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Samebug tips

  1. ,
    via oracle.com by Unknown author

    An easy way to solve OutOfMemoryError in java is to increase the maximum heap size by using JVM options -Xmx512M, this will immediately solve your OutOfMemoryError.

  2. ,
    via Stack Overflow by Eugene Yokota

    In Eclipse : go to Run --> Run Configurations --> then select the project under maven build --> then select the tab "JRE" --> then enter -Xmx1024m.

    This should increase the memory heap for all the builds/projects. The above memory size is 1 GB.

Solutions on the web

via Google Groups by Mijung Kim, 2 years ago
via Stack Overflow by Gupta
, 1 year ago
Requested array size exceeds VM limit
via Stack Overflow by Sandeep
, 8 months ago
java.lang.OutOfMemoryError: Requested array size exceeds VM limit	at java.util.Arrays.copyOf(Arrays.java:3236)	at java.io.ByteArrayOutputStream.grow(ByteArrayOutputStream.java:113)	at java.io.ByteArrayOutputStream.ensureCapacity(ByteArrayOutputStream.java:93)	at java.io.ByteArrayOutputStream.write(ByteArrayOutputStream.java:140)	at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82)	at java.io.BufferedOutputStream.write(BufferedOutputStream.java:126)	at com.esotericsoftware.kryo.io.Output.flush(Output.java:155)	at com.esotericsoftware.kryo.io.Output.require(Output.java:135)	at com.esotericsoftware.kryo.io.Output.writeBytes(Output.java:220)	at com.esotericsoftware.kryo.io.Output.writeBytes(Output.java:206)	at com.esotericsoftware.kryo.serializers.DefaultArraySerializers$ByteArraySerializer.write(DefaultArraySerializers.java:29)	at com.esotericsoftware.kryo.serializers.DefaultArraySerializers$ByteArraySerializer.write(DefaultArraySerializers.java:18)	at com.esotericsoftware.kryo.Kryo.writeObjectOrNull(Kryo.java:549)	at com.esotericsoftware.kryo.serializers.FieldSerializer$ObjectField.write(FieldSerializer.java:570)	at com.esotericsoftware.kryo.serializers.FieldSerializer.write(FieldSerializer.java:213)	at com.esotericsoftware.kryo.Kryo.writeObject(Kryo.java:501)	at com.esotericsoftware.kryo.serializers.FieldSerializer$ObjectField.write(FieldSerializer.java:564)	at com.esotericsoftware.kryo.serializers.FieldSerializer.write(FieldSerializer.java:213)	at com.esotericsoftware.kryo.Kryo.writeObject(Kryo.java:501)	at com.esotericsoftware.kryo.serializers.FieldSerializer$ObjectField.write(FieldSerializer.java:564)	at com.esotericsoftware.kryo.serializers.FieldSerializer.write(FieldSerializer.java:213)	at com.esotericsoftware.kryo.Kryo.writeClassAndObject(Kryo.java:568)	at org.apache.spark.serializer.KryoSerializationStream.writeObject(KryoSerializer.scala:158)	at org.apache.spark.serializer.SerializationStream.writeAll(Serializer.scala:153)	at org.apache.spark.storage.BlockManager.dataSerializeStream(BlockManager.scala:1190)	at org.apache.spark.storage.BlockManager.dataSerialize(BlockManager.scala:1199)	at org.apache.spark.storage.MemoryStore.putArray(MemoryStore.scala:132)	at org.apache.spark.storage.BlockManager.doPut(BlockManager.scala:793)	at org.apache.spark.storage.BlockManager.putArray(BlockManager.scala:669)	at org.apache.spark.CacheManager.putInBlockManager(CacheManager.scala:175)	at org.apache.spark.CacheManager.getOrCompute(CacheManager.scala:78)	at org.apache.spark.rdd.RDD.iterator(RDD.scala:262)