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Re: Question about HA and Federation - Hadoop - [mail # user]
...Hi ESGLinux,  Federation and HA are two distinct features that share some common properties but nothing more. You can turn on HA for any selected Namespace but it is not necessarily nee...
   Author: Harsh J, 2012-12-20, 17:12
[HADOOP-7975] Add entry to XML defaults for new LZ4 codec - Hadoop - [issue]
...HADOOP-7657 added in a new LZ4 codec, but failed to extend the io.compression.codecs list which MR/etc. use up to load codecs.We should add an entry to the core-default XML for this new code...
http://issues.apache.org/jira/browse/HADOOP-7975    Author: Harsh J, 2012-12-20, 15:58
Re: why not hadoop backup name node data to local disk daily or hourly? - Hadoop - [mail # user]
...Hi Mohammad,  On Thu, Dec 20, 2012 at 3:54 PM, Mohammad Tariq  wrote:  This isn't true anymore. We are continuing to keep the SNN and have undeprecated it. See https://issues....
   Author: Harsh J, 2012-12-20, 10:34
Re: why not hadoop backup name node data to local disk daily or hourly? - Hadoop - [mail # user]
...Hi,  On Thu, Dec 20, 2012 at 3:18 PM, 周梦想  wrote:  The SecondaryNameNode does this, and that is also why it is recommended to run. In HA HDFS, the StandbyNameNode does the sam...
   Author: Harsh J, 2012-12-20, 10:06
Re: Development against hadoop v 0.23.5 - Hadoop - [mail # user]
...Hi Anil,  Usage oriented questions should be directed at [EMAIL PROTECTED]. Also, you are running into an MR2 issue (not related to YARN - which is just a platform MR2 runs on. See [1])...
   Author: Harsh J, 2012-12-20, 06:01
Re: Test failures on a released version - Hadoop - [mail # user]
...It is possible that the tests may have failed due to the environment or cause of flakiness. Can you share more details on the specific failed tests?  Also, depending on what major modul...
   Author: Harsh J, 2012-12-18, 09:15
[HADOOP-8845] When looking for parent paths info, globStatus must filter out non-directory elements to avoid an AccessControlException - Hadoop - [issue]
...A brief description from my colleague Stephen Fritz who helped discover it:[root@node1 ~]# su - hdfs-bash-4.1$ echo "My Test String">testfile <-- just a text file, for testing below-ba...
http://issues.apache.org/jira/browse/HADOOP-8845    Author: Harsh J, 2012-12-12, 22:36
Re: Force task location on input split location? - Hadoop - [mail # user]
...In case of HBase, the locality is bound to be restricted to one node (the node hosting the region asked for). Otherwise, replication affects locality (N options).  On Sat, Dec 8, 2012 a...
   Author: Harsh J, 2012-12-08, 18:08
Re: Force task location on input split location? - Hadoop - [mail # user]
...Answer depends on a couple of features to be present in your version of Hadoop, and is inline.  On Fri, Dec 7, 2012 at 11:38 PM, Jean-Marc Spaggiari  wrote:  There is no sever...
   Author: Harsh J, 2012-12-08, 15:51
Re: DFS and the RecordReader - Hadoop - [mail # user]
...Ah ok, understood what you seem to be looking for.  Lets follow the simple LineReader implementation in that case.  TextInputFormat uses LineRecordReader: [1] - Line 52 LineRecordR...
   Author: Harsh J, 2012-12-06, 23:07
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