Hi, I think I’m almost done with Play upgrade 2.4.6 to 2.6.21. Problem I’m facing right now is the Heap out of memory
, When I sbt run
the service on localhost first time after sbt clean compile
it gives:
[error] a.a.ActorSystemImpl - Internal server error, sending 500 response
java.security.PrivilegedActionException: null
at java.security.AccessController.doPrivileged(Native Method)
at play.runsupport.Reloader$.play$runsupport$Reloader$$withReloaderContextClassLoader(Reloader.scala:55)
at play.runsupport.Reloader.reload(Reloader.scala:412)
at play.core.server.DevServerStart$$anon$1.get(DevServerStart.scala:123)
at play.core.server.AkkaHttpServer.handleRequest(AkkaHttpServer.scala:241)
at play.core.server.AkkaHttpServer.$anonfun$createServerBinding$1(AkkaHttpServer.scala:138)
at akka.stream.impl.fusing.MapAsyncUnordered$$anon$31.onPush(Ops.scala:1318)
at akka.stream.impl.fusing.GraphInterpreter.processPush(GraphInterpreter.scala:519)
at akka.stream.impl.fusing.GraphInterpreter.processEvent(GraphInterpreter.scala:482)
at akka.stream.impl.fusing.GraphInterpreter.execute(GraphInterpreter.scala:378)
Caused by: java.util.concurrent.ExecutionException: java.lang.OutOfMemoryError: Java heap space
at java.util.concurrent.FutureTask.report(FutureTask.java:122)
at java.util.concurrent.FutureTask.get(FutureTask.java:192)
at sbt.ConcurrentRestrictions$$anon$4.take(ConcurrentRestrictions.scala:213)
at sbt.Execute.next$1(Execute.scala:110)
at sbt.Execute.processAll(Execute.scala:113)
at sbt.Execute.runKeep(Execute.scala:90)
at sbt.EvaluateTask$.liftedTree1$1(EvaluateTask.scala:420)
at sbt.EvaluateTask$.run$1(EvaluateTask.scala:419)
at sbt.EvaluateTask$.runTask(EvaluateTask.scala:438)
at sbt.EvaluateTask$.$anonfun$apply$3(EvaluateTask.scala:313)
Caused by: java.lang.OutOfMemoryError: Java heap space
at java.util.Arrays.copyOf(Arrays.java:3332)
at java.lang.AbstractStringBuilder.ensureCapacityInternal(AbstractStringBuilder.java:124)
at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:448)
at java.lang.StringBuilder.append(StringBuilder.java:136)
at sjsonnew.support.scalajson.unsafe.JsonPrinter.printString(JsonPrinter.scala:65)
at sjsonnew.support.scalajson.unsafe.JsonPrinter.printString$(JsonPrinter.scala:58)
at sjsonnew.support.scalajson.unsafe.CompactPrinter$.printString(CompactPrinter.scala:54)
at sjsonnew.support.scalajson.unsafe.JsonPrinter.printLeaf(JsonPrinter.scala:53)
at sjsonnew.support.scalajson.unsafe.JsonPrinter.printLeaf$(JsonPrinter.scala:47)
at sjsonnew.support.scalajson.unsafe.CompactPrinter$.printLeaf(CompactPrinter.scala:54)
But only first time, then it behaves nice after ctrl+c
and again sbt run
. I’m not sure what’s wrong and what do I need to change to ignore this. The HPROF
didn’t show any memory leaks though.