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Compaq Reliable Transaction Router manual

Models: Reliable Transaction Router

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Compaq Reliable Transaction Router manual

Contents

January Revision/Update Information This is a new manualReliable Transaction Router Getting Started Compaq Computer Corporation Houston, TexasThis document was prepared using VAX DOCUMENT, Version 2001 Compaq Computer CorporationUNIX and The Open Group are trademarks of The Open Group Introduction Architectural ConceptsContents 5 The RTR Environment 3 Reliability Features4 RTR Interfaces Glossary Index ExamplesFigures TablesPage Preface Purpose of this DocumentDocument Structure Related Documentation RTR CommandsRouter Installation For all usersConventions Reading PathReaders Comments New termApplication Programmer Figure 1 RTR Reading PathSystem Manager If V2 toIntroduction Reliable Transaction RouterRTR Continuous Computing Concepts RTR Terminology Figure 1-1 Client Symbol Figure 1-2 Server Symbol Channel RTR conﬁguration RolesFigure 1-3 Roles Symbols Figure 1-4 Facility SymbolFE TR Figure 1-5 Components in the RTR Environment Nontransactional messaging Transaction ID Transaction Controller 1-8 IntroductionFigure 1-6 Two-Tier Client/Server Environment Figure 1-7 Three-Tier Client/Server EnvironmentFigure 1-8 Browser Applet Conﬁguration Web Server Process RTR Client Application1-10 Introduction Figure 1-9 RTR with Browser, Single Node, and Database Figure 1-10 RTR Deployed on Two NodesFigure 1-11 RTR Deployed on Three Nodes 1-12 IntroductionFigure 1-12 Standby Server Conﬁguration Transactional shadowing RTR JournalFigure 1-13 Transactional Shadowing Conﬁguration RTR Server Types Concurrent servers Callout servers Figure 1-15 Standby Servers Transactional shadow serverFigure 1-16 Shadow Servers Figure 1-17 Concurrent Servers User Accounts Facility Figure 1-18 A Callout ServerFigure 1-19 Bank Partitioning Example TR A partition can also have multiple standby servers RTR Networking Capabilities RouterPage Architectural Concepts The Three-Layer ModelFigure 2-1 The Three Layer Model ZKO-GS011-99AIRTR Facilities Bridge the Gap BroadcastsFlexibility and Growth Transaction Integrity Flexibility and GrowthThe Partitioned Data Model Object-Oriented ProgrammingFigure 2-2 Partitioned Data Model ZKO-GS012-99AIObjects Table 2-1 Functional and Object-Oriented Programming ComparedMessages Class Relationships Example 2-1 Objects-Deﬁned SamplePolymorphism Object Implementation Beneﬁts XA Support Programmers Reference Manual and the RTR Application Design GuideReliability Features ServersRecovery Failover and RecoveryRecovery Scenarios Router FailoverBackend Recovery Router Recovery Frontend Recovery Page RTR Interfaces RTR Management Station RTR Management Station RTR CREATE FACILITY DESIGN/ALLROLES=NODEA $ RTRRTR SHOW JOURNAL RTR SHOW FACILITYRTR RTRRECEIVEMESSAGE/TIME=0 RTR RTRRECEIVEMESSAGE/CHAN=SRTR show transaction $ RTR RTR START RTRenters commands at the server RTR RTRRECEIVEMESSAGE/CHANNEL=C/timRTR RTRSTARTTX/CHAN=C RTR show transactionInterface Application Programming InterfacesBrowser Object-OrientedApplication Programming Interfaces Figure 4-1 RTR Browser Interfaceinterface, see the RTR C Application Programmers Reference RTR CExample of object creation in an RTR server program Manual and the RTR Application Design GuideExample of an open channel call in an RTR client program The RTR Environment The RTR System Management EnvironmentHandles all transactions and recovery Page Transaction Monitoring RTRManagement RTR Monitor pictures or the RTR Monitor let you view theThe RTR Runtime Environment PartitionManagement Figure 5-2 RTR Runtime Environment RTR Release Notes RTR Installation GuideWhats Next? RTR Migration Guide ifPage applet GlossaryACID applicationcallout server branchbroadcast channeldata marshalling common classesconcurrent server data objectendian frontend message properties primaryprocess property classesRTR conﬁguration rollbackrouter RTR environmenttransaction shadowstandby transaction controllertwo-phase commit transactional messagetransactional shadowing Index Index-1Index-2