Red Hat CLUSTER SUITE FOR ENTERPRISE LINUX 5.2 Guida di Installazione Pagina 6
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7.4.3 FS.........................................................................................................................44
7.4.4 SAPInstance.........................................................................................................45
7.4.5 SAPDatabase.......................................................................................................49
7.5 Dependencies..............................................................................................................52
7.5.1 Resource Dependencies.......................................................................................52
7.5.2 Service Dependencies..........................................................................................53
7.5.2.1 Hard and Soft Dependencies.............................................................................53
7.5.2.2 Follow Service Dependency..............................................................................53
8 Cluster Management...........................................................................................................54
8.1 CMAN...........................................................................................................................54
8.1.1 cman_tool status...................................................................................................54
8.1.2 cman_tool nodes...................................................................................................55
8.1.3 cman_tool services...............................................................................................55
8.2 rgmanager....................................................................................................................56
8.2.1 clustat...................................................................................................................56
8.2.2 clusvcadm.............................................................................................................56
8.2.3 rg_test...................................................................................................................56
8.3 Open-Sharedroot.........................................................................................................57
8.3.1 Host dependent files.............................................................................................57
8.3.2 Update initrd..........................................................................................................57
8.3.3 Cluster Clone........................................................................................................57
Appendix A: cluster.conf..........................................................................................................58
Appendix B: multipath.conf......................................................................................................60
Appendix C: lvm.conf...............................................................................................................63
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- Table of Contents 3
- 1 Executive Summary 7
- 1.2 Audience 8
- 1.3 Acronyms 8
- 1.4 Reference Documentation 9
- 1.5 SAP Overview 10
- 2 Testbed Environment 11
- 3 Hardware Requirements 12
- 4 Red Hat Cluster Basics 13
- 4.4 Qdisk 14
- 4.5 GFS 15
- 4.6 DLM 16
- 4.7 Fencing 16
- 4.9 Storage Mirroring 17
- 4.8 CLVM 17
- 4.11 Shared Root Cluster 18
- 4.12 Scalability 18
- 4.13 Availability 18
- 4.14 Management 18
- 5.1 OS Customizations 19
- 5.2 Network Configuration 20
- 5.3 Storage Configuration 21
- 5.3.4 GFS 22
- 5.4.1 Core Cluster Software 23
- 5.5.1 CMAN / OpenAIS 25
- 5.5.2 Qdisk 25
- 5.5.3 Fencing 27
- 5.5.4 Cluster Nodes 27
- # service cman start 28
- 6 SAP Installation 29
- 6.1.3 SAP File Systems 30
- 6.2.1 SAP Architecture 33
- 6.2.3 SAP File Systems 34
- 6.3.1 SAP Architecture 37
- 6.3.3 SAP File Systems 37
- 7 Resource Manager 39
- 7.2 Configuration 40
- 7.3 Failover Domains 40
- or cifs) No 43
- 7.4.4 SAPInstance 44
- GREEN = everything is fine 45
- 7.4.5 SAPDatabase 48
- 7.5 Dependencies 52
- 8 Cluster Management 54
- 8.2 rgmanager 55
- 8.3 Open-Sharedroot 56
- 8.3.2 Update initrd 57
- 8.3.3 Cluster Clone 57
- Appendix A: cluster.conf 58
- Appendix B: multipath.conf 60
- Appendix C: lvm.conf 62
- 64 64
- 66 66
- 68 68
- 70 70
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