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Re: akka timeout exception


Hi,

Could you provide us with some more information? Which version of flink
are you running? In which cluster setup? When does this exception occur?
This exception says that request for status overview (no of
taskmanagers, slots info etc.) failed.

Best,

Dawid

On 31/10/2018 20:05, Anil wrote:
> getting this error in my job manager too frequently. any help. Thanks!
>
> java.util.concurrent.CompletionException: akka.pattern.AskTimeoutException:
> Ask timed out on [Actor[akka://flink/user/jobmanager#1927353472]] after
> [10000 ms]. Sender[null] sent message of type
> "org.apache.flink.runtime.messages.webmonitor.RequestStatusOverview".
> 	at
> java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:292)
> 	at
> java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:308)
> 	at
> java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:593)
> 	at
> java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:577)
> 	at
> java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:474)
> 	at
> java.util.concurrent.CompletableFuture.completeExceptionally(CompletableFuture.java:1977)
> 	at
> org.apache.flink.runtime.concurrent.FutureUtils$1.onComplete(FutureUtils.java:442)
> 	at akka.dispatch.OnComplete.internal(Future.scala:258)
> 	at akka.dispatch.OnComplete.internal(Future.scala:256)
> 	at akka.dispatch.japi$CallbackBridge.apply(Future.scala:186)
> 	at akka.dispatch.japi$CallbackBridge.apply(Future.scala:183)
> 	at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:36)
> 	at
> org.apache.flink.runtime.concurrent.Executors$DirectExecutionContext.execute(Executors.java:83)
> 	at
> scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:44)
> 	at
> scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:252)
> 	at scala.concurrent.Promise$class.complete(Promise.scala:55)
> 	at scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:157)
> 	at scala.concurrent.Future$$anonfun$map$1.apply(Future.scala:237)
> 	at scala.concurrent.Future$$anonfun$map$1.apply(Future.scala:237)
> 	at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:36)
> 	at
> scala.concurrent.BatchingExecutor$Batch$$anonfun$run$1.processBatch$1(BatchingExecutor.scala:63)
> 	at
> scala.concurrent.BatchingExecutor$Batch$$anonfun$run$1.apply$mcV$sp(BatchingExecutor.scala:78)
> 	at
> scala.concurrent.BatchingExecutor$Batch$$anonfun$run$1.apply(BatchingExecutor.scala:55)
> 	at
> scala.concurrent.BatchingExecutor$Batch$$anonfun$run$1.apply(BatchingExecutor.scala:55)
> 	at scala.concurrent.BlockContext$.withBlockContext(BlockContext.scala:72)
> 	at scala.concurrent.BatchingExecutor$Batch.run(BatchingExecutor.scala:54)
> 	at
> scala.concurrent.Future$InternalCallbackExecutor$.unbatchedExecute(Future.scala:601)
> 	at
> scala.concurrent.BatchingExecutor$class.execute(BatchingExecutor.scala:106)
> 	at
> scala.concurrent.Future$InternalCallbackExecutor$.execute(Future.scala:599)
> 	at
> scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:44)
> 	at
> scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:252)
> 	at
> akka.pattern.PromiseActorRef$$anonfun$1.apply$mcV$sp(AskSupport.scala:603)
> 	at akka.actor.Scheduler$$anon$4.run(Scheduler.scala:126)
> 	at
> scala.concurrent.Future$InternalCallbackExecutor$.unbatchedExecute(Future.scala:601)
> 	at
> scala.concurrent.BatchingExecutor$class.execute(BatchingExecutor.scala:109)
> 	at
> scala.concurrent.Future$InternalCallbackExecutor$.execute(Future.scala:599)
> 	at
> akka.actor.LightArrayRevolverScheduler$TaskHolder.executeTask(LightArrayRevolverScheduler.scala:329)
> 	at
> akka.actor.LightArrayRevolverScheduler$$anon$4.executeBucket$1(LightArrayRevolverScheduler.scala:280)
> 	at
> akka.actor.LightArrayRevolverScheduler$$anon$4.nextTick(LightArrayRevolverScheduler.scala:284)
> 	at
> akka.actor.LightArrayRevolverScheduler$$anon$4.run(LightArrayRevolverScheduler.scala:236)
> 	at java.lang.Thread.run(Thread.java:748)
> Caused by: akka.pattern.AskTimeoutException: Ask timed out on
> [Actor[akka://flink/user/jobmanager#1927353472]] after [10000 ms].
> Sender[null] sent message of type
> "org.apache.flink.runtime.messages.webmonitor.RequestStatusOverview".
> 	at
> akka.pattern.PromiseActorRef$$anonfun$1.apply$mcV$sp(AskSupport.scala:604)
> 	... 9 more
>
>
>
> --
> Sent from: http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/

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