Davies Liu created SPARK-16180: ---------------------------------- Summary: Task hang on fetching blocks (cached RDD) Key: SPARK-16180 URL: https://issues.apache.org/jira/browse/SPARK-16180 Project: Spark Issue Type: Improvement Reporter: Davies Liu
{code} sun.misc.Unsafe.park(Native Method) java.util.concurrent.locks.LockSupport.park(LockSupport.java:175) java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:836) java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireSharedInterruptibly(AbstractQueuedSynchronizer.java:997) java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireSharedInterruptibly(AbstractQueuedSynchronizer.java:1304) scala.concurrent.impl.Promise$DefaultPromise.tryAwait(Promise.scala:202) scala.concurrent.impl.Promise$DefaultPromise.ready(Promise.scala:218) scala.concurrent.impl.Promise$DefaultPromise.result(Promise.scala:223) scala.concurrent.Await$$anonfun$result$1.apply(package.scala:107) scala.concurrent.BlockContext$DefaultBlockContext$.blockOn(BlockContext.scala:53) scala.concurrent.Await$.result(package.scala:107) org.apache.spark.network.BlockTransferService.fetchBlockSync(BlockTransferService.scala:102) org.apache.spark.storage.BlockManager$$anonfun$doGetRemote$2.apply(BlockManager.scala:588) org.apache.spark.storage.BlockManager$$anonfun$doGetRemote$2.apply(BlockManager.scala:585) scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59) scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:47) org.apache.spark.storage.BlockManager.doGetRemote(BlockManager.scala:585) org.apache.spark.storage.BlockManager.getRemote(BlockManager.scala:570) org.apache.spark.storage.BlockManager.get(BlockManager.scala:630) org.apache.spark.CacheManager.getOrCompute(CacheManager.scala:44) org.apache.spark.rdd.RDD.iterator(RDD.scala:268) org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38) org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:306) org.apache.spark.rdd.RDD.iterator(RDD.scala:270) org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38) org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:306) org.apache.spark.rdd.RDD.iterator(RDD.scala:270) org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38) org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:306) org.apache.spark.rdd.RDD.iterator(RDD.scala:270) org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38) org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:306) org.apache.spark.rdd.RDD.iterator(RDD.scala:270) org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38) org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:306) org.apache.spark.rdd.RDD.iterator(RDD.scala:270) org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38) org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:306) org.apache.spark.rdd.RDD.iterator(RDD.scala:270) org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:79) org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:46) org.apache.spark.scheduler.Task.run(Task.scala:96) org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:222) java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) java.lang.Thread.run(Thread.java:745) {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org