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A small portion of map tasks slows down the job - HDFS - [mail # user]
...Hello,  I have a small portion of map tasks whose output is much larger than  others (more spills). So the reducer is mainly waiting for these a few  map tasks. Is there a goo...
   Author: Huanchen Zhang, 2012-10-03, 01:04
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB