Oracle Optimalizace, ladění aplikací a výkonnosti serveru

17 900  bez DPH

Termíny na vyžádání

Performance Tuning Overview

  • Write appropriate tuning goals
  • Apply the tuning methodology
  • Balance performance and safety trade-offs
  • Identify common tuning problems
  • Log a performance Service Request with Oracle Support

Popis

Statistics and Wait Events

  • Identify dynamic performance views useful in tuning
  • Identify key tuning components of the alert log file
  • Identify key tuning components of user trace files
  • Use dynamic performance views to view statistics and wait events

Metrics, Alerts, and Baselines

  • View metrics using the metrics history views
  • Create metric thresholds
  • View alerts
  • Create metric baselines
  • Enable adaptive thresholds

Using Statspack

  • Install Statspack
  • Create Statspack snapshots
  • Generate Statspack reports
  • Identify the major sections of the Statspack report

Using AWR

  • Create and manage AWR snapshots
  • Generate AWR reports
  • Create snapshot sets and compare periods
  • Generate ADDM reports
  • Generate ASH reports

Reactive Tuning

  • Use Enterprise Manager pages to identify symptoms
  • Eliminate operating system issues

Tuning the Shared Pool

  • Diagnose shared pool problems
  • Size the shared pool
  • Size the reserved area
  • Keep objects in the shared pool

Tuning the Buffer Cache

  • Describe the buffer cache architecture
  • Size the buffer cache
  • Resolve common performance issues related to the buffer cache
  • Use common diagnostic indicators to suggest a possible solution

Automatic Shared Memory

  • Enable Automatic Shared Memory
  • Set auto-tuned memory parameters
  • Set the manually tuned SGA parameters
  • Use the SGA advisor to set SGA target

Checkpoint and Redo Tuning

  • Diagnose checkpoint and redo issues
  • Implement Fast Start MTTR target
  • Monitor performance impact of Fast Start MTTR target
  • Implement multiple database writers
  • Tune the redo chain
  • Size the redo log file
  • Size the redo log buffer

Tuning I/O

  • Diagnose database I/O issues
  • Describe the Stripe and Mirror Everything (SAME) concept
  • Explain the benefits of asynchronous I/O
  • Choose appropriate I/O solutions

Tuning PGA and Temporary Space

  • Diagnose PGA memory issues
  • Size the PGA memory
  • Diagnose temporary space issues
  • Specify temporary tablespace parameters for efficient operation

Tuning Block Space Usage

  • Tune segment space management
  • Convert from dictionary managed tablespaces
  • Convert to automatic segment space management
  • Tune block space management
  • Diagnose and correct row chaining
  • Diagnose table fragmentation
  • Compare characteristics of bigfile and smallfile tablespaces

Initial Configuration

  • List best practices identified throughout the course

Recenze

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