Other References ....................
  • Page 4 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Setting Up Cluster Hardware continued Setting Up the External Storage Hardware .............. 2-7 Cabling the Components..................2-8 Using Labeling Standards ................. 2-8 Cabling the ServerNet I Interconnect..............2-9 Cabling the Public LAN Connection ..............
  • Page 5 Contents v Managing Clusters continued Compaq ProLiant Cluster Management Software for SCO UnixWare 7 NonStop Clusters ..................... 4-7 Compaq Insight Manager Support..............4-7 Compaq Insight Manager XE Support.............. 4-8 NonStop Clusters Verification Utility .............. 4-9 UPS-Initiated Shutdown ................... 4-9 Chapter 5 Troubleshooting Installation Problems ....................

  • Page 6: About This Guide

    About This Guide Use the Compaq ProLiant Clusters for the SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 as step-by-step instructions for installation and as a reference for cluster operation and troubleshooting. Text Conventions The following conventions distinguish elements of text: Keys, Buttons Keys and buttons appear in boldface.

  • Page 7: Symbols In Text

    Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Symbols in Text These symbols may be found in the text of this guide. They have the following meanings. WARNING: Text set off in this manner indicates that failure to follow directions in the warning can result in bodily harm or loss of life.
  • Page 8 About This Guide ix This symbol, on an RJ-45 receptacle, indicates a network interface connection. WARNING: To reduce the risk of electric shock, fire, or damage to the equipment, do not plug telephone or telecommunications connectors into this receptacle. This symbol indicates the presence of a hot surface or hot component. If this surface is contacted, the potential for injury exists.

  • Page 9: Getting Help

    Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Getting Help If you have a problem and have exhausted the information in this guide, you can obtain further information and other help in the following locations.

  • Page 10: Compaq Authorized Reseller

    About This Guide xi Compaq Authorized Reseller For the name of your nearest Compaq authorized reseller: In the United States, call 1-800-345-1518. In Canada, call 1-800-263-5868. Elsewhere, see the Compaq website for locations and telephone numbers.

  • Page 11: Clustering Overview

    Chapter Clustering Overview A Compaq ProLiant™ Cluster for UnixWare 7 is a collection of servers, storage, and software that allows independent storage and servers to act as a single system. The cluster presents a single-system image to clients. It also protects against hardware, operating system, middleware, and application failures and provides configuration options for load balancing.

  • Page 12: Compaq Proliant Clusters For Sco Unixware 7 U/300

    1-2 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 The Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Cluster Kit (U/300 kit) for the ProLiant ML370 server supports specific hardware components, enabling the cluster software to be installed in about an hour.
  • Page 13 Storage Components The U/300 kit for the ProLiant ML370 server supports the following storage hardware components: One RA4100 storage subsystem, including one Compaq StorageWorks RAID Array 4000 (RA4000) primary array controller One RA4000 redundant array controller Two GBIC-SWs, one in each controller Two 9.1-GB or larger disk drives, one in each slot 0...
  • Page 14 1-4 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Cluster Integrity Serial Cable The Cluster Integrity (CI) serial cable listed with the server components is required for the U/300 Quick Install cluster for the ProLiant ML370 server.
  • Page 15 Ethernet cluster interconnect. Multiple public network controllers can be installed after cluster installation is complete. For a list of certified NICs, see the Compaq High Availability website at http://www.compaq.com/highavailability Clusters that use ServerNet I interconnect access the public network using the...

  • Page 16: Software Components

    1-6 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Software Components Software components of the U/300 kit for the ProLiant ML370 server include: SCO UnixWare Release 7.1.1 Compact Media Kit SCO UnixWare 7 NonStop Clusters Media Kit Version 7.1.1+IP...
  • Page 17 The Quick Install CDs for the ProLiant ML370 server also include the following utilities: NonStop Clusters Verification Utility (NSCVU) The NSCVU validates Compaq ProLiant Clusters for SCO UnixWare 7 and their components. The NSCVU is run from any node in the cluster and tests cluster configuration in the following categories: ServerNet I connectivity tests verify that the nodes in the cluster can communicate over X and Y ServerNet I paths.
  • Page 18 1-8 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Compaq Insight Manager™ Agents These agents provide system information to the Compaq Insight Manager, which is available on the Management CD that comes with the ProLiant servers.
  • Page 19 The Compaq Management CD shipped with ProLiant servers contains software for managing Compaq clusters. The Compaq Insight Manager is included on the CD along with Compaq Management Agents and Tools for Servers for SCO UnixWare 7 NonStop Cluster. The Quick Install process automatically installs the agents and tools.

  • Page 20: Overview Of Cluster Assembly And Software Installation Steps

    1-10 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Overview of Cluster Assembly and Software Installation Steps Use the following general steps to set up your cluster hardware, initialize the hardware, and install the software. The specific procedures are found in the sections noted in these steps: 1.

  • Page 21: Resources For Application Installation

    Resources for Application Installation Client/server software applications are among the key components of any cluster. Compaq is working with its key software partners to ensure that cluster-aware applications are available and that the applications work seamlessly on Compaq ProLiant Clusters for SCO UnixWare 7.

  • Page 22: Other References

    1-12 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Other References For more information about the RA4100 storage subsystem or RA4000 redundant array controller, refer to the following guides, either as included with your hardware or as found at the Compaq Support website at http://www.compaq.com/support/...
  • Page 23 Clustering Overview 1-13 Use the following URL to access SCOhelp remotely when the cluster is attached to the public network: clustername http:// :457 Substitute the name of your cluster or its CVIP address for clustername. The browser displays the main SCOhelp list of topics. Use the command to access manual pages from any command line by entering...

  • Page 24: Setting Up Cluster Hardware

    Setting Up Cluster Hardware Setting up a cluster includes setting up, cabling, and verifying hardware components. Use the following sections to set up the Compaq ProLiant Clusters for SCO UnixWare 7 U/300 for the Compaq ProLiant ML370 Quick Install Cluster: Assembling the Rack...

  • Page 25: Assembling The Rack

    2-2 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Assembling the Rack In clusters that use racks, rack assembly requires careful attention to avoid problems. Evaluate the site where the cluster is to be installed by checking the path and setup area.

  • Page 26: Stacking Components

    Setting Up Cluster Hardware 2-3 Stacking Components Keep in mind the following considerations while stacking components in a rack: Put the UPSs in the bottom of the rack. Assemble other components into the rack from the bottom up. Put the heaviest equipment per U of height in the bottom of the rack whenever possible.

  • Page 27: Transporting Racks

    2-4 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Transporting Racks Before transporting a filled rack, read the documentation that comes with the rack to determine the safety measures to take for successful transportation.

  • Page 28: Setting Up The Cluster Nodes

    Gigabit Interface Converters Shortwave (GBIC-SW) into each adapter Installing one 9.1-GB or larger internal disk drive on each node Installing the public LAN NIC Compaq NC3123 Fast Ethernet NIC (NC3123 NIC) PCI 10/100 WOL into slot 1 for clusters using Ethernet interconnect...

  • Page 29: Installing Internal Disk Drives

    2-6 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 3. Do not install or update drivers. The Quick Install procedures install the Fibre Channel drivers. Installing Internal Disk Drives One 9.1-GB disk drive is required per node. The Quick Install automatically configures each internal drive with a 9.1-GB partition, even if the disk drive is...

  • Page 30: Setting Up Cluster Hardware

    Setting Up the External Storage Hardware IMPORTANT: The RA4100 is shipped with a single RAID controller. Each RA4100 array used in Compaq ProLiant Clusters for SCO UnixWare 7 requires an additional, redundant controller. NOTE: The Quick Install automatically configures an RA4100 drive with a RAID 1 9.1-GB UnixWare partition, even if the disk drive is larger than 9.1-GB.

  • Page 31: Cabling The Components

    2-8 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 3. In each array, install one redundant controller into the lower slot (rack-mount) or into the left slot (tower as viewed from the back) according to the following steps: a.

  • Page 32: Cabling The Servernet I Interconnect

    Setting Up Cluster Hardware 2-9 Cabling the ServerNet I Interconnect ServerNet I adapters include X and Y connections for redundancy. Figure 2-1 shows the ServerNet I adapter connections. Port X Connector Port Y Connector PCI Bus Connector Figure 2-1. ServerNet I PCI adapter connections IMPORTANT: Cable X and Y to their corresponding counterparts.
  • Page 33 2-10 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 The ServerNet I cables directly connect the ServerNet I adapter in node 1 to the ServerNet I adapter in node 2, as shown in Figure 2-2.
  • Page 34 Setting Up Cluster Hardware 2-11 Use the cabling suggestions illustrated in Figure 2-3 to label the ServerNet I cables. ServerNet I Cable Node X ServerNet I cables Switch Port Number are identified with Number Color White cable ties. X/Y Fabric Identifier Pink Node...

  • Page 35: Cabling The Public Lan Connection

    2-12 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Cabling the Public LAN Connection For interconnects using ServerNet I, connect the public LAN Ethernet cable to the embedded NIC of the servers. See Figure 2-2 earlier in this chapter.

  • Page 36: Cabling The Ci Serial Cable

    Setting Up Cluster Hardware 2-13 Cabling the CI Serial Cable IMPORTANT: The CI serial cable is required. To cable the CI serial cable, connect one end of the CI serial cable to serial port connector B in node 1. Connect the other end of the CI serial cable to serial port connector B in node 2.
  • Page 37 2-14 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Fibre Channel Cable Precautions Keep the following precautions in mind when installing, handling, moving, connecting, and disconnecting Fibre Channel cables: Affix cable labels carefully, without over-tightening, to avoid breaking the glass fibers within the cables.

  • Page 38: Cabling The Keyboard, Monitor, And Mouse

    UPS Power Management Cabling Compaq ProLiant Clusters for SCO UnixWare 7 support serial data connections from UPS units to ProLiant server nodes in the cluster. This feature provides the cluster with soft shutdown capability when an AC power outage lasts until the UPS batteries approach the end of their holdup period.

  • Page 39: Installing Cluster Software

    Chapter Installing Cluster Software Using the Compaq ProLiant Clusters for the SCO UnixWare 7 ML370 Quick Install CDs for the Compaq ProLiant ML370 server to install the SCO UnixWare 7 NonStop Clusters software on a ProLiant ML370 Cluster includes several tasks. Use the following information to install your cluster:...

  • Page 40: Understanding Preinstallation Tasks And Considerations

    3-2 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Understanding Preinstallation Tasks and Considerations Before you begin the software installation, assemble the hardware for the cluster, fill out the Quick Install planning worksheets in Appendix B of this guide, and have four formatted diskettes on hand.

  • Page 41: Configuring The Servers With Smartstart

    If prompted, insert the diskette and follow the onscreen instructions. 1. If you are performing this procedure on node 1, power up the Compaq StorageWorks RAID Array 4100 (RA4100) and wait about 90 seconds for the Compaq StorageWorks RAID Array 4000 (RA4000) controllers to complete their Power-On Self-Tests (POSTs).

  • Page 42: Configuring The Servers

    3-4 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 5. If you used the Server Profile Diskette, remove it. Power down the RA4100 if you are erasing the configuration on node 1. When prompted, power down, and then power up only the server.

  • Page 43: Array Configuration

    Standby Recovery Server UPS Shutdown Use the arrow keys to select the options and the Enter key to modify them as necessary. 15. Page down to Embedded-Compaq Integrated Dual Channel Wide Ultra2 SCSI Controller (Port2). Select and then press Enter. Controller Order, Select and press F10.
  • Page 44 3-6 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 c. Page down to select it, and then click Next. Although Options ROMPaq, the onscreen instructions indicate that you need 10 diskettes, this procedure creates only a single diskette.

  • Page 45: Updating Controller Firmware

    To verify the ServerNet I connections, create a ServerNet utility diskette for each node. To create the diskettes, download the ServerNet Verification Utilities Softpaq from the following site: http://www.compaq.com/support From the welcome window of that site, take the following path: 1. Select .

  • Page 46: Verifying The Local Adapter

    3-8 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 3. From the options presented to you, select the following: Select your particular server from the list presented to you. Select the appropriate model or All Models Select SCO UnixWare 7 from the list of operating systems.

  • Page 47: Verifying Node-To-Node Communication

    Installing Cluster Software 3-9 Verifying Node-to-Node Communication Node-to-node communication tests include a link test for the cables and a loopback test for the adapters. Use the following steps to verify node-to-node communication on a directly connected ServerNet I two-node cluster: 1.

  • Page 48: Installing The Cluster Using Quick Install

    3-10 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Installing the Cluster Using Quick Install Before beginning the software installation, be sure to have the Quick Install planning worksheets on hand and the following items available:...

  • Page 49: Installing Node 1

    Installing Cluster Software 3-11 Installing Node 1 Before beginning the installation, select the set of Quick Install CDs for your cluster configuration. Choose the CDs for either the ServerNet I cluster interconnect or Ethernet cluster interconnect. NOTE: To save time, you can install both nodes together. Be sure node 1 has rebooted before rebooting node 2.
  • Page 50 3-12 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Date, Time, and Time Zone Modify the current date, time, and time zone as necessary. Only U.S. time zones are available during Quick Install. Time zone information can be changed after Quick Install by using the UnixWare SCOadmin system administration tools.

  • Page 51: Installing Node 2

    Installing Cluster Software 3-13 6. Enter the node 1 UnixWare license, the node 2 UnixWare license, and the NonStop Clusters license. To complete this step, you must have either UnixWare licenses that include the mirroring license, or an add-on license for either the ODM or mirroring. After you exit the license manager, the node continues booting.

  • Page 52: Verifying The Cluster Assembly

    3-14 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 a. Accept the default addresses and netmask or enter the Ethernet interconnect address for node 1, the Ethernet interconnect address for node 2, and the netmask.

  • Page 53: Additional Cluster Setup Tasks

    Registering the ProLiant Cluster for SCO UnixWare 7 After the cluster is verified, go to the Compaq High Availability website to register the cluster. Compaq sends notification to registered users as software updates and additional support for SCO UnixWare 7 NonStop Clusters is made available.

  • Page 54: Viewing Unixware And Nonstop Clusters Documentation

    3-16 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Viewing UnixWare and NonStop Clusters Documentation After the cluster is installed, you can view SCO UnixWare 7 NonStop Clusters documentation. The main documentation system is called SCOhelp and contains information that can answer many administrative questions.

  • Page 55: Managing Clusters

    Chapter Managing Clusters Compaq and SCO both provide a variety of software to simplify the management of ProLiant Clusters for SCO UnixWare 7. SCO cluster management software includes: Clusterized SCOadmin Event Processor Subsystem SCO UnixWare 7 NonStop Clusters Management Suite...

  • Page 56: Sco Unixware 7 Nonstop Clusters Management Software

    4-2 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 SCO UnixWare 7 NonStop Clusters Management Software The single-system image of the Compaq ProLiant Cluster makes managing a cluster similar to managing a single-node, noncluster UnixWare 7 system. The standard SCO documentation is useful for performing the management tasks.

  • Page 57: Clusterized Scoadmin

    Login Session Viewer Mail Manager Netscape Server Administrator Print Job Manager Printer Setup Manager SCOadmin Setup Wizard Task Scheduler VERITAS Volume Manager Virtual Domain User Manager The following SCOadmin folders provide additional management tools: Clustering Compaq Hardware Networking Software Management...

  • Page 58: Event Processing Subsystem

    4-4 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Event Processing Subsystem The Event Processing Subsystem (EPS) is installed during cluster installation. Use the EPS to configure actions and notifications based on system messages ).

  • Page 59: Sco Clusterized Commands

    Managing Clusters 4-5 Keepalive Manager The SCO UnixWare 7 NonStop Clusters Keepalive Manager provides a graphical user interface to monitor the status of applications currently being managed by the Keepalive subsystem. Applications are placed under Keepalive control through use of the command.
  • Page 60 4-6 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 —Shuts down a specified node clusternode_shutdown —Halts the specified node without processing nodedown —Runs the Data Base Management System guard dbms_guard —Runs the NonStop Cluster Management Subsystem ncms —Runs the Cluster Time Sync Monitor...

  • Page 61: Compaq Proliant Cluster Management Software For Sco Unixware 7 Nonstop Clusters

    Compaq Insight Manager provides intelligent monitoring and alerting capabilities for the critical systems in a distributed enterprise. Compaq Insight Manager consists of a Win32 application and a set of server- or client-based management data collection agents. Key subsystems make system health, configuration, and performance data available to the agent software.

  • Page 62: Compaq Insight Manager Xe Support

    4-8 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Clusterized Compaq Management Agents Compaq Management Agents running on a SCO UnixWare 7 NonStop Clusters system support the same client-server interface as a single-server SCO UnixWare 7 system.

  • Page 63: Nonstop Clusters Verification Utility

    Compaq Management Agents and Tools for Servers for SCO UnixWare 7 NonStop Clusters portion of the CD. For more information, see the description of the Quick Install CDs in Chapter 1, “Clustering Overview,” of this guide.
  • Page 64 4-10 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Configuring SCO UnixWare 7 NonStop Clusters for UPS-Initiated Shutdown The UPS-initiated shutdown is configured by modifying the OS_SHUTDOWN , and parameters within the...
  • Page 65 Managing Clusters 4-11 Two-Node Cluster with a Single Power Supply in Each Node When using a two-node cluster with two UPSs, as shown in Figure 4-1, configure the UPSs so that the cluster shuts down only if both UPSs are low on power.

  • Page 66: Troubleshooting

    Troubleshooting Carefully follow the detailed instructions provided in this guide to avoid unnecessary problems. For difficulties that do arise while installing, configuring, testing, and operating Compaq ProLiant Clusters for SCO UnixWare 7, refer to the following troubleshooting sections: Installation Problems...

  • Page 67: Installation Problems

    5-2 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Installation Problems This section addresses problems relating to installation of SCO UnixWare 7 or SCO UnixWare 7 NonStop Clusters. Table 5-1 Solving Installation Problems...
  • Page 68 ProLiant clusters. See the certified hardware listing at http://www.compaq.com/highavailability Failed RA4000 controller Verify the functionality of the RA4000 controller as described in the Compaq Fibre Channel Troubleshooting Guide. Replace the controller as necessary.

  • Page 69: Quick Install Error Messages

    5-4 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Quick Install Error Messages This section addresses errors relating to Quick Install installation. Table 5-2 Quick Install Error Messages Error Message Possible Cause...

  • Page 70: Node-To-Node Communication Problems

    Troubleshooting 5-5 Node-to-Node Communication Problems This section addresses problems relating to node-to-node communication. Table 5-3 Solving Node-to-Node Communication Problems Problem Possible Cause Action New node does not join the Ethernet crossover cable is Verify that the Ethernet crossover cable cluster not correctly cabled or is is connected as described in Chapter 2 defective...
  • Page 71 5-6 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Table 5-3 Solving Node-to-Node Communication Problems continued Problem Possible Cause Action Existing node does not Node hardware failure Disconnect the node from the cluster.
  • Page 72 Troubleshooting 5-7 Table 5-3 Solving Node-to-Node Communication Problems continued Problem Possible Cause Action Alternating root node panics RA4100 storage subsystems Apply power to the hubs and storage (RA4100 system) or hubs are not powered up subsystems. Ethernet connection failed Power down the cluster. Check the (and the CI serial cable is not Ethernet crossover cable to determine used)
  • Page 73 5-8 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Table 5-3 Solving Node-to-Node Communication Problems continued Problem Possible Cause Action Alternating root node panics ServerNet I cross-cabled in Power down the cluster. Verify that...
  • Page 74 Install the ServerNet I board into slot 1. Advanced Interface Logic the wrong slot For more information on the certified (SAIL) freeze, link level server listing see the Compaq High self-check errors, or Availability website at performance degradation http://www.compaq.com/highavailability Defective or uncertified PCI...

  • Page 75: Shared Storage Problems

    5-10 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Shared Storage Problems This section addresses problems that can be encountered in clusters using the Compaq StorageWorks RAID Array 4100 storage system. This section does not address RA4100 storage system problems specific to the storage system itself.
  • Page 76 Troubleshooting 5-11 Table 5-4 Solving Shared Storage Problems continued Problem Possible Cause Action “Unable to initialize FC loop” Failed or disconnected FC-AL Diagnose and isolate the error message displays (hub, adapter, or controller) problem using the information contained in the user guide for the RA4100 and the Fibre Channel troubleshooting guide.

  • Page 77: Client-To-Cluster Connectivity Problems

    5-12 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Client-to-Cluster Connectivity Problems This section addresses problems relating to client-to-cluster connectivity. Table 5-5 Solving Client-to-Cluster Connectivity Problems Problem Possible Cause Action Clients cannot communicate Improper name resolution Verify that the /etc/resolv.conf...
  • Page 78 Troubleshooting 5-13 Table 5-5 Solving Client-to-Cluster Connectivity Problems continued Problem Possible Cause Action CVIP is not accessible after a Cluster virtual interface has no Configure the cluster so that at node failure available public network least two public network interfaces on the same subnet interface NIC boards on two different nodes have IP addresses on the same subnet...

  • Page 79: Cluster Resource Problems

    5-14 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Cluster Resource Problems This section addresses problems relating to cluster resources. Table 5-6 Solving Cluster Resource Problems Problem Possible Cause Action Device is not seen on all nodes...

  • Page 80: Servernet I Messages

    Troubleshooting 5-15 ServerNet I Messages Use this section to interpret and respond to the following types of messages: ServerNet I SAN Error Messages ServerNet I Notice Messages ServerNet I Warning Messages ServerNet I Panic Messages ServerNet I Continuation and Informative Messages For information about ServerNet, see the NonStop Clusters for the SCO UnixWare 7 System Administrator’s Guide located in the SCOhelp online documentation set.
  • Page 81 5-16 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Table 5-7 lists the text strings for severity, explains what the text strings mean, and references the tables containing the message details. Table 5-7...

  • Page 82: Servernet I Notice Messages

    Troubleshooting 5-17 ServerNet I Notice Messages This section addresses ServerNet I Notice Messages. Table 5-9 ServerNet I Notice Messages Messages Description User Action Barrier failed on path:n These messages display when a If a barrier transaction fails snetID:0xF0nnn curpath:n new node attempts to join a when it is expected to succeed, cluster.
  • Page 83 5-18 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Table 5-9 ServerNet I Notice Messages continued Messages Description User Action Link exception condition on path Indicates that a link exception None n has been resolved.

  • Page 84: Servernet I Warning Messages

    Troubleshooting 5-19 ServerNet I Warning Messages The warning messages are listed in Table 5-10. Messages are listed in alphabetical order except where a series of messages associated with a single-fault condition are grouped together. These groups are alphabetized under the first message in the series. If you cannot find a particular message, look toward the end of the table where multiple messages having the same description are grouped together and are not in alphabetical order.
  • Page 85 5-20 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Table 5-10 ServerNet I Warning Messages continued Messages Description User Action (0xF0nnn) Multiple link This series of messages Check the cabling at the local...
  • Page 86 Troubleshooting 5-21 Table 5-10 ServerNet I Warning Messages continued Messages Description User Action 0xF0nnn: rcvd spurious packet Indicates that an unexpected None. Watch for additional acknowledge, src=0xnnnnnnnn packet acknowledgment arrived. [SNET] timeout messages. Usually this message can be linked with a [SNET] timeout message.

  • Page 87: Servernet I Panic Messages

    5-22 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Table 5-10 ServerNet I Warning Messages continued Messages Description User Action (0xF0nnn) exception queue error These messages indicate None. If the node drops out of...

  • Page 88: Messages

    Troubleshooting 5-23 Table 5-11 ServerNet I Panic Messages Messages Description User Action avt_init: unable to allocate Indicates a shortage of memory Check memory utilization and virtual mem for AVT on the local node distribution in the kernel tunables. If possible, take crash dump for analysis by product support personnel.

  • Page 89: Messages

    5-24 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Table 5-11 ServerNet I Panic Messages continued Messages Description User Action ship_PCI_initialize: Found n Indicates that during the Ensure that only one SPA 1.5 ServerNet I PCI adapters—...

  • Page 90: Messages

    ASIC (SPA 1.5 revision E). driver recognizes revisions A and B of the SAIL ASIC; however, B is the only revision supported by Compaq ProLiant Clusters for SCO UnixWare 7. SHIP_INTCAUSE_QIP7 already This interrupt line is being used Reboot the node into the cluster.
  • Page 91 5-26 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Table 5-11 ServerNet I Panic Messages continued Messages Description User Action avt_define_q: invalid interrupt These messages are all SPAD If possible, take crash dump for queue size: nnnn (software) errors.

  • Page 92: Servernet I Continuation And Informative Messages

    Troubleshooting 5-27 ServerNet I Continuation and Informative Messages The ServerNet I continuation and informative messages are listed in alphabetical order in Table 5-12. Table 5-12 ServerNet I Continuation and Informative Messages Messages Description User Action AVT entry 0xnnnnnnnn @ These are two separate cases of Save this and any 0xnnnnnnnn: I/O Address continuation messages.
  • Page 93 5-28 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Table 5-12 ServerNet I Continuation and Informative Messages continued Messages Description User Action Dump of Exception Packet @ This continuation message is Save this and any...

  • Page 94: Software Versions

    System partition created from the Compaq SmartStart and Support Software CD 4.90 Additional software and versions needed include: Compaq SmartStart and Support Software CD 4.90 or later (to initialize the cluster) Compaq Management CD 4.90 or later (to install the Compaq Insight...

  • Page 95: Quick Install Data

    The following worksheets help you to gather and organize the information that you need for the SCO UnixWare 7 NonStop Clusters quick install procedures described in Chapter 3, “Installing Cluster Software,” for the Compaq ProLiant ML370 server. Fill these worksheets out before you begin the software installation and use the data where needed in the procedures.
  • Page 96 B-2 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Table B-1 Quick Install Data continued Screen Field Your Information Node 1 hostname for the cluster node1-ic interconnect Not used for Node 1 IP address for the cluster 10.1.0.1...

  • Page 97: Sco Unixware License

    Quick Install Planning Worksheets B-3 Table B-2 SCO UnixWare License Worksheet Field Your Information Node 1 license number Node 1 license code Node 1 license data (if necessary) NonStop Cluster Two-Node License Node 2 license number Node 2 license code Node 2 license data (if necessary)
  • Page 98 Glossary CI Serial Cable See Cluster Integrity Serial Cable CLMS See Cluster Membership Service Cluster Integrity Serial Cable The Cluster Integrity (CI) serial cable is a serial cable that connects to a serial port on each node in a two-node cluster. The cable prevents split-brain, a condition that results in both nodes in a two-node cluster trying to operate as the root node.
  • Page 99 2 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 CVIP See Cluster Virtual IP Desktop Management Interface Desktop Management Interface (DMI) is an industry framework for managing and keeping track of hardware and software components in a system of personal computers from a central location.
  • Page 100 Glossary 3 See Peripheral Component Interconnect Peripheral Component Interconnect Peripheral Component Interconnect (PCI) is an interconnection bus system which provides high speed operation. SAIL See ServerNet Advanced Interface Logic See Storage Area Network ServerNet Advanced Interface Logic ServerNet Advanced Interface Logic (SAIL) converts software requests into ServerNet operations.
  • Page 101 4 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 See A ServerNet PCI adapter Split-Brain Split-brain is a condition that results in both nodes in a two-node cluster trying to operate as the root node. The use of the CI serial cable, which is included in this cluster kit, eliminates the possibility of split-brain.
  • Page 102 4-8 keyboard 2-15 SNMP 4-4 monitor 2-15 application software mouse 2-15 cluster-aware 1-11 public LAN Ethernet 2-12 Compaq white papers 1-11 RA4100 storage resources 1-11 subsystem 2-13 Array Configuration Utility See RA4100 storage subsystem, illustrated 2-13 availability, cluster 1-1...
  • Page 103 2 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 Compaq Compaq Management 1-9 authorized reseller xi SmartStart 1-8 website x checklists, installation B-1 website, high availability 3-15 CI (Cluster Integrity), serial Compaq High Availability,...
  • Page 104 Ethernet help crossover cable 1-3, 2-12 additional information 1-12 interconnect 1-3 additional sources x Event Processing Subsystem See Compaq authorized resellers, telephone numbers xi exclamation point symbol viii Compaq website x external storage components 2-7 technical support telephone numbers x...
  • Page 105 4 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 information loss, preventing, caution 3-3 Keepalive Configuration information, additional 1-12 Manager 4-5 informative messages, Keepalive Manager 4-5 ServerNet I 5-27 keyboard cables 2-15...
  • Page 106 Index 5 procedures cabling ServerNet I NCMS (NonStop Cluster interconnect 2-11 Management Suite) 4-4 cluster, general installation network access 1-5 steps 1-10 nodes configuring, the servers with availability reports 4-5 SmartStart 3-4 configuring 3-3 erasing the configuration 3-3 installing software 3-11, 3-13 external storage, node-to-node communication, configuring 2-7...
  • Page 107 6 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 single-system image, capabilities, cluster 1-3 SAM Viewer (System Availability site, rack assembling 2-2 Monitor Viewer), defined 4-5 SmartStart scalability, cluster 1-1 configuring the servers 3-4...
  • Page 108 Index 7 troubleshooting client-to-cluster connectivity tables problems 5-12 Quick Install Data B-1 cluster resource Quick Install Default problems 5-14 Settings 3-2 firmware 5-3 Quick Install Error installation problems 5-2 Messages 5-4 node-to-node communication SCO UnixWare License problems 5-5 Worksheet B-3 ServerNet I messages 5-15 ServerNet I Continuation and shared storage problems 5-10...
  • Page 109 8 Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant ML370 verifying warning messages, ServerNet clusters 1-7 I 5-19 local ServerNet I adapter 3-8 warnings node-to-node communication, defined viii ServerNet I 3-9 electric shock viii, ix...

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