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https://issues.apache.org/jira/browse/SPARK-18496?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15830278#comment-15830278
]
John Myers commented on SPARK-18496:
------------------------------------
I get the same error while trying to do RDD operations off of a DStream.
I cannot reproduce the error but it randomly happens when checking if a RDD is
empty.
Also using 2.0.2.
Stack Trace:
java.lang.AssertionError: assertion failed
at scala.Predef$.assert(Predef.scala:156)
at
org.apache.spark.storage.BlockInfo.checkInvariants(BlockInfoManager.scala:84)
at
org.apache.spark.storage.BlockInfo.readerCount_$eq(BlockInfoManager.scala:66)
at
org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2$$anonfun$apply$2.apply(BlockInfoManager.scala:362)
at
org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2$$anonfun$apply$2.apply(BlockInfoManager.scala:361)
at scala.Option.foreach(Option.scala:257)
at
org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2.apply(BlockInfoManager.scala:361)
at
org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2.apply(BlockInfoManager.scala:356)
at scala.collection.Iterator$class.foreach(Iterator.scala:893)
at scala.collection.AbstractIterator.foreach(Iterator.scala:1336)
at
org.apache.spark.storage.BlockInfoManager.releaseAllLocksForTask(BlockInfoManager.scala:356)
at
org.apache.spark.storage.BlockManager.releaseAllLocksForTask(BlockManager.scala:646)
at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:281)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)
17/01/19 16:44:51 WARN TaskSetManager: Lost task 0.0 in stage 212.0 (TID 4180,
localhost): java.lang.AssertionError: assertion failed
at scala.Predef$.assert(Predef.scala:156)
at
org.apache.spark.storage.BlockInfo.checkInvariants(BlockInfoManager.scala:84)
at
org.apache.spark.storage.BlockInfo.readerCount_$eq(BlockInfoManager.scala:66)
at
org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2$$anonfun$apply$2.apply(BlockInfoManager.scala:362)
at
org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2$$anonfun$apply$2.apply(BlockInfoManager.scala:361)
at scala.Option.foreach(Option.scala:257)
at
org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2.apply(BlockInfoManager.scala:361)
at
org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2.apply(BlockInfoManager.scala:356)
at scala.collection.Iterator$class.foreach(Iterator.scala:893)
at scala.collection.AbstractIterator.foreach(Iterator.scala:1336)
at
org.apache.spark.storage.BlockInfoManager.releaseAllLocksForTask(BlockInfoManager.scala:356)
at
org.apache.spark.storage.BlockManager.releaseAllLocksForTask(BlockManager.scala:646)
at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:281)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)
17/01/19 16:44:51 ERROR TaskSetManager: Task 0 in stage 212.0 failed 1 times;
aborting job
17/01/19 16:44:51 ERROR JobScheduler: Error running job streaming job
1484844270000 ms.0
org.apache.spark.SparkException: An exception was raised by Python:
Traceback (most recent call last):
File "/root/spark/python/lib/pyspark.zip/pyspark/streaming/util.py", line 65,
in call
r = self.func(t, *rdds)
File "/root/spark/python/lib/pyspark.zip/pyspark/streaming/dstream.py", line
159, in <lambda>
func = lambda t, rdd: old_func(rdd)
File "/root/streamtest.py", line 519, in multiplex
if not flow_rdd.isEmpty():
File "/root/spark/python/lib/pyspark.zip/pyspark/rdd.py", line 1343, in
isEmpty
return self.getNumPartitions() == 0 or len(self.take(1)) == 0
File "/root/spark/python/lib/pyspark.zip/pyspark/rdd.py", line 1310, in take
res = self.context.runJob(self, takeUpToNumLeft, p)
File "/root/spark/python/lib/pyspark.zip/pyspark/context.py", line 933, in
runJob
port = self._jvm.PythonRDD.runJob(self._jsc.sc(), mappedRDD._jrdd,
partitions)
File "/root/spark/python/lib/py4j-0.10.3-src.zip/py4j/java_gateway.py", line
1133, in __call__
answer, self.gateway_client, self.target_id, self.name)
File "/root/spark/python/lib/pyspark.zip/pyspark/sql/utils.py", line 63, in
deco
return f(*a, **kw)
File "/root/spark/python/lib/py4j-0.10.3-src.zip/py4j/protocol.py", line 319,
in get_return_value
format(target_id, ".", name), value)
Py4JJavaError: An error occurred while calling
z:org.apache.spark.api.python.PythonRDD.runJob.
: org.apache.spark.SparkException: Job aborted due to stage failure: Task 0 in
stage 212.0 failed 1 times, most recent failure: Lost task 0.0 in stage 212.0
(TID 4180, localhost): java.lang.AssertionError: assertion failed
at scala.Predef$.assert(Predef.scala:156)
at
org.apache.spark.storage.BlockInfo.checkInvariants(BlockInfoManager.scala:84)
at
org.apache.spark.storage.BlockInfo.readerCount_$eq(BlockInfoManager.scala:66)
at
org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2$$anonfun$apply$2.apply(BlockInfoManager.scala:362)
at
org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2$$anonfun$apply$2.apply(BlockInfoManager.scala:361)
at scala.Option.foreach(Option.scala:257)
at
org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2.apply(BlockInfoManager.scala:361)
at
org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2.apply(BlockInfoManager.scala:356)
at scala.collection.Iterator$class.foreach(Iterator.scala:893)
at scala.collection.AbstractIterator.foreach(Iterator.scala:1336)
at
org.apache.spark.storage.BlockInfoManager.releaseAllLocksForTask(BlockInfoManager.scala:356)
at
org.apache.spark.storage.BlockManager.releaseAllLocksForTask(BlockManager.scala:646)
at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:281)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)
> java.lang.AssertionError: assertion failed
> ------------------------------------------
>
> Key: SPARK-18496
> URL: https://issues.apache.org/jira/browse/SPARK-18496
> Project: Spark
> Issue Type: Bug
> Affects Versions: 2.0.2
> Environment: 2.0.2 snapshot
> Reporter: Harish
>
> I am getting this error when i store the estimates from Julia output to a DF
> and then i do df.cache()
> py4j.protocol.Py4JJavaError: An error occurred while calling
> z:org.apache.spark.api.python.PythonRDD.runJob.
> : org.apache.spark.SparkException: Job aborted due to stage failure: Task 0
> in stage 177.0 failed 4 times, most recent failure: Lost task 0.3 in stage
> 177.0 (TID 9722, 10.63.136.108): java.lang.AssertionError: assertion failed
> at scala.Predef$.assert(Predef.scala:156)
> at
> org.apache.spark.storage.BlockInfo.checkInvariants(BlockInfoManager.scala:84)
> at
> org.apache.spark.storage.BlockInfo.readerCount_$eq(BlockInfoManager.scala:66)
> at
> org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2$$anonfun$apply$2.apply(BlockInfoManager.scala:362)
> at
> org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2$$anonfun$apply$2.apply(BlockInfoManager.scala:361)
> at scala.Option.foreach(Option.scala:257)
> at
> org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2.apply(BlockInfoManager.scala:361)
> at
> org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2.apply(BlockInfoManager.scala:356)
> at scala.collection.Iterator$class.foreach(Iterator.scala:893)
> at scala.collection.AbstractIterator.foreach(Iterator.scala:1336)
> at
> org.apache.spark.storage.BlockInfoManager.releaseAllLocksForTask(BlockInfoManager.scala:356)
> at
> org.apache.spark.storage.BlockManager.releaseAllLocksForTask(BlockManager.scala:646)
> at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:281)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> Driver stacktrace:
> at
> org.apache.spark.scheduler.DAGScheduler.org$apache$spark$scheduler$DAGScheduler$$failJobAndIndependentStages(DAGScheduler.scala:1454)
> at
> org.apache.spark.scheduler.DAGScheduler$$anonfun$abortStage$1.apply(DAGScheduler.scala:1442)
> at
> org.apache.spark.scheduler.DAGScheduler$$anonfun$abortStage$1.apply(DAGScheduler.scala:1441)
> at
> scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59)
> at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:48)
> at
> org.apache.spark.scheduler.DAGScheduler.abortStage(DAGScheduler.scala:1441)
> at
> org.apache.spark.scheduler.DAGScheduler$$anonfun$handleTaskSetFailed$1.apply(DAGScheduler.scala:811)
> at
> org.apache.spark.scheduler.DAGScheduler$$anonfun$handleTaskSetFailed$1.apply(DAGScheduler.scala:811)
> at scala.Option.foreach(Option.scala:257)
> at
> org.apache.spark.scheduler.DAGScheduler.handleTaskSetFailed(DAGScheduler.scala:811)
> at
> org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.doOnReceive(DAGScheduler.scala:1667)
> at
> org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.onReceive(DAGScheduler.scala:1622)
> at
> org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.onReceive(DAGScheduler.scala:1611)
> at org.apache.spark.util.EventLoop$$anon$1.run(EventLoop.scala:48)
> at
> org.apache.spark.scheduler.DAGScheduler.runJob(DAGScheduler.scala:632)
> at org.apache.spark.SparkContext.runJob(SparkContext.scala:1890)
> at org.apache.spark.SparkContext.runJob(SparkContext.scala:1903)
> at org.apache.spark.SparkContext.runJob(SparkContext.scala:1916)
> at org.apache.spark.api.python.PythonRDD$.runJob(PythonRDD.scala:441)
> at org.apache.spark.api.python.PythonRDD.runJob(PythonRDD.scala)
> at sun.reflect.GeneratedMethodAccessor37.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at py4j.reflection.MethodInvoker.invoke(MethodInvoker.java:237)
> at py4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:357)
> at py4j.Gateway.invoke(Gateway.java:280)
> at py4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)
> at py4j.commands.CallCommand.execute(CallCommand.java:79)
> at py4j.GatewayConnection.run(GatewayConnection.java:214)
> at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.AssertionError: assertion failed
> at scala.Predef$.assert(Predef.scala:156)
> at
> org.apache.spark.storage.BlockInfo.checkInvariants(BlockInfoManager.scala:84)
> at
> org.apache.spark.storage.BlockInfo.readerCount_$eq(BlockInfoManager.scala:66)
> at
> org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2$$anonfun$apply$2.apply(BlockInfoManager.scala:362)
> at
> org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2$$anonfun$apply$2.apply(BlockInfoManager.scala:361)
> at scala.Option.foreach(Option.scala:257)
> at
> org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2.apply(BlockInfoManager.scala:361)
> at
> org.apache.spark.storage.BlockInfoManager$$anonfun$releaseAllLocksForTask$2.apply(BlockInfoManager.scala:356)
> at scala.collection.Iterator$class.foreach(Iterator.scala:893)
> at scala.collection.AbstractIterator.foreach(Iterator.scala:1336)
> at
> org.apache.spark.storage.BlockInfoManager.releaseAllLocksForTask(BlockInfoManager.scala:356)
> at
> org.apache.spark.storage.BlockManager.releaseAllLocksForTask(BlockManager.scala:646)
> at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:281)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
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