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Posted to user@spark.apache.org by efa <je...@gmail.com> on 2016/01/26 14:12:19 UTC

Re: cartesian in the loop, runtime grows

Problem solved:
for i in range(1,6): 
    L=L.cartesian(D) 
    L.unpersist() 
    L=L.reduceByKey(min).coalesce(6).map(lambda (l,n):l).cache() 
L.collect() 
Number of partitions should be constant



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