typesafe stack scala error

Question

我第一次使用http://typesafe.com/stack/，我创建了一个简单的akka​​项目。我的Scala版本是2.9.2我得到以下错误。

[info] Done updating. 
[info] Compiling 1 Scala source to /Users/hrishikeshparanjape/git-public/web-service/target/scala-2.9.2/classes... 
[info] 'compiler-interface' not yet compiled for Scala 2.9.2. Compiling... 
sbt appears to be exiting abnormally. 
    The log file for this session is at /var/folders/26/hqgjyf0j7192hmjdsz17f3v80000gn/T/sbt2587622650679130928.log 
java.lang.OutOfMemoryError: PermGen space 
    at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:222) 
    at java.util.concurrent.FutureTask.get(FutureTask.java:83) 
    at sbt.CompletionService$$anon$1.take(CompletionService.scala:29) 
    at sbt.Execute.next$1(Execute.scala:74) 
    at sbt.Execute.processAll(Execute.scala:77) 
    at sbt.Execute.runKeep(Execute.scala:57) 
    at sbt.EvaluateTask$.run$1(EvaluateTask.scala:109) 
    at sbt.EvaluateTask$.runTask(EvaluateTask.scala:124) 
    at sbt.Aggregation$$anonfun$7.apply(Aggregation.scala:87) 
    at sbt.Aggregation$$anonfun$7.apply(Aggregation.scala:85) 
    at sbt.EvaluateTask$.withStreams(EvaluateTask.scala:87) 
    at sbt.Aggregation$.runTasks(Aggregation.scala:85) 
    at sbt.Aggregation$$anonfun$applyDynamicTasks$1.apply(Aggregation.scala:141) 
    at sbt.Aggregation$$anonfun$applyDynamicTasks$1.apply(Aggregation.scala:136) 
    at sbt.Command$$anonfun$applyEffect$2$$anonfun$apply$3.apply(Command.scala:64) 
    at sbt.Command$$anonfun$applyEffect$2$$anonfun$apply$3.apply(Command.scala:64) 
    at sbt.Command$.process(Command.scala:92) 
    at sbt.MainLoop$$anonfun$next$1$$anonfun$apply$1.apply(Main.scala:121) 
    at sbt.MainLoop$$anonfun$next$1$$anonfun$apply$1.apply(Main.scala:121) 
    at sbt.State$$anon$1.process(State.scala:154) 
    at sbt.MainLoop$$anonfun$next$1.apply(Main.scala:121) 
    at sbt.MainLoop$$anonfun$next$1.apply(Main.scala:121) 
    at sbt.ErrorHandling$.wideConvert(ErrorHandling.scala:18) 
    at sbt.MainLoop$.next(Main.scala:121) 
    at sbt.MainLoop$.run(Main.scala:114) 
    at sbt.MainLoop$$anonfun$runWithNewLog$1.apply(Main.scala:103) 
    at sbt.MainLoop$$anonfun$runWithNewLog$1.apply(Main.scala:100) 
    at sbt.Using.apply(Using.scala:25) 
    at sbt.MainLoop$.runWithNewLog(Main.scala:100) 
    at sbt.MainLoop$.runAndClearLast(Main.scala:83) 
    at sbt.MainLoop$.runLoggedLoop(Main.scala:67) 
    at sbt.MainLoop$.runLogged(Main.scala:60) 
Error during sbt execution: java.lang.OutOfMemoryError: PermGen space 

请帮忙。

Answer 1

您的项目需要更多的内存才能执行（这就是java.lang.OutOfMemoryError: PermGen space告诉你的）。我从来没有使用类型安全堆栈，因此我不知道是否可以直接配置内存参数。

但是，如果你运行Linux，你可以键入

env JAVA_OPTS="-Xms512m -Xmx1024m -Xss1M -XX:MaxPermSize=512" <command> 

哪里命令是执行项目的命令（可能是sbt）。当然，如果您需要更多/更少的空间，您可以更改参数的大小。