この時点で、Grails Build.config の変更でデフォルト値を使用します。
grails.project.fork = [
// configure settings for compilation JVM, note that if you alter the Groovy version forked compilation is required
// compile: [maxMemory: 256, minMemory: 64, debug: false, maxPerm: 256, daemon:true],
// configure settings for the test-app JVM, uses the daemon by default
test: [maxMemory: 768, minMemory: 64, debug: true, maxPerm: 256, daemon:true],
// configure settings for the run-app JVM
run: [maxMemory: 500, minMemory: 64, debug: true, maxPerm: 256, forkReserve:false],
// configure settings for the run-war JVM
war: [maxMemory: 500, minMemory: 64, debug: true, maxPerm: 256, forkReserve:false],
// configure settings for the Console UI JVM
console: [maxMemory: 500, minMemory: 64, debug: true, maxPerm: 256]
]