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Re: What is Heap Space in Hadoop Heap Size is 222.44 MB / 888.94 MB (25%) - HDFS - [mail # user]
...Hi Vikas, This is showing the total amount of memory currently used in the Java virtual machine for the namenode process versus the maximum amount of memory that the Java virtual machine wil...
   Author: Robert Molina, 2013-01-23, 03:46
Re: Hadoop harddrive space usage - HDFS - [mail # user]
...Hi Jean, Hadoop will not factor in number of disks or directories, but rather mainly allocated free space.  Hadoop will do its best to spread the data across evenly amongst the nodes. &...
   Author: Robert Molina, 2012-12-28, 20:21
Re: HDFS "file" missing a part-file - HDFS - [mail # user]
...What I guess might be happening is that your data may contain some text data that pig is not fully parsing because the data contains characters that pig uses as delimiters (i.e commas and cu...
   Author: Robert Molina, 2012-10-03, 00:26
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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