Oracle Tuxedo/Oracle Exalogic Users Guide

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Oracle Tuxedo/Oracle Exalogic Users Guide

Overview

About this Guide

About Oracle Exalogic

About Oracle Tuxedo optimizations for Oracle Exalogic

Tuxedo Optimizations on Exalogic

Direct Cross Node Communication Leveraging RDMA

Self-Tuning Lock Mechanism

Oracle Tuxedo SDP Support

Shared Memory Interprocess Communication

Partial One Phase Read-Only Optimization for RAC

Shared Applications Staging

Tightly Coupled Transactions Spanning Domains

XA Transaction Affinity

Common XID

Single Group Multiple Branches (SGMB)

Failover/Failback across Database Instances

Load Balancing across RAC Instances

Concurrent Global Transaction Table Lock

Oracle Tuxedo Configuration

Direct Cross Node Communication Leveraging RDMA

UBBCONFIG File

Setting Shell Limit for Memory Lock

Setting Default Directory Name for File Transfer

Self-Tuning Lock Mechanism

Oracle Tuxedo SDP Support

MP

GWTDOMAIN

WSL

/WS client

JSL

WTC

Shared Memory Interprocess Communication

Partial One Phase Read-Only Optimization for RAC

Database

Choosing APPDIR

Tightly Coupled Transactions Spanning Domains

XA Transaction Affinity

Common XID

Single Group Multiple Branches (SGMB)

Failover/Failback across Database Instances

Load Balancing across RAC Instances

Concurrent Global Transaction Table Lock

Best Practices to Optimize Performance

Direct Cross Node Communication Leveraging RDMA

Scenarios recommended

Setting EXALOGIC_MSGQ_CACHE_SIZE

Calculating Shared Memory Size for Msgq_daemon

Using tmloadcf

Adjusting Shared memory size:

Self-Tuning Lock Mechanism

Shared Memory Interprocess Communication

Partial One Phase Read-Only Optimization for RAC

XA Transaction Affinity

Common XID

Failover/Failback across Database Instances

Load Balancing across RAC Instances

Single Group Multiple Branches (SGMB)

Oracle Tuxedo SDP Support

Running Oracle Tuxedo

Start/Stop tux_msgq_monitor

Assistant Tools

Shell Scripts for Start/Stop Oracle Tuxedo

Running Oracle Tuxedo on OVM

Upgrade

Appendix

Terminology

Oracle Tuxedo installation

Configuration for Exalogic

Platform Requirements

Start Installation


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