Oracle Database 12c: Performance Management and Tuning Training

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Oracle Database 12c: Performance Management and Tuning training delivers all the essential skills and knowledge that a proactive DBA must possess. The detailed study in this course explains how to tune the database and conduct performance analysis. The candidates will be exposed to the right use of Enterprise Manager for monitoring the instances and related components. The upcoming and enthusiastic DBA’s will also develop the skills of identifying the SQL statements that need to be diagnosed and tuned. The training prepares the participants to appear for Oracle 12c performance tuning certification examination.

After learning Oracle Database 12c: Performance Management and Tuning course, the learners will be able to:

  • Understand the concept of tuning, Performance Tuning Diagnostics, and Performance Tuning Tools and related terms
  • Use Enterprise Manager, a tool based on the Automatic Workload Repository to tune the databases
  • Use metrics, alerts, and baselines to monitor the performance
  • Define use-cases and work on Real-time database operation monitoring
  • Control the behavior of the Query Optimizer with parameters
  • Tune instance components
Target audience
  • Database Administrators
  • Data Warehouse Administrators
Prerequisites
  • Oracle Database 12c: Install and Upgrade Workshop
Exam(s)

To be an Oracle Certified Expert, Oracle Database 12c: Performance Management and Tuning the candidate has to write and successfully qualify the exam 1Z0-064.

1. Introduction

  • Course Objectives
  • Course Organization
  • Course Agenda
  • Topics Not Included in the Course
  • Who Tunes?
  • What Does the DBA Tune?
  • How to Tune
  • Tuning Methodology

2. Basic Tuning Diagnostics

  • Performance Tuning Diagnostics
  • Performance Tuning Tools
  • Tuning Objectives
  • Top Timed Events
  • DB Time
  • CPU and Wait Time Tuning Dimensions
  • Time Model
  • Dynamic Performance Views

3. Using Automatic Workload Repository

  • Automatic Workload Repository Overview
  • Automatic Workload Repository Data
  • Enterprise Manager Cloud Control and AWR
  • Snapshots
  • Reports
  • Compare Periods

4. Defining the Scope of Performance Issues

  • Defining the Problem
  • Limiting the Scope
  • Setting the Priority
  • Top SQL Reports
  • Common Tuning Problems
  • Tuning During the Life Cycle
  • ADDM Tuning Session
  • Performance Versus Business Requirements

5. Using Metrics and Alerts

  • Metrics and Alerts Overview
  • Limitation of Base Statistics
  • Benefits of Metrics
  • Viewing Metric History Information
  • Viewing Histograms
  • Server-Generated Alerts
  • Setting Thresholds
  • Metrics and Alerts Views

6. Using Baselines

  • Comparative Performance Analysis with AWR Baselines
  • Automatic Workload Repository Baselines
  • Moving Window Baseline
  • Baselines in Performance Page Settings
  • Baseline Templates
  • AWR Baseslines
  • Creating AWR Baselines
  • Managing Baselines with PL/SQL

7. Using AWR-Based Tools

  • Automatic Maintenance Tasks
  • ADDM Performance Monitoring
  • Using Compare Periods ADDM
  • Active Session History
  • New or Enhanced Automatic Workload Repository Views
  • Emergency Monitoring
  • Real-time ADDM

8. Real-Time Database Operation Monitoring

  • Overview
  • Use Cases
  • Defining a Database Operation
  • Scope of a Composite Database Operation
  • Database Operation Concepts
  • Identifying a Database Operation
  • Enabling Monitoring of Database Operations
  • Identifying, Starting, and Completing a Database Operation

9. Monitoring Applications

  • What is a Service?
  • Service Attributes
  • Service Types
  • Creating Services
  • Managing Services in a Single-Instance Environment
  • Where are Services Used?
  • Using Services with Client Applications
  • Services and Pluggable Databases

10. Identifying Problem SQL Statements

  • SQL Statement Processing Phases
  • Role of the Oracle Optimizer
  • Identifying Bad SQL
  • Top SQL Reports
  • SQL Monitoring
  • What is an Execution Plan?
  • Methods for Viewing Execution Plans
  • Uses of Execution Plans

11. Influencing the Optimizer

  • Functions of the Query Optimizer
  • Selectivity
  • Cardinality and Cost
  • Changing Optimizer Behavior
  • Optimizer Statistics
  • Extended Statistics
  • Controlling the Behavior of the Optimizer with Parameters
  • Enabling Query Optimizer Features

12. Reducing the Cost of SQL Operations

  • Reducing the Cost
  • Index Maintenance
  • SQL Access Advisor
  • Table Maintenance for Performance
  • Table Reorganization Methods
  • Space Management
  • Extent Management
  • Data Storage

13. Using SQL Performance Analyzer

  • Real Application Testing: Overview
  • Real Application Testing: Use Cases
  • SQL Performance Analyzer: Process
  • Capturing the SQL Workload
  • Creating a SQL Performance Analyzer Task
  • SQL Performance Analyzer: Tasks
  • Parameter Change
  • SQL Performance Analyzer Task Page

14. SQL Performance Management

  • Maintaining SQL Performance
  • Maintaining Optimizer Statistics
  • Automated Maintenance Tasks
  • Statistic Gathering Options
  • Setting Statistic Preferences
  • Restore Statistics
  • Deferred Statistics Publishing
  • Automatic SQL Tuning

15. Using Database Replay

  • Using Database Replay
  • The Big Picture
  • System Architecture
  • Capture Considerations
  • Replay Considerations: Preparation
  • Replay Considerations
  • Replay Options
  • Replay Analysis

16. Tuning the Shared Pool

  • Shared Pool Architecture
  • Shared Pool Operation
  • The Library Cache
  • Latch and Mutex
  • Diagnostic Tools for Tuning the Shared Pool
  • Avoiding Hard Parses
  • Reducing the Cost of Soft Parses
  • Sizing the Shared Pool

17. Tuning the Buffer Cache

  • Oracle Database Architecture: Buffer Cache
  • Buffer Cache: Highlights
  • Database Buffers
  • Buffer Hash Table for Lookups
  • Working Sets
  • Buffer Cache Tuning Goals and Techniques
  • Buffer Cache Performance Symptoms
  • Buffer Cache Performance Solutions

18. Tuning PGA and Temporary Space

  • SQL Memory Usage
  • Performance Impact
  • Automatic PGA Memory
  • SQL Memory Manager
  • Configuring Automatic PGA Memory
  • Setting PGA_AGGREGATE_TARGET Initially
  • Limiting the size of the Program Global Area (PGA)
  • SQL Memory Usage

19. Automatic Memory

  • Oracle Database Architecture
  • Dynamic SGA
  • Granule
  • Memory Advisories
  • Manually Adding Granules to Components
  • Increasing the Size of an SGA Component
  • Automatic Shared Memory Management: Overview
  • SGA Sizing Parameters: Overview

20. Performance Tuning Summary with Waits

  • Commonly Observed Wait Events
  • Additional Statistics
  • Top 10 Mistakes Found in Customer Systems
  • Symptoms

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