Out of memory in PlayFramework 2.0

Question

How do I increase the memory available to the Play environment? I am running out of memory after a time while running tests.

In particular, I get this error:

Answer 1

I solved this problem by adding:

javaOptions ++= Seq("-Xmx2048M", "-Xms512M", "-XX:MaxPermSize=2048M")

in Build.scala to the settings.