Massive I/O Caused by Spilled Records in Partition and Sort phases

Hadoop Performance Tuning 4

Hadoop Performance Tuning There are many ways to improve the performance of Hadoop jobs. In this post, we will provideĀ a few MapReduce properties that can be used at various mapreduce phases to improve the performance tuning. There is no one-size-fits-all technique for tuning Hadoop jobs, because of the architecture of Hadoop, achieving balance among resources is often more effective than addressing a single problem. Depending on the type of job […]

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I am a plsql developer. Intrested to move into bigdata.

Neetika Singh ITA