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[HADOOP-7659] fs -getmerge isn't guaranteed to work well over non-HDFS filesystems - Hadoop - [issue]
...When you use fs -getmerge with HDFS, you are guaranteed file list sorting (part-00000, part-00001, onwards). When you use the same with other FSes we bundle, the ordering of listing is not g...
http://issues.apache.org/jira/browse/HADOOP-7659    Author: Harsh J, 2013-08-06, 06:49
Re: DataBlockScanner's rate limit - Hadoop - [mail # user]
...Hi,  The DataBlockScanner isn't responsible for the DN block reports at startup, which is a wholly different thread/process - it is a NN independent operation that merely verifies block...
   Author: Harsh J, 2013-08-02, 03:27
[expand - 2 more] - Re: Hang when add/remove a datanode into/from a 2 datanode cluster - Hadoop - [mail # user]
...As I said before, it is a per-file property and the config can be bypassed by clients that do not read the configs, place a manual API override, etc..  If you want to really define a ha...
   Author: Harsh J, 2013-08-01, 03:11
Re: can kerberos cause performance impack on hadoop cluster? - Hadoop - [mail # user]
...No it wouldn't, given it applies additional work only at the auth levels.  On Tue, Jul 30, 2013 at 8:26 AM, ch huang  wrote:    Harsh J...
   Author: Harsh J, 2013-07-31, 02:33
Re: Can a mapper forward its input text or does it have to copy it? - Hadoop - [mail # user]
...You can simply do the latter (example#2). The example#1 would work too, but seems unnecessary.  On Wed, Jul 31, 2013 at 1:38 AM, Matthieu Labour  wrote:    Harsh J...
   Author: Harsh J, 2013-07-31, 02:25
Re: Cannot write the output of the reducer to a sequence file - Hadoop - [mail # user]
...Hi,  Can you explain the problem you actually face in trying to run the above setup? Do you also set your reducer output types?  On Mon, Jul 29, 2013 at 4:48 PM, Pavan Sudheendra &...
   Author: Harsh J, 2013-07-29, 16:04
Re: HDFS block placement - Hadoop - [mail # user]
...Your thought is correct. If space is available locally, then it is automatically stored locally.  On Fri, Jul 26, 2013 at 5:14 PM, Lukas Kairies  wrote:    Harsh J...
   Author: Harsh J, 2013-07-26, 13:32
Re: Types and SequenceFiles - Hadoop - [mail # user]
...There is a solution discussed in the mail you've quoted. Did you do that? Share your code snippets please?  On Fri, Jul 26, 2013 at 5:07 AM, qwerty  wrote:    Harsh J...
   Author: Harsh J, 2013-07-26, 02:15
[HADOOP-9424] The "hadoop jar" invocation should include the passed jar on the classpath as a whole - Hadoop - [issue]
...When you have a case such as this:X.jar -> Classes = Main, FooY.jar -> Classes = BarWith implementation details such as: Main references Bar and invokes a public, static method on it. ...
http://issues.apache.org/jira/browse/HADOOP-9424    Author: Harsh J, 2013-07-18, 03:28
[HADOOP-9241] DU refresh interval is not configurable - Hadoop - [issue]
...While the DF class's refresh interval is configurable, the DU's isn't. We should ensure both be configurable....
http://issues.apache.org/jira/browse/HADOOP-9241    Author: Harsh J, 2013-07-15, 11:55
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