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课程大纲
 
  • Oracle Database 11g: Performance Tuning DBA Releas
    Oracle Database 11g: Performance Tuning DBA Release 2 (11gR2-PERFORM)培训
    培训大纲:
    1. Basic Tuning Tools
    Monitoring Tools
    Enterprise Manager
    V$ Views, Statistics, and Metrics
    Wait Events
    2. Using Automatic Workload Repository
    Managing the Automatic Workload Repository
    Create AWR Snapshots
    Real-Time SQL Monitoring (a 11.1 feature - new lesson in NF L-15)
    3. Defining Problems
    Defining the Problem
    Limit the Scope
    Setting the Priority
    Top SQL Reports
    Common Tuning Problems
    Tuning During the Life Cycle
    ADDM Tuning Session
    Performance vs. Business Requirements
    Performance Tuning Resources
    Filing a Performance Service Request
    Monitoring and Tuning Tools
    4. Using Metrics and Alerts
    Metrics, Alerts, and Baselines
    Limitation of Base Statistics
    Typical Delta Tools
    Oracle Database 11g Solution: Metrics
    Benefits of Metrics
    Viewing Metric History Information
    Vsing EM to View Metric Details
    Statistic Histograms
    Histogram Views
    Database Control
    Usage Model Setting Thresholds
    Server-Generated Alerts, Creating and Testing an Alert Metric, and Alert Views
    5. Using Baselines
    Comparative Performance Analysis with AWR Baselines
    AWR Baselines
    Moving Window Baseline
    Baselines in Performance
    Page Settings
    Baseline Templates
    AWR Baselines
    Creating AWR Baselines
    Managing Baselines with PL/SQL
    Baseline Views
    Performance Monitoring and Baselines
    Defining Alert Thresholds
    Using a Static Baseline
    Using EM to Quickly Configure
    Changing Adaptive Threshold Settings
    6. Using AWR Based Tools
    Automatic Maintenance Tasks
    ADDM Performance Monitoring
    Active Session History
    7. Monitoring an Application
    What Is a Service?
    Service Attributes and Service Types
    Creating Services
    Managing Services in a Single-Instance Environment
    Everything Switches to Services
    Using Services with Client Applications
    Using Services with the Resource Manager
    Services and Resource Manager with EM
    Using Services with the Scheduler
    Using Services with Parallel Operations and Metric Thresholds
    Service Aggregation and Tracing
    Service Aggregation Configuration
    Client Identifier Aggregation and Tracing
    Service Performance Views
    8. Identifying Problem SQL Statements
    SQL Statement Processing Phases and the Role of the Oracle Optimizer
    Identifying Bad SQL Real-Time SQL Monitoring (a 11.1 feature - new lesson in NF L-15), and TOP SQL Reports
    What Is an Execution Plan? Methods for Viewing Execution Plans and Uses of Execution Plans
    DBMS_XPLAN Package
    EXPLAIN PLAN Command
    Reading an Execution Plan, Using the V$SQL_PLAN View, and Querying the AWR
    SQL*Plus AUTOTRACE and SQL Trace Facility
    How to Use the SQL Trace Facility
    Generate an Optimizer Trace
    9. Influencing the Optimizer
    Functions of the Query Optimizer, Selectivity, Cardinality and Cost
    Changing Optimizer Behavior
    Using Hints, Optimizer Statistics, and Extended Statistics
    Controlling the Behavior of the Optimizer with Parameters
    Enabling Query Optimizer Features
    Influencing the Optimizer Approach
    Optimizing SQL Statements, Access Paths, and Choosing an Access Path
    Join and Sort Operations
    How the Query Optimizer Chooses Execution Plans for Joins
    Reducing the Cost
    10. Using SQL Performance Analyzer
    Real Application Testing
    SQL Performance Analyzer: Process Capturing the SQL Workload
    Creating a SQL Performance Analyzer and Task SPA (NF Lesson 9) DBMS_SQLTUNE.CREATE_TUNING_TASK
    Optimizer Upgrade Simulation
    SQL Performance Analyzer Task Page
    Comparison Report
    Comparison Report SQL Detail
    Tuning Regressing Statements
    Preventing Regressions
    Parameter Change Analysis
    Guided Workflow Analysis
    SQL Performance Analyzer: PL/SQL Example Data Dictionary Views
    11. SQL Performance Management
    Maintaining SQL Performance and Optimizer Statistics
    Automated Maintenance Tasks
    Statistic Gathering Options
    Setting Statistic Preferences
    Restore Statistics
    Deferred Statistics Publishing
    Automatic SQL Tuning
    SQL Tuning Advisor
    Using the SQL Access Advisor
    SQL Plan Management
    12. Using Database Replay
    The Big Picture
    System Architecture
    Capture and Replay Considerations
    Replay Options and Analysis
    Database Replay Workflow in Enterprise Manager
    Packages and Procedures
    Data Dictionary Views: Database Replay
    Database Replay: PL/SQL Example
    Calibrating Replay Clients
    13. Tuning the Shared Pool
    Shared Pool Architecture and Operation
    The Library Cache, Latch, and Mutex
    Diagnostic Tools for Tuning the Shared Pool
    Avoiding Hard and Soft Parses
    Sizing the Shared Pool
    Avoiding Fragmentation
    Data Dictionary Cache
    SQL Query Result Cache
    UGA and Oracle Shared Server
    Large Pool
    Tuning the Large Pool
    14. Tuning the Buffer Cache
    Oracle Database Architecture: Buffer Cache
    Database Buffers
    Buffer Hash Table for Lookups
    Working Sets
    Buffer Cache Tuning Goals and Techniques
    Buffer Cache Performance Symptoms and Solutions
    Automatically Tuned Multiblock Reads
    Flushing the Buffer Cache (for Testing Only)
    15. Tuning PGA and Temporary Space
    SQL Memory Usage and Performance Impact
    SQL Memory Manager
    Configuring Automatic PGA Memory and Setting PGA_AGGREGATE_TARGET Initially
    Monitoring and Tuning SQL Memory Usage
    PGA Target Advice Statistics and Histograms
    Automatic PGA and Enterprise Manager
    Automatic PGA and AWR Reports
    Temporary Tablespace Management
    Temporary Tablespace Shrink Tablespace Option for Creating Temporary Table
    16. Automatic Memory Management
    Oracle Database Architecture, Dynamic SGA, and Memory Advisories
    Granule
    Manually Adding Granules to Components
    Increasing the Size of an SGA Component, SGA Sizing Parameters, and Manually Resizing Dynamic SGA Parameters
    Automatic Shared Memory Management
    Memory Broker Architecture
    Behavior of Auto-Tuned and Manually Tuned SGA Parameters
    Using the V$PARAMETER View
    Resizing SGA_TARGET
    Disabling, Configuring, and Monitoring Automatic Shared Memory Management (ASMM)
    Automatic Memory Management
    17. Tuning Segment Space Usage
    Space and Extent Management
    Locally Managed Extents
    How Table Data Is Stored
    Anatomy of a Database Block
    Minimize Block Visits
    The DB_BLOCK_SIZE Parameter
    Small and Large Block Size: Considerations
    Block Allocation, Free Lists, and Block Space Management with Free Lists
    Automatic Segment Space Management
    Migration and Chaining, Shrinking Segments, and Table Compression
    18. Tuning I/O
    I/O Architecture, File System Characteristics, I/O Modes, and Direct I/O
    Bandwidth vs. Size
    Important I/O Metrics for Oracle Databases
    I/O Calibration and Enterprise Manager
    I/O Calibration and the PL/SQL Interface
    I/O Statistics and Enterprise Manager
    Stripe and Mirror Everything
    Using RAID
    I/O Diagnostics
    Database I/O Tuning
    What Is Automatic Storage Management?
    19. Performance Tuning Summary
    Best Practices
    Performance Tuning Methodology
    20. Appendix B: Using Statspack
    Installing Statspack
    Capturing Statspack Snapshots
    Reporting with Statspack
    Statspack Considerations
    Statspack and AWR Reports
    Reading a Statspack Report
    Statspack and AWR
     

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