My run time version is: java version "1.7.0_75" OpenJDK Runtime Environment (rhel-2.5.4.0.el6_6-x86_64 u75-b13) OpenJDK 64-Bit Server VM (build 24.75-b04, mixed mode)
Thanks From: Ted Yu [mailto:yuzhih...@gmail.com] Sent: Sunday, March 01, 2015 10:18 PM To: Zalzberg, Idan (Agoda) Cc: user@spark.apache.org Subject: Re: unsafe memory access in spark 1.2.1 What Java version are you using ? Thanks On Sun, Mar 1, 2015 at 7:03 AM, Zalzberg, Idan (Agoda) <idan.zalzb...@agoda.com<mailto:idan.zalzb...@agoda.com>> wrote: Hi, I am using spark 1.2.1, sometimes I get these errors sporadically: Any thought on what could be the cause? Thanks 2015-02-27 15:08:47 ERROR SparkUncaughtExceptionHandler:96 - Uncaught exception in thread Thread[Executor task launch worker-25,5,main] java.lang.InternalError: a fault occurred in a recent unsafe memory access operation in compiled Java code at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1377) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:370) at org.apache.spark.serializer.JavaDeserializationStream.readObject(JavaSerializer.scala:62) at org.apache.spark.serializer.DeserializationStream$$anon$1.getNext(Serializer.scala:133) at org.apache.spark.util.NextIterator.hasNext(NextIterator.scala:71) at scala.collection.Iterator$$anon$12.hasNext(Iterator.scala:350) at org.apache.spark.InterruptibleIterator.hasNext(InterruptibleIterator.scala:39) at scala.collection.Iterator$$anon$11.hasNext(Iterator.scala:327) at scala.collection.Iterator$$anon$11.hasNext(Iterator.scala:327) at scala.collection.Iterator$$anon$11.hasNext(Iterator.scala:327) at scala.collection.Iterator$$anon$11.hasNext(Iterator.scala:327) at org.apache.spark.util.collection.ExternalSorter.spillToPartitionFiles(ExternalSorter.scala:365) at org.apache.spark.util.collection.ExternalSorter.insertAll(ExternalSorter.scala:211) at org.apache.spark.shuffle.sort.SortShuffleWriter.write(SortShuffleWriter.scala:63) at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:68) at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:41) at org.apache.spark.scheduler.Task.run(Task.scala:56) at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:200) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:745) ________________________________ This message is confidential and is for the sole use of the intended recipient(s). It may also be privileged or otherwise protected by copyright or other legal rules. If you have received it by mistake please let us know by reply email and delete it from your system. It is prohibited to copy this message or disclose its content to anyone. Any confidentiality or privilege is not waived or lost by any mistaken delivery or unauthorized disclosure of the message. All messages sent to and from Agoda may be monitored to ensure compliance with company policies, to protect the company's interests and to remove potential malware. Electronic messages may be intercepted, amended, lost or deleted, or contain viruses.
