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Re: Best format to use - HDFS - [mail # user]
...Hey Mark,  Gzip codec creates extension .gzip, not .deflate (which is DeflateCodec). You may want to re-check your settings.  Impala questions are best resolved at its current user...
   Author: Harsh J, 2013-04-09, 03:12
[expand - 1 more] - Re: Probably a bug in FsEditLog - HDFS - [mail # dev]
...Anty,  Worth checking if you can spot the bug in branch-1 as well: http://svn.apache.org/repos/asf/hadoop/common/branches/branch-1/src/hdfs/org/apache/hadoop/hdfs/server/namenode/FSEdit...
   Author: Harsh J, 2013-04-08, 09:24
Re: A question of QJM with HDFS federation - HDFS - [mail # user]
...Hi Azurry,  QJM:  Yes, multiple nameservices can share a single QJM set. The QJM configuration allows for a journal ID prefix path which you should configure to be the nameservice ...
   Author: Harsh J, 2013-04-08, 06:50
[expand - 1 more] - Re: backup node question - HDFS - [mail # user]
...StandbyNameNode is the term we use to refer to a NameNode in HA that is currently not the active one (i.e. its state is 'Standby'). Its not a special type of daemon (i.e. it just runs the Na...
   Author: Harsh J, 2013-04-07, 14:10
Re: On disk layout of HDFS... - HDFS - [mail # dev]
...If you're looking for the online solution, Aaron's just posted a working implementation of it at https://issues.apache.org/jira/browse/HDFS-1804.  For the offline or asynchronous disk b...
   Author: Harsh J, 2013-04-04, 09:45
Re: <ask> How to Overwrite file on HDFS - HDFS - [mail # user]
...Yes, in Apache Hadoop 2.x versions, you may do "hadoop fs -put -f  " to perform direct overwrites. The -f option is not available under your Apache Hadoop 1.x version presently, and you...
   Author: Harsh J, 2013-04-04, 09:32
[expand - 2 more] - Re: ReplicationTargetChooser has incorrect block placement comments - HDFS - [mail # dev]
...Hi Mei,  Thanks. Please also keep [EMAIL PROTECTED] on the to: list when replying, so your questions get exposure from other HDFS devs as well :)  Regarding your question, the answ...
   Author: Harsh J, 2013-04-04, 08:58
Re: Exception with QJM HDFS HA - HDFS - [mail # dev]
...A JIRA was posted by Azuryy for this at https://issues.apache.org/jira/browse/HDFS-4654.  On Mon, Apr 1, 2013 at 10:40 AM, Todd Lipcon  wrote:    Harsh J...
   Author: Harsh J, 2013-04-01, 05:12
Re: Auto clean DistCache? - HDFS - [mail # user]
...The DistributedCache is cleaned automatically and no user intervention (aside of size limitation changes, which may be an administrative requirement) is generally required to delete the olde...
   Author: Harsh J, 2013-03-28, 06:33
Re: Naïve k-means using hadoop - HDFS - [mail # user]
...If you're also a fan of doing things the better way, you can also checkout some Apache Crunch (http://crunch.apache.org) ways of doing this via https://github.com/cloudera/ml (blog post: htt...
   Author: Harsh J, 2013-03-27, 12:46
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