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From Patrick Wendell <pwend...@gmail.com>
Subject Re: Getting failures in FileServerSuite
Date Wed, 30 Oct 2013 21:08:05 GMT
This may have been caused by a recent merge since a bunch of people
independently hit it in the last 48 hours.

One debugging step would be to narrow it down to which merge caused
it. I don't have time personally today, but just a suggestion for ppl
for whom this is blocking progress.

- Patrick

On Wed, Oct 30, 2013 at 1:44 PM, Mark Hamstra <mark@clearstorydata.com> wrote:
> What JDK version on you using, Evan?
>
> I tried to reproduce your problem earlier today, but I wasn't even able to
> get through the assembly build -- kept hanging when trying to build the
> examples assembly.  Foregoing the assembly and running the tests would hang
> on FileServerSuite "Dynamically adding JARS locally" -- no stack trace,
> just hung.  And I was actually seeing a very similar stack trace to yours
> from a test suite of our own running against 0.8.1-SNAPSHOT -- not exactly
> the same because line numbers were different once it went into the java
> runtime, and it eventually ended up someplace a little different.  That got
> me curious about differences in Java versions, so I updated to the latest
> Oracle release (1.7.0_45).  Now it cruises right through the build and test
> of Spark master from before Matei merged your PR.  Then I logged into a
> machine that has 1.7.0_15 (7u15-2.3.7-0ubuntu1~11.10.1, actually)
> installed, and I'm right back to the hanging during the examples assembly
> (but passes FileServerSuite, oddly enough.)  Upgrading the JDK didn't
> improve the results of the ClearStory test suite I was looking at, so my
> misery isn't over; but yours might be with a newer JDK....
>
>
>
> On Wed, Oct 30, 2013 at 12:44 PM, Evan Chan <ev@ooyala.com> wrote:
>
>> Must be a local environment thing, because AmpLab Jenkins can't
>> reproduce it..... :-p
>>
>> On Wed, Oct 30, 2013 at 11:10 AM, Josh Rosen <rosenville@gmail.com> wrote:
>> > Someone on the users list also encountered this exception:
>> >
>> >
>> https://mail-archives.apache.org/mod_mbox/incubator-spark-user/201310.mbox/%3C64474308D680D540A4D8151B0F7C03F7025EF289%40SHSMSX104.ccr.corp.intel.com%3E
>> >
>> >
>> > On Wed, Oct 30, 2013 at 9:40 AM, Evan Chan <ev@ooyala.com> wrote:
>> >
>> >> I'm at the latest
>> >>
>> >> commit f0e23a023ce1356bc0f04248605c48d4d08c2d05
>> >> Merge: aec9bf9 a197137
>> >> Author: Reynold Xin <rxin@apache.org>
>> >> Date:   Tue Oct 29 01:41:44 2013 -0400
>> >>
>> >>
>> >> and seeing this when I do a "test-only FileServerSuite":
>> >>
>> >> 13/10/30 09:35:04.300 INFO DAGScheduler: Completed ResultTask(0, 0)
>> >> 13/10/30 09:35:04.307 INFO LocalTaskSetManager: Loss was due to
>> >> java.io.StreamCorruptedException
>> >> java.io.StreamCorruptedException: invalid type code: AC
>> >>         at
>> >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1353)
>> >>         at
>> java.io.ObjectInputStream.readObject(ObjectInputStream.java:348)
>> >>         at
>> >>
>> org.apache.spark.serializer.JavaDeserializationStream.readObject(JavaSerializer.scala:39)
>> >>         at
>> >>
>> org.apache.spark.serializer.DeserializationStream$$anon$1.getNext(Serializer.scala:101)
>> >>         at
>> >> org.apache.spark.util.NextIterator.hasNext(NextIterator.scala:71)
>> >>         at
>> scala.collection.Iterator$$anon$21.hasNext(Iterator.scala:440)
>> >>         at
>> >>
>> org.apache.spark.util.CompletionIterator.hasNext(CompletionIterator.scala:26)
>> >>         at
>> >>
>> org.apache.spark.InterruptibleIterator.hasNext(InterruptibleIterator.scala:27)
>> >>         at
>> >> org.apache.spark.Aggregator.combineCombinersByKey(Aggregator.scala:53)
>> >>         at
>> >>
>> org.apache.spark.rdd.PairRDDFunctions$$anonfun$combineByKey$2.apply(PairRDDFunctions.scala:95)
>> >>         at
>> >>
>> org.apache.spark.rdd.PairRDDFunctions$$anonfun$combineByKey$2.apply(PairRDDFunctions.scala:94)
>> >>         at
>> >>
>> org.apache.spark.rdd.MapPartitionsWithContextRDD.compute(MapPartitionsWithContextRDD.scala:40)
>> >>         at
>> org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:237)
>> >>         at org.apache.spark.rdd.RDD.iterator(RDD.scala:226)
>> >>         at
>> >> org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:107)
>> >>         at org.apache.spark.scheduler.Task.run(Task.scala:53)
>> >>         at
>> >> org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:212)
>> >>         at
>> >>
>> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
>> >>         at
>> >>
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
>> >>         at java.lang.Thread.run(Thread.java:680)
>> >>
>> >>
>> >> Anybody else seen this yet?
>> >>
>> >> I have a really simple PR and this fails without my change, so I may
>> >> go ahead and submit it anyways.
>> >>
>> >> --
>> >> --
>> >> Evan Chan
>> >> Staff Engineer
>> >> ev@ooyala.com  |
>> >>
>>
>>
>>
>> --
>> --
>> Evan Chan
>> Staff Engineer
>> ev@ooyala.com  |
>>

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