标签:
1、概念
2、参考资料
提高hadoop的mapreduce job效率笔记之二(尽量的用Combiner) :http://sishuo(k).com/forum/blogPost/list/5829.html
Hadoop学习笔记—8.Combiner与自定义Combiner:http://www.tuicool.com/articles/qAzUjav
Hadoop深入学习:Combiner:http://blog.csdn.net/cnbird2008/article/details/23788233
(平均值场景)0Hadoop 使用Combiner提高Map/Reduce程序效率:http://blog.csdn.net/jokes000/article/details/7072963
【Hadoop】Hadoop MR 性能优化 Combiner机制
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原文地址:http://www.cnblogs.com/junneyang/p/5848735.html