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[expand - 1 more] - Re: How to compress MapFile programmatically - MapReduce - [mail # user]
...A MapFile.Reader will automatically detect and decompress without needing to be told anything special. You needn't have to worry about decompressing files by yourself in Apache Hadoop genera...
   Author: Harsh J, 2013-08-11, 15:22
[expand - 1 more] - Re: Why LineRecordWriter.write(..) is synchronized - MapReduce - [mail # user]
...Yes, I feel we could discuss this over a JIRA to remove it if it hurts perf. too much, but it would have to be a marked incompatible change, and we have to add a note about the lack of threa...
   Author: Harsh J, 2013-08-11, 12:59
Re: alternative to $HADOOP_HOME/lib - MapReduce - [mail # user]
...John,  I assume you do not wish to be using the DistributedCache (or a HDFS location for DistributedCache), which is the most ideal way to ship jars.  You can place your jars onto ...
   Author: Harsh J, 2013-08-09, 02:30
Re: problem about DN&NM directory design - MapReduce - [mail # user]
...This is appropriate. You are making use of both disk mounts and have the directories for each service isolated as well.  On Fri, Aug 9, 2013 at 7:37 AM, ch huang  wrote:   &nb...
   Author: Harsh J, 2013-08-09, 02:28
Re: issue about resource manager HA - MapReduce - [mail # user]
...You are partially incorrect - NameNode is not an SPOF any longer in 2.x releases. Please look at the docs that cover HA in the release you use, such as http://hadoop.apache.org/docs/current/...
   Author: Harsh J, 2013-08-09, 02:24
Re: specify Mapred tasks and slots - MapReduce - [mail # user]
...What Devaraj said. Except that if you use CapacityScheduler, then you can bind together memory requests and slot concepts, and be able to have a task grab more than one slot for itself when ...
   Author: Harsh J, 2013-08-08, 03:55
[expand - 5 more] - Re: setLocalResources() on ContainerLaunchContext - MapReduce - [mail # user]
...Thanks Hitesh!  P.s. Port isn't a requirement (and with HA URIs, you shouldn't add a port), but "isredeng" has to be the authority component.  On Wed, Aug 7, 2013 at 7:37 AM, Hites...
   Author: Harsh J, 2013-08-07, 02:15
Re: Large-scale collection of logs from multiple Hadoop nodes - MapReduce - [mail # user]
...Andrei's flume interceptor mention reminds me of James Kinley's Top-N example on his flume-interceptor-analytics GH repo at https://github.com/jrkinley/flume-interceptor-analytics#the-stream...
   Author: Harsh J, 2013-08-06, 06:28
Re: metics v1 in hadoop-2.0.5 - MapReduce - [mail # user]
...Yes. The daemons all use metrics-v2 in Apache Hadoop 2.x.  On Mon, Aug 5, 2013 at 3:56 PM, lei liu  wrote:    Harsh J...
   Author: Harsh J, 2013-08-05, 10:46
Re: MultipleInputs with MongoDb and file - MapReduce - [mail # user]
...Using MultipleInputs should be able to handle this situation.  On Sun, Aug 4, 2013 at 6:09 AM, Akhtar Muhammad Din  wrote:    Harsh J...
   Author: Harsh J, 2013-08-04, 19:10
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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