2.2. Decision engine

2.2.1. Executable model lambda externalization optimization

The new executable model optimization improves memory consumption at runtime. It rewrites how the lambdas are generated that are used in the executable model. The lambda externalization is enabled by default. To disable the lambda externalization, use the following key:

 -Ddrools.externaliseCanonicalModelLambda=false

For more information, see Decision engine in Red Hat Decision Manager.