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Posted to dev@griffin.apache.org by "wan kun (Jira)" <ji...@apache.org> on 2019/09/06 11:40:00 UTC
[jira] [Created] (GRIFFIN-288) Optimize hdfs sink
wan kun created GRIFFIN-288:
-------------------------------
Summary: Optimize hdfs sink
Key: GRIFFIN-288
URL: https://issues.apache.org/jira/browse/GRIFFIN-288
Project: Griffin
Issue Type: Task
Reporter: wan kun
When we sink records to hdfs , it may be OOM if the result is huge.
{code:java}
19/09/06 18:52:39 INFO LineBufferedStream: 19/09/06 18:52:39 ERROR sink.HdfsSink: Java heap space
19/09/06 18:52:39 INFO LineBufferedStream: java.lang.OutOfMemoryError: Java heap space
19/09/06 18:52:39 INFO LineBufferedStream: at java.util.Arrays.copyOf(Arrays.java:3332)
19/09/06 18:52:39 INFO LineBufferedStream: at java.lang.AbstractStringBuilder.ensureCapacityInternal(AbstractStringBuilder.java:124)
19/09/06 18:52:39 INFO LineBufferedStream: at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:448)
19/09/06 18:52:39 INFO LineBufferedStream: at java.lang.StringBuilder.append(StringBuilder.java:136)
19/09/06 18:52:39 INFO LineBufferedStream: at scala.collection.mutable.StringBuilder.append(StringBuilder.scala:200)
19/09/06 18:52:39 INFO LineBufferedStream: at scala.collection.TraversableOnce$$anonfun$addString$1.apply(TraversableOnce.scala:364)
19/09/06 18:52:39 INFO LineBufferedStream: at scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33)
19/09/06 18:52:39 INFO LineBufferedStream: at scala.collection.mutable.WrappedArray.foreach(WrappedArray.scala:35)
19/09/06 18:52:39 INFO LineBufferedStream: at scala.collection.TraversableOnce$class.addString(TraversableOnce.scala:357)
19/09/06 18:52:39 INFO LineBufferedStream: at scala.collection.AbstractTraversable.addString(Traversable.scala:104)
19/09/06 18:52:39 INFO LineBufferedStream: at scala.collection.TraversableOnce$class.mkString(TraversableOnce.scala:323)
19/09/06 18:52:39 INFO LineBufferedStream: at scala.collection.AbstractTraversable.mkString(Traversable.scala:104)
19/09/06 18:52:39 INFO LineBufferedStream: at scala.collection.TraversableOnce$class.mkString(TraversableOnce.scala:325)
19/09/06 18:52:39 INFO LineBufferedStream: at scala.collection.AbstractTraversable.mkString(Traversable.scala:104)
19/09/06 18:52:39 INFO LineBufferedStream: at org.apache.griffin.measure.sink.HdfsSink.org$apache$griffin$measure$sink$HdfsSink$$sinkRecords2Hdfs(HdfsSink.scala:191)
19/09/06 18:52:39 INFO LineBufferedStream: at org.apache.griffin.measure.sink.HdfsSink.sinkRecords(HdfsSink.scala:133)
19/09/06 18:52:39 INFO LineBufferedStream: at org.apache.griffin.measure.sink.MultiSinks$$anonfun$sinkRecords$1.apply(MultiSinks.scala:63)
19/09/06 18:52:39 INFO LineBufferedStream: at org.apache.griffin.measure.sink.MultiSinks$$anonfun$sinkRecords$1.apply(MultiSinks.scala:61)
19/09/06 18:52:39 INFO LineBufferedStream: at scala.collection.immutable.List.foreach(List.scala:392)
19/09/06 18:52:39 INFO LineBufferedStream: at org.apache.griffin.measure.sink.MultiSinks.sinkRecords(MultiSinks.scala:61)
19/09/06 18:52:39 INFO LineBufferedStream: at org.apache.griffin.measure.step.write.RecordWriteStep.execute(RecordWriteStep.scala:49)
19/09/06 18:52:39 INFO LineBufferedStream: at org.apache.griffin.measure.step.transform.SparkSqlTransformStep.doExecute(SparkSqlTransformStep.scala:40)
19/09/06 18:52:39 INFO LineBufferedStream: at org.apache.griffin.measure.step.transform.TransformStep$class.execute(TransformStep.scala:72)
19/09/06 18:52:39 INFO LineBufferedStream: at org.apache.griffin.measure.step.transform.SparkSqlTransformStep.execute(SparkSqlTransformStep.scala:27)
19/09/06 18:52:39 INFO LineBufferedStream: at org.apache.griffin.measure.step.transform.TransformStep$$anonfun$2$$anonfun$apply$1.apply$mcV$sp(TransformStep.scala:51)
19/09/06 18:52:39 INFO LineBufferedStream: at org.apache.griffin.measure.step.transform.TransformStep$$anonfun$2$$anonfun$apply$1.apply(TransformStep.scala:50)
19/09/06 18:52:39 INFO LineBufferedStream: at org.apache.griffin.measure.step.transform.TransformStep$$anonfun$2$$anonfun$apply$1.apply(TransformStep.scala:50)
19/09/06 18:52:39 INFO LineBufferedStream: at scala.concurrent.impl.Future$PromiseCompletingRunnable.liftedTree1$1(Future.scala:24)
19/09/06 18:52:39 INFO LineBufferedStream: at scala.concurrent.impl.Future$PromiseCompletingRunnable.run(Future.scala:24)
19/09/06 18:52:39 INFO LineBufferedStream: at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
19/09/06 18:52:39 INFO LineBufferedStream: at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
19/09/06 18:52:39 INFO LineBufferedStream: at java.lang.Thread.run(Thread.java:748)
{code}
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