Novell OPEN ENTERPRISE SERVER 2 SP 2 - CLUSTER SERVICES 1.8.7 FOR... User manual

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AUTHORIZED DOCUMENTATION
OES 2 SP2: Novell Cluster Services 1.8.7 for Linux Administration Guide
Open Enterprise Server
2 SP2
March 15, 2010
Novell Cluster Services TM 1.8.7 For Linux Administration Guide

novdocx (en) 7 January 2010
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4OES 2 SP2: Novell Cluster Services 1.8.7 for Linux Administration Guide
novdocx (en) 7 January 2010

Contents 5
Contents
novdocx (en) 7 January 2010
About This Guide 13
1 Overview of Novell Cluster Services 15
1.1 Why Should I Use Clusters? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
1.2 Benefits of Novell Cluster Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
1.3 Product Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
1.4 Clustering for High-Availability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
1.5 Shared Disk Scenarios. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
1.5.1 Using Fibre Channel Storage Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
1.5.2 Using iSCSI Storage Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
1.5.3 Using Shared SCSI Storage Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
2What’sNew 23
2.1 What’s New (January 2010). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
2.2 What’s New (OES 2 SP2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
2.2.1 Improved Error Reporting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
2.2.2 Improved Time Calculations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
2.2.3 Specifying the Size of the SBD Partition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
2.2.4 Customizing Translation Syntax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
2.2.5 Migration Tool Support for Cluster Configurations. . . . . . . . . . . . . . . . . . . . . . . . . . . 24
2.2.6 New iFolder Resource Template . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
2.2.7 Removed MPK Calls from the Code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
2.2.8 Cluster Restart Is No Longer Required in a Rolling Cluster Upgrade . . . . . . . . . . . . 24
2.3 What’s New (OES 2 SP1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
2.3.1 Schema Extension. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
2.3.2 Installation by Container Administrator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
2.3.3 Behavior Change for Adding a Node . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
2.3.4 Attribute NCS: GIPC Config Is No Longer Maintained . . . . . . . . . . . . . . . . . . . . . . . 26
2.3.5 Support for Novell AFP for Linux . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
2.3.6 Support for Novell CIFS for Linux . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
2.3.7 Support for Domain Services for Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
2.4 What’s New (OES 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
3 Installing and Configuring Novell Cluster Services on OES 2 Linux 27
3.1 System Requirements for Novell Cluster Services. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
3.1.1 Hardware Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
3.1.2 Software Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
3.1.3 Configuration Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
3.1.4 Shared Disk System Requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
3.1.5 SAN Rules for LUN Masking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
3.1.6 Using Device Mapper Multipath with Novell Cluster Services . . . . . . . . . . . . . . . . . . 38
3.2 Novell Cluster Services Licensing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
3.3 Extending the eDirectory Schema to Add Cluster Objects. . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
3.3.1 Prerequisites for Extending the Schema . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
3.3.2 Extending the Schema. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
3.4 Assigning Install Rights for Container Administrators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
3.5 Installing Novell Cluster Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

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3.5.1 Installing Novell Cluster Services during a OES 2 Linux Installation . . . . . . . . . . . . . 42
3.5.2 Installing Novell Cluster Services on an Existing OES 2 Linux Server . . . . . . . . . . . 44
3.6 Configuring Novell Cluster Services. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
3.6.1 Opening the Novell Open Enterprise Server Configuration Page . . . . . . . . . . . . . . . 46
3.6.2 Using Different LDAP Credentials for the Cluster Configuration . . . . . . . . . . . . . . . . 47
3.6.3 Enabling the Novell Cluster Services Configuration Page in YaST . . . . . . . . . . . . . . 48
3.6.4 Configuring a New Cluster. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
3.6.5 Adding a Node to an Existing Cluster . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
3.7 Configuring Additional Administrators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
3.8 What’s Next . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
4 Upgrading OES 2 Linux Clusters 53
4.1 Requirements for Upgrading Clusters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
4.2 Upgrading OES 2 Clusters (Rolling Cluster Upgrade) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
4.3 Upgrade Issues for OES 2 SP2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
4.3.1 Updating the iFolder Resource Template . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
5 Upgrading OES 1 Linux Clusters to OES 2 Linux 55
5.1 Requirements and Guidelines for Upgrading Clusters from OES 1 Linux and OES 2 Linux . . 55
5.2 Upgrading Existing OES 1 Linux Cluster Nodes to OES 2 (Rolling Cluster Upgrade) . . . . . . . 56
5.3 Adding New OES 2 Linux Cluster Nodes to Your OES 1 Linux Cluster. . . . . . . . . . . . . . . . . . 57
5.4 Modifying Cluster Resource Scripts for Mixed OES 1 Linux and OES 2 Linux Clusters . . . . . 57
5.5 Finalizing the Cluster Upgrade. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
6 Converting NetWare 6.5 Clusters to OES 2 Linux 59
6.1 Guidelines for Converting Clusters from NetWare to OES 2 Linux . . . . . . . . . . . . . . . . . . . . . 59
6.1.1 Supported Mixed-Node Clusters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
6.1.2 SBD Devices Must Be Marked as Shareable for Clustering . . . . . . . . . . . . . . . . . . . 60
6.1.3 Syntax Translation Issues for Load and Unload Scripts . . . . . . . . . . . . . . . . . . . . . . 60
6.1.4 Case Sensitivity Issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
6.1.5 Adding New NetWare Nodes to a Mixed-Node Cluster . . . . . . . . . . . . . . . . . . . . . . . 61
6.1.6 Converting Multiple NetWare Cluster Nodes to OES 2 Linux . . . . . . . . . . . . . . . . . . 61
6.1.7 Converting Nodes that Contain the eDirectory Master Replica . . . . . . . . . . . . . . . . . 62
6.1.8 Failing Over Cluster Resources on Mixed-Node Clusters . . . . . . . . . . . . . . . . . . . . . 62
6.1.9 Managing File Systems in Mixed-Node Clusters . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
6.1.10 Using Novell iManager in Mixed-Node Clusters . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
6.1.11 Using Novell Remote Manager Is Not Supported in Mixed-Node Clusters . . . . . . . . 63
6.1.12 Using ConsoleOne Is Not Supported for Mixed-Node Clusters . . . . . . . . . . . . . . . . . 63
6.1.13 Using the Monitor Function in Mixed-Node Clusters Is Not Supported . . . . . . . . . . . 63
6.2 Guidelines for Converting NSS Pool Resources from NetWare to Linux . . . . . . . . . . . . . . . . . 63
6.2.1 NSS Pool Cluster Migration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
6.2.2 NSS File System Migration to NCP Volumes or Linux POSIX File Systems . . . . . . . 64
6.2.3 Estimated Time Taken to Build the Trustee File on Linux . . . . . . . . . . . . . . . . . . . . . 64
6.3 Guidelines for Converting Service Cluster Resources from NetWare to Linux . . . . . . . . . . . . 64
6.3.1 Overview of All NetWare 6.5 SP8 Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
6.3.2 Apache Web Server. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
6.3.3 Apple Filing Protocol (AFP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
6.3.4 Archive and Version Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
6.3.5 CIFS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
6.3.6 DFS VLDB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
6.3.7 DHCP Server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
6.3.8 DNS Server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
6.3.9 eDirectory Server Certificates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72

Contents 7
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6.3.10 iPrint. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
6.3.11 QuickFinder Server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
6.4 Converting NetWare Cluster Nodes to OES 2 Linux (Rolling Cluster Conversion) . . . . . . . . . 78
6.5 Adding New OES 2 Linux Nodes to Your NetWare Cluster . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
6.6 Translation of Cluster Resource Scripts for Mixed NetWare and Linux Clusters . . . . . . . . . . . 82
6.6.1 Comparing Script Commands for NetWare and Linux. . . . . . . . . . . . . . . . . . . . . . . . 82
6.6.2 Comparing Master IP Address Scripts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
6.6.3 Comparing NSS Pool Resource Scripts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
6.6.4 Comparing File Access Protocol Resource Script Commands . . . . . . . . . . . . . . . . . 85
6.7 Customizing the Translation Syntax for Converting Load and Unload Scripts. . . . . . . . . . . . . 87
6.8 Finalizing the Cluster Conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
7 Configuring Cluster Policies and Priorities 91
7.1 Understanding Cluster Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
7.1.1 Cluster Policies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
7.1.2 Cluster Protocols Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
7.2 Configuring Quorum Membership and Timeout Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
7.2.1 Quorum Triggers (Number of Nodes) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
7.2.2 Quorum Triggers (Timeout) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
7.3 Configuring Cluster Protocol Properties. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
7.3.1 Heartbeat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
7.3.2 Tolerance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
7.3.3 Master Watchdog. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
7.3.4 Slave Watchdog. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
7.3.5 Maximum Retransmits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
7.4 Configuring Cluster Event E-Mail Notification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
7.5 Viewing the Cluster Node Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
7.6 Modifying the Cluster IP Address and Port Properties. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
7.7 What’s Next . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
8 Managing Clusters 97
8.1 Starting and Stopping Novell Cluster Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
8.1.1 Starting Novell Cluster Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
8.1.2 Stopping Novell Cluster Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
8.1.3 Enabling and Disabling the Automatic Start of Novell Cluster Services . . . . . . . . . . 98
8.2 Monitoring Cluster and Resource States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
8.3 Generating a Cluster Configuration Report . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
8.4 Cluster Migrating Resources to Different Nodes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
8.5 Onlining and Offlining (Loading and Unloading) Cluster Resources from a Cluster Node. . . 102
8.6 Removing (Leaving) a Node from the Cluster . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
8.7 Joining a Node to the Cluster. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
8.8 Configuring the EVMS Remote Request Timeout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
8.9 Shutting Down Linux Cluster Servers When Servicing Shared Storage . . . . . . . . . . . . . . . . 104
8.10 Enabling or Disabling Cluster Maintenance Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
8.11 Preventing a Cluster Node Reboot after a Node Shutdown. . . . . . . . . . . . . . . . . . . . . . . . . . 104
8.12 Renaming a Pool for a Pool Cluster Resource . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
8.13 Moving a Cluster, or Changing IP Addresses, LDAP Server, or Administrator Credentials for a
Cluster . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
8.13.1 Changing the Administrator Credentials or LDAP Server IP Addresses for a
Cluster . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
8.13.2 Moving a Cluster or Changing IP Addresses of Cluster Nodes and Resources . . . 107
8.14 Adding a Node That Was Previously in the Cluster . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109

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8.15 Deleting a Cluster Node from a Cluster, or Reconfiguring a Cluster Node . . . . . . . . . . . . . . 109
8.16 Creating or Deleting Cluster SBD Partitions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
8.16.1 Prerequisites for Creating an SBD Partition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
8.16.2 Before Creating an Cluster SBD Partition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
8.16.3 Creating a Non-Mirrored Cluster SBD Partition . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
8.16.4 Creating a Mirrored Cluster SBD Partition. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
8.16.5 Deleting a Non-Mirrored Cluster SBD Partition . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
8.16.6 Deleting a Mirrored Cluster SBD Partition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
8.16.7 Removing a Segment from a Mirrored Cluster SBD Partition . . . . . . . . . . . . . . . . . 114
8.17 Customizing Cluster Services Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
9 Configuring and Managing Cluster Resources 117
9.1 Planning Cluster Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
9.2 Creating Cluster Resource Templates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
9.2.1 Default Resource Templates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
9.2.2 Creating a Resource Template . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
9.3 Creating Cluster Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120
9.4 Configuring a Load Script for a Cluster Resource . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
9.5 Configuring an Unload Script for a Cluster Resource . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
9.6 Enabling Monitoring and Configuring the Monitor Script . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
9.6.1 Configuring Resource Monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
9.6.2 Example Monitoring Scripts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
9.6.3 Monitoring Services Critical to Clustering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
9.7 Setting Start, Failover, and Failback Modes for Cluster Resources. . . . . . . . . . . . . . . . . . . . 125
9.7.1 Understanding Cluster Resource Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
9.7.2 Viewing or Modifying the Start, Failover, and Failback Modes for a Resource . . . . 126
9.8 Assigning Nodes to a Resource. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
9.9 Configuring Resource Priorities for Load Order . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
9.10 Changing the IP Address of a Cluster Resource . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
9.11 Deleting Cluster Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
9.11.1 Deleting a Cluster Resource on a Master Node . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
9.11.2 Deleting a Cluster Resource on a Non-Master Node . . . . . . . . . . . . . . . . . . . . . . . 129
9.12 Additional Information for Creating Cluster Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
9.12.1 Creating Storage Cluster Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
9.12.2 Creating Service Cluster Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
9.12.3 Creating Virtual Machine Cluster Resources. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
10 Configuring Cluster Resources for Shared NSS Pools and Volumes 133
10.1 Planning for Shared NSS Pools and Volumes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
10.1.1 Shared Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
10.1.2 Novell Cluster Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
10.1.3 Novell Storage Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
10.1.4 IP Address . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
10.1.5 NCP Server for Linux. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
10.1.6 Novell CIFS for Linux. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
10.1.7 Novell AFP for Linux . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
10.2 Considerations for Working with Shared NSS Pools and Volumes in the Cluster . . . . . . . . . 136
10.3 Creating NSS Shared Disk Partitions and Pools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
10.3.1 Initializing Shared Devices. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
10.3.2 Enabling Sharing on a Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
10.3.3 Creating Shared NSS Pools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
10.4 Creating NSS Volumes on a Shared Pool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
10.4.1 Using iManager to Create NSS Volumes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
10.4.2 Using NSSMU to Create NSS Volumes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143

Contents 9
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10.5 Cluster-Enabling an Existing NSS Pool and Its Volumes. . . . . . . . . . . . . . . . . . . . . . . . . . . . 144
10.6 Adding Advertising Protocols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
10.7 Configuring a Load Script for the Shared NSS Pool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
10.8 Configuring an Unload Script for the Shared NSS Pool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
10.9 Configuring a Monitor Script for the Shared NSS Pool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
10.10 Mirroring and Cluster-Enabling Shared NSS Pools and Volumes . . . . . . . . . . . . . . . . . . . . . 150
10.10.1 Understanding NSS Mirroring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
10.10.2 Requirements for NSS Mirroring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
10.10.3 Creating and Mirroring NSS Pools on Shared Storage . . . . . . . . . . . . . . . . . . . . . . 152
10.10.4 Verifying the NSS Mirror Status in the Cluster. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
10.11 Deleting NSS Pool Cluster Resources. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
10.12 Changing the Volume ID . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
10.13 What’s Next . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
11 Configuring Cluster Resources for Shared Linux POSIX Volumes 157
11.1 Requirements for Shared Linux POSIX Volumes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157
11.2 Creating Linux POSIX Volumes on Shared Disks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 158
11.2.1 Removing Existing Formatting and Segment Managers . . . . . . . . . . . . . . . . . . . . . 158
11.2.2 Creating a Cluster Segment Manager Container. . . . . . . . . . . . . . . . . . . . . . . . . . . 159
11.2.3 Adding a Non-CSM Segment Manager Container. . . . . . . . . . . . . . . . . . . . . . . . . . 160
11.2.4 Creating an EVMS Volume . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
11.2.5 Making a File System on the EVMS Volume . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
11.3 Cluster-Enabling a Linux POSIX Volume on a Shared Disk . . . . . . . . . . . . . . . . . . . . . . . . . 162
11.3.1 Logging in to iManager . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
11.3.2 Creating a Cluster Resource for a Linux POSIX Volume . . . . . . . . . . . . . . . . . . . . 163
11.3.3 Configuring a Load Script for a Linux POSIX Volume Cluster Resource. . . . . . . . . 164
11.3.4 Configuring an Unload Script for a Linux POSIX Volume Cluster Resource . . . . . . 165
11.3.5 Enabling Monitoring and Configuring a Monitor Script for a Linux POSIX Volume Cluster
Resource . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166
11.3.6 Configuring Policies for a Linux POSIX Volume Cluster Resource . . . . . . . . . . . . . 167
11.4 Creating a Virtual Server Name for the Cluster Resource . . . . . . . . . . . . . . . . . . . . . . . . . . . 169
11.4.1 Using ncs_ncpserv.py to Create an NCS:NCP Server Object. . . . . . . . . . . . . . . . . 169
11.4.2 Using iManager to Create an NCS:NCP Server Object. . . . . . . . . . . . . . . . . . . . . . 171
11.5 Sample Scripts for a Linux POSIX Volume Cluster Resource . . . . . . . . . . . . . . . . . . . . . . . . 172
11.5.1 Sample Load Script for the Linux POSIX Volume Cluster Resource. . . . . . . . . . . . 174
11.5.2 Sample Unload Script for the Linux POSIX Volume Cluster Resource . . . . . . . . . . 175
11.5.3 Sample Monitor Script for a Linux POSIX Volume Cluster Resource . . . . . . . . . . . 176
11.6 Expanding EVMS Volumes on Shared Disks. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 176
11.6.1 Expanding a Volume to a Separate Disk . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 176
11.6.2 Moving a Volume to a Larger Disk. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177
11.7 Deleting Shared Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 178
11.8 Known Issues for Working with Cluster Resources for Linux POSIX Volumes . . . . . . . . . . . 178
11.8.1 Dismount Volumes before Onlining a Comatose Resource . . . . . . . . . . . . . . . . . . 178
11.8.2 Cluster Services Must Be Running When Using EVMS . . . . . . . . . . . . . . . . . . . . . 178
11.8.3 Close EVMS Utilities When They Are Not In Use . . . . . . . . . . . . . . . . . . . . . . . . . . 178
11.8.4 Do Not Migrate Resources When EVMS Tools Are Running . . . . . . . . . . . . . . . . . 179
11.9 What’s Next . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
12 Configuring Novell Cluster Services in a Xen Virtualization Environment 181
12.1 Prerequisites for Xen Host Server Environments. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
12.2 Virtual Machines as Cluster Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
12.2.1 Creating a Xen Virtual Machine Cluster Resource . . . . . . . . . . . . . . . . . . . . . . . . . 183
12.2.2 Configuring Virtual Machine Load, Unload, and Monitor Scripts . . . . . . . . . . . . . . . 184

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12.2.3 Setting Up Live Migration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189
12.3 Virtual Machines as Cluster Nodes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 190
12.4 Virtual Cluster Nodes in Separate Clusters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191
12.5 Mixed Physical and Virtual Node Clusters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191
12.6 Additional Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193
13 Troubleshooting Novell Cluster Services 195
13.1 File Location Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
13.2 Diagnosing Cluster Problems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 196
13.3 Cluster Search Times Out (Bad XML Error). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197
13.4 A Device Name Is Required to Create a Cluster Partition . . . . . . . . . . . . . . . . . . . . . . . . . . . 197
13.5 Cluster Resource Goes Comatose Immediately After Migration or Failover . . . . . . . . . . . . . 197
13.6 smdr.novell Is Not Registered with SLP for a New Cluster Resource . . . . . . . . . . . . . . . . . . 197
13.7 Cluster View Displays the Wrong Cluster Node Name . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 198
13.8 NSS Takes Up to 10 Minutes to Load When the Server Is Rebooted (Linux) . . . . . . . . . . . . 198
13.9 Could Not Delete This Resource Data_Server (Error 499) . . . . . . . . . . . . . . . . . . . . . . . . . . 198
13.10 Problem Authenticating to Remote Servers during Cluster Configuration . . . . . . . . . . . . . . . 199
13.11 Problem Connecting to an iSCSI Target . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
13.12 Problem Deleting a Cluster Resource or Clustered Pool . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
13.13 Version Issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
13.14 Can’t Find the Prevent Cascading Failover Option . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
13.15 Is there a way to uninstall Novell Cluster Services from a server? . . . . . . . . . . . . . . . . . . . . 200
13.16 Cluster Resource Is Stuck in "NDS Sync" or "eDirectory Sync" State . . . . . . . . . . . . . . . . . . 200
14 Security Considerations 201
14.1 Cluster Administration Rights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
14.2 Ports. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
14.3 E-Mail Alerts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
14.4 Log Files. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
A Console Commands for Novell Cluster Services 203
A.1 Cluster Management Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203
A.2 Business Continuity Clustering Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
A.3 extend_schema Command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
A.4 SBD Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
B Files for Novell Cluster Services 209
C Comparing Novell Cluster Services for Linux and NetWare 213
D Comparing Clustering Support for OES 2 Services on Linux and NetWare 219
E Documentation Updates 225
E.1 March 15, 2010 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 225
E.1.1 Configuring and Managing Cluster Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . 226
E.1.2 Configuring Cluster Resources for Shared Linux POSIX Volumes . . . . . . . . . . . . . 226
E.1.3 Configuring Novell Cluster Services in a Xen Virtualization Environment . . . . . . . . 227
E.1.4 Troubleshooting Novell Cluster Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 227