O'Reilly logo

Oracle SOA Suite Performance Tuning Cookbook by Matt Brasier, Nicholas Wright

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Setting the survivor ratio

Survivor ratio determines the size of the survivor spaces, as a ratio of the total new space, and can be tuned to ensure that the survivor spaces are large enough to hold all the objects that survive "young" garbage collections.

Getting ready

This recipe assumes you are using the HotSpot JVM. JRockit manages memory differently and does not have an equivalent parameter.

For more details, refer to the Getting ready section of the Setting the new size recipe.

How to do it...

To set the heap survivor ratio for the HotSpot JVM, perform the following steps:

  1. Navigate to the domain's bin directory:
    cd %MIDDLEWARE_HOME%/user_projects/domains/soa_domain/bin
  2. Open the setSOADomainEnv.cmd or setSOADomainEnv.sh script in a text editor.
  3. Locate ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required