[SPARK-6891] ExecutorAllocationManager will request negative number executors

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Duplicate
• Component/s: Spark Core
• Assignee: Unassigned
• Reporter: meiyoula
• Created: 14/Apr/15 02:15
• Updated: 24/Apr/15 06:38
• Resolved: 24/Apr/15 06:38

Description

Below is the exception:
15/04/14 10:10:18 ERROR Utils: Uncaught exception in thread spark-dynamic-executor-allocation-0
java.lang.IllegalArgumentException: Attempted to request a negative number of executor(s) -1 from the cluster manager. Please specify a positive number!
at org.apache.spark.scheduler.cluster.CoarseGrainedSchedulerBackend.requestTotalExecutors(CoarseGrainedSchedulerBackend.scala:342)
at org.apache.spark.SparkContext.requestTotalExecutors(SparkContext.scala:1170)
at org.apache.spark.ExecutorAllocationManager.addExecutors(ExecutorAllocationManager.scala:294)
at org.apache.spark.ExecutorAllocationManager.addOrCancelExecutorRequests(ExecutorAllocationManager.scala:263)
at org.apache.spark.ExecutorAllocationManager.org$apache$spark$ExecutorAllocationManager$$schedule(ExecutorAllocationManager.scala:230)
at org.apache.spark.ExecutorAllocationManager$$anon$1$$anonfun$run$1.apply$mcV$sp(ExecutorAllocationManager.scala:189)
at org.apache.spark.ExecutorAllocationManager$$anon$1$$anonfun$run$1.apply(ExecutorAllocationManager.scala:189)
at org.apache.spark.ExecutorAllocationManager$$anon$1$$anonfun$run$1.apply(ExecutorAllocationManager.scala:189)
at org.apache.spark.util.Utils$.logUncaughtExceptions(Utils.scala:1723)
at org.apache.spark.ExecutorAllocationManager$$anon$1.run(ExecutorAllocationManager.scala:189)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask$Sync.innerRunAndReset(FutureTask.java:351)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:178)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
at java.lang.Thread.run(Thread.java:722)

Below is the configurations I setted:
spark.dynamicAllocation.enabled true
spark.dynamicAllocation.minExecutors 0
spark.dynamicAllocation.initialExecutors 3
spark.dynamicAllocation.maxExecutors 7
spark.dynamicAllocation.executorIdleTimeout 30
spark.shuffle.service.enabled true

Issue Links

• duplicates: SPARK-6954 ExecutorAllocationManager can end up requesting a negative number of executors
• links to: [Github] Pull Request #5676 (ArcherShao)