Github user jaceklaskowski commented on the issue: https://github.com/apache/spark/pull/16309 Hey @srowen, any idea about the following error? I'd appreciate any hints to help me fix it. ``` [info] - can use a custom recovery mode factory (57 milliseconds) Exception in thread "Thread-89" [info] - master/worker web ui available (225 milliseconds) [info] - master/worker web ui available with reverseProxy (336 milliseconds) java.lang.OutOfMemoryError: GC overhead limit exceeded [info] - basic scheduling - spread out (36 milliseconds) [info] - basic scheduling - no spread out (34 milliseconds) at java.io.ObjectInputStream$BlockDataInputStream.readUTFBody(ObjectInputStream.java:3054) [info] - basic scheduling with more memory - spread out (33 milliseconds) at java.io.ObjectInputStream$BlockDataInputStream.readUTF(ObjectInputStream.java:2874) at java.io.ObjectInputStream.readString(ObjectInputStream.java:1639) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1342) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2000) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1924) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:371) at org.scalatest.tools.Framework$ScalaTestRunner$Skeleton$1$React.react(Framework.scala:809) at org.scalatest.tools.Framework$ScalaTestRunner$Skeleton$1.run(Framework.scala:798) at java.lang.Thread.run(Thread.java:745) ```
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