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.