Oracle Database 11g: Performance Tuning (DMA D50317)

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Informazione importanti

  • Corso
  • Online
  • 5 ore di lezione
Descrizione

Nel corso Database Oracle 11: Performance Management and Tuning, si apprende come conoscere le analisi e messa a punto attività di prestazioni previste di un DBA: gestione proattiva attraverso funzionalità integrate di effettuazione delle analisi e strumenti, diagnosi e messa a punto dei componenti istanza di database Oracle, e la diagnosi e messa a punto di problemi di prestazioni relativi a SQL.

Informazione importanti

Domande più frequenti

· A chi è diretto?

Amministratori di database ed amministratori di datawarehouse.

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Programma

IL CENTRO PRESENTA IL PROGRAMMA PENSATO PER MIGLIORARE LE TUE COMPETENZE E PERMETTERTI DI REALIZZARE GLI OBIETTIVI STABILITI. NEL CORSO DELLA FORMAZIONE SI ALTERNERANNO DIFFERENTI MODULI CHE TI PERMETTERANNO DI ACQUISIRE LE CONOSCENZE SULLE DIFFERENTI TEMATICHE PROPOSTE.


Al termine del corso gli allievi saranno in grado di:

  • Diagnosticare e problemi di prestazioni sintonizzare grado comuni correlati
  • Utilizzare le pagine relative alle prestazioni Enterprise Manager per monitorare un database Oracle
  • Utilizzare la metodologia messa a punto di database Oracle
  • Utilizzare consiglieri di database per ottimizzare in modo proattivo un'istanza del database Oracle
  • Utilizzare gli strumenti basati sul Automatic Workload Repository per ottimizzare il database
  • Diagnosticare e problemi di prestazioni sintonizzare comuni SQL correlati
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
Basic Tuning Diagnostics
  • Performance Tuning Diagnostics, Features, and Tools
  • DB Time
  • CPU and Wait Time Tuning Dimensions
  • Time Model
  • Dynamic Performance Views
  • Statistics
  • Wait Events
  • Log Files and Trace Files
Using Automatic Workload Repository
  • Automatic Workload Repository Overview
  • Automatic Workload Repository Data
  • Enterprise Manager Cloud Control and AWR
  • Snapshots
  • Reports
  • Compare Periods
Defining the Scope of Performance Issues
  • Defining the Problem and Limiting the Scope
  • Setting the Priority
  • Top SQL Reports
  • Common Tuning Problems
  • Tuning During the Life Cycle
  • ADDM Tuning Session
  • Performance Tuning Resource
  • Monitoring and Tuning Tools Overview
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
Using Baselines
  • Comparative Performance Analysis with AWR Baselines
  • Moving Window Baseline
  • Baseline Templates
  • Creating AWR Baselines
  • Baselines Views
  • Performance Monitoring and Baselines
  • Defining Alert Thresholds Using a Static Baseline
  • Configuring Adaptive Thresholds
Using AWR-Based Tools
  • Automatic Maintenance Tasks
  • ADDM Performance Monitoring
  • Active Session History
  • Additional Automatic Workload Repository Views
  • Real-time ADDM
Real-Time Database Operation Monitoring
  • Overview and Use Cases
  • Defining a Database Operation
  • Database Operation Concepts
  • Enabling Monitoring of Database Operations
  • Identifying, Starting, and Completing a Database Operation
  • Monitoring the Progress of a Database Operation
  • Database Operation Views
  • Database Operation Tuning
Monitoring Applications
  • Service Attributes and Types
  • Creating Services
  • Using Services with Client Applications
  • Using Services with the Resource Manager
  • Services and Oracle Scheduler
  • Services and Metric Thresholds
  • Service Aggregation and Tracing
  • Top Services Performance Page
Identifying Problem SQL Statements
  • SQL Statement Processing Phases
  • SQL Monitoring
  • Execution Plans
  • DBMS_XPLAN Package
  • EXPLAIN PLAN Command
  • Reading an Execution Plan
  • Using the SQL Trace Facility
  • Generating an Optimizer Trace
Influencing the Optimizer
  • Functions of the Query Optimizer
  • Optimizer Statistics
  • Controlling the Behavior of the Optimizer by Using Parameters
  • Enabling Query Optimizer Features
  • Using Hints
  • Access Paths
  • Join Operations
  • Sort Operations
Reducing the Cost of SQL Operations
  • Index Maintenance
  • SQL Access Advisor
  • Table Maintenance and Reorganization
  • Extent Management
  • Data Storage
  • Migration and Chaining
  • Shrinking Segments
  • Table Compression
Using SQL Performance Analyzer
  • SQL Performance Analyzer Overview
  • Real Application Testing Overview and Use Cases
  • Capturing the SQL Workload
  • Creating a SQL Performance Analyzer Task
  • Comparison Reports
  • Tuning Regressing Statements
  • Guided Workflow Analysis
  • SQL Performance Analyzer Views
SQL Performance Management
  • Maintaining Optimizer Statistics
  • Automated Maintenance Tasks
  • Statistics Gathering Options and Preferences
  • Deferred Statistics Publishing
  • Automatic SQL Tuning
  • SQL Tuning Advisor
  • SQL Access Advisor
  • SQL Plan Management
Using Database Replay
  • Database Replay Architecture
  • Capture Considerations
  • Replay Options
  • Replay Analysis
  • Database Replay Workflow in Enterprise Manager
  • Database Replay Packages and Procedures
  • Database Replay Views
  • Calibrating Replay Clients
Tuning the Shared Pool
  • Shared Pool Architecture
  • Latch and Mutex
  • Diagnostic Tools for Tuning the Shared Pool
  • Avoiding Hard Parses
  • Sizing the Shared Pool
  • Avoiding Fragmentation
  • Data Dictionary Cache
  • SQL Query Result Cache
Tuning the Buffer Cache
  • Database Buffer Cache Architecture
  • Working Sets
  • Buffer Cache Tuning Goals and Techniques
  • Buffer Cache Performance Symptoms
  • Buffer Cache Performance Solutions
  • Database Smart Flash Cache
  • Flushing the Buffer Cache
Tuning PGA and Temporary Space
  • SQL Memory Usage
  • Configuring Automatic PGA Memory
  • PGA Target Advice Statistics and Histograms
  • Automatic PGA and AWR Reports
  • Temporary Tablespace Management
  • Temporary Tablespace Group
  • Monitoring Temporary Tablespaces
  • Temporary Tablespace Shrink
Automatic Memory
  • Dynamic SGA
  • Automatic Shared Memory Management Overview
  • SGA Sizing Parameters
  • Enabling and Disabling Automatic Shared Memory Management
  • SGA Advisor
  • Automatic Memory Management Overview
  • Enabling Automatic Memory Management
  • Monitoring Automatic Memory Management
Tuning I/O
  • I/O Architecture
  • I/O Modes
  • Important I/O Metrics for Oracle Databases
  • I/O Calibration
  • I/O Statistics
  • I/O Diagnostics
  • Database I/O Tuning
  • Automatic Storage Management (ASM)
Performance Tuning Summary
  • Initialization Parameters and their Impact on Performance
  • Initial Memory Sizing
  • Tuning the Large Pool
  • Best Practices for Different Types of Tablespaces
  • Block Sizes
  • Sizing the Redo Log Buffer and Redo Log Files
  • Automatic Statistics Gathering
  • Commonly Observed Wait Events

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