tao created SPARK-21118:
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Summary: OOM with 2 handred million vertex when mitrx multply
Key: SPARK-21118
URL: https://issues.apache.org/jira/browse/SPARK-21118
Project: Spark
Issue Type: Bug
Components: MLlib
Affects Versions: 2.1.0
Environment: on yarn cluster,19 node.30GB per node
Reporter: tao
i have 2 dateset with 2000 milion vertex.
i build the two dataset to tow matrix then to multiply then .
but run out with oom .
finally i find the oom appear at blockmatrix.simulateMultiply . there is a
collect action at this method. when application run there the driver will oom.
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