Hi all – we are seeing the following error when running our DAG. Would really
appreciate any insight as to why this is happening. Is HDFS full? Is this a
serialization failure? Any way to track down what is going on?
Stopped running due to an exception. java.lang.RuntimeException: Error while
flushing write cache.
at com.datatorrent.contrib.hdht.HDHTWriter.committed(v:549)
at
com.datatorrent.stram.engine.StreamingContainer$1.execute(StreamingContainer.java:765)
at com.datatorrent.stram.engine.Node.handleRequests(Node.java:353)
at
com.datatorrent.stram.engine.GenericNode.processEndWindow(GenericNode.java:171)
at com.datatorrent.stram.engine.OiONode$ControlSink.put(OiONode.java:86)
at com.datatorrent.stram.engine.OiONode$ControlSink.put(OiONode.java:54)
at com.datatorrent.stram.stream.OiOStream.put(OiOStream.java:67)
at com.datatorrent.stram.stream.MuxStream.put(MuxStream.java:120)
at
com.datatorrent.stram.engine.GenericNode.processEndWindow(GenericNode.java:150)
at com.datatorrent.stram.engine.GenericNode.run(GenericNode.java:307)
at
com.datatorrent.stram.engine.StreamingContainer$2.run(StreamingContainer.java:1380)
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