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make control message ingress buffer bounded

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This commit is contained in:
Patrik Nordwall 2016-05-12 13:19:57 +02:00
parent 5e3eb4bd8c
commit 1296f9986f
1 changed files with 7 additions and 1 deletions
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8
akka-remote/src/main/scala/akka/remote/artery/Control.scala
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@ -155,6 +155,7 @@ private[akka] class OutboundControlJunction(outboundContext: OutboundContext)
import OutboundControlJunction._
private val sendControlMessageCallback = getAsyncCallback[ControlMessage](internalSendControlMessage)
private val maxControlMessageBufferSize: Int = 1024 // FIXME config
private val buffer = new ArrayDeque[Send]
override def preStart(): Unit = {
@ -180,8 +181,13 @@ private[akka] class OutboundControlJunction(outboundContext: OutboundContext)
private def internalSendControlMessage(message: ControlMessage): Unit = {
if (buffer.isEmpty && isAvailable(out))
push(out, wrap(message))
else
else if (buffer.size < maxControlMessageBufferSize)
buffer.offer(wrap(message))
else {
// it's alright to drop control messages
// FIXME we need that stage logging support
println(s"dropping control message ${message.getClass.getName} due to full buffer")
}
}
private def wrap(message: ControlMessage): Send =