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Guidelines for JVM layer (OpenJDK)

When starting a new JVM optimization, the following is a list of recommended parameters. After having selected the parameters, always make sure to add/review the corresponding parameter domains and constraints based on your environment. Please refer to the optimization pack reference page for more information.

Suggested Parameters for Open JDK 11

  • jvm_maxHeapSize
  • jvm_minHeapSize
  • jvm_gcType
  • jvm_newSize
  • jvm_survivorRatio
  • jvm_maxTenuringThreshold
  • jvm_parallelGCThreads
  • jvm_concurrentGCThreads
  • jvm_maxInlineSize
  • jvm_inlineSmallCode
  • jvm_useTransparentHugePages
  • jvm_alwaysPreTouch

Suggested Parameters for Open JDK 8

When starting a new JVM optimization, the following is a list of recommended parameters to include in your study:
  • jvm_gcType
  • jvm_maxHeapSize
  • jvm_newSize
  • jvm_survivorRatio
  • jvm_maxTenuringThreshold
  • jvm_parallelGCThreads
  • jvm_concurrentGCThreads