Oracle Database: Performance Management and Tuning

Overview

• Use the Oracle tuning methodology
• Use Oracle-supplied tools for monitoring and diagnosing SQL and instance tuning issues
• Use database advisors to proactively correct performance problems
• Identify problem SQL statements
• Tune SQL performance problems
• Monitor instance performance by using Enterprise Manager
• Tune instance components by primarily using instance parameter

Audience

• Administrator
• Database Administrator

Prerequisites

Suggested Prerequisite

• Oracle Database: Install and Upgrade Workshop
• Familiarity with Oracle Database installation
• Familiarity with Oracle Database configuration concepts

Required Prerequisite

• Oracle Database: Administration Workshop
• Basic knowledge of Linux operating system
• A working knowledge of SQL and PL/SQL packages
• Basic understanding of Oracle Database architecture
• Familiarity with basic database monitoring procedures

Objectives

• Describe Performance Management
• Use AWR Performance Statistics
• Use AWR Based Tools
• Improve SQL Statement Performance
• Influence the Optimizer
• Use Tuning Analyzers and Advisors
• Monitor Operations and applications
• Manage Database Memory
• Use In-Memory Column Store Feature

Outline

Overview & Preparing the Databases

• Defining the Scope of Performance Issues, Tuning Life Cycle Phases and Using Enterprise Manager to Identify OS Issues
• Using the Time Model to Diagnose Performance Issues
• Using Statistics and Wait Events to Diagnose Performance Issues
• Using Log and Trace Files to Monitor Performance
• Using Enterprise Manager Cloud Control and SQL Developer to Monitor Performance
• Using Statspack to View Performance Data: Installing Statspack, Creating Snapshots and Generating Statspack Reports
• Using Automatic Workload Repository
• Setting Up and Viewing Server-Generated Alerts
• Using Baselines
• Configuring and Managing Automated Maintenance Tasks
• Using ADDM to Analyze Performance and AWR-Based Tools to Identify Performance Issues
• Using Active Session History Data for First Fault System Analysis and Generating and Reviewing an ASH Report to Identify Performance Issues
• Using Emergency Monitoring and Real-Time ADDM to Analyze Performance Issues

Overview of SQL Statement Processing

• Maintaining Indexes
• Maintaining Tables: Block Space Management, Shrinking Segments, Advanced Index Compression, Analyzing the Impact of Excess Blocks
• Introduction to Query Optimizer and Using Initialization Parameters to Control Optimizer Behavior
• Understanding Execution Plans, Using AUTOTRACE and EXPLAIN PLAN
• Viewing Execution Plans by Using SQL Trace and the TKPROF Utility
• Managing Optimizer Statistics
• Using Automatic SQL Tuning
• Using the SQL Plan Management Feature

Overview of the SQL Advisors

• Using the SQL Tuning Advisor and SQL Access Advisor to Improve SQL Performance

Overview of Real Application Testing Components

• Using SQL Performance Analyzer to Determine the Impact of Changes
• Using Database Replay to Test System Performance
• Implementing Real-Time Database Operation Monitoring
• Using Services to Monitor Applications

Overview of Memory Structures

• Managing Shared Pool Performance
• Managing Buffer Cache Performance
• Managing PGA and Temporary Space Performance
• Configuring the Large Pool
• Using Automatic Shared Memory Management
• Introduction to In-Memory Column Store
• Configuring the In-Memory Column Store Feature
• Using the In-Memory Column Store Feature to Improve SQL Performance
• Using In-Memory Column Store with Oracle Database Features