RAC Tuning

Oracle 12c    |    Intermediate
  • 9 Videos | 46m 28s
  • Includes Assessment
  • Earns a Badge
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Ensuring that a database is performing at its optimum capacity is crucial for any database administrator. Explore key RAC monitoring and tuning techniques.

WHAT YOU WILL LEARN

  • describe the approach when tuning a RAC database and the effect of accessing blocks in the global cache
    describe the impact of accessing blocks in the global cache and maintaining cache coherency
    describe the importance of using wait events to diagnose performance problems and list some of the important wait event views
    describe the main global cache wait events for current and consistent read blocks
    describe the most frequent enqueue waits and how global enqueue wait events can impact an Oracle RAC database
  • list some of the most common tuning techniques that are particularly important for RAC
    describe reasons for index block contention and list ways to mitigate the problem
    describe the impact of frequently allocating space to a segment in RAC
    describe tuning considerations relating to undo blocks, high water marks, and serialized cross-instance calls

IN THIS COURSE

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