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Re: accounts permission on hadoop - Hadoop - [mail # user]
...On Tue, Aug 31, 2010 at 5:07 PM, Gang Luo  wrote:  Currently hadoop gets its user groups from the posix user/groups.  Your default home directory would be /user/smith. Directo...
   Author: Edward Capriolo, 2010-08-31, 21:43
Re: what will happen if a backup name node folder becomes unaccessible? - Hadoop - [mail # user]
...On Fri, Aug 27, 2010 at 8:30 PM, jiang licht  wrote: er for dfs.name.dir is not available when a name node starts... ssible? ats the dir1 out 4; zing doop roup e: e: e: e: e: e: e: e e ...
   Author: Edward Capriolo, 2010-08-28, 01:08
Re: how to revert from a new version to an older one (CDH3)? - Hadoop - [mail # user]
...On Tue, Aug 24, 2010 at 1:36 PM, jiang licht  wrote: 2+320) to a previous release of CDH3 (0.20.2+228). The problem is that ther e is no installation package for previous release of CDH...
   Author: Edward Capriolo, 2010-08-24, 18:05
Re: Hadoop startup problem - directory name required - Hadoop - [mail # user]
...On Mon, Aug 23, 2010 at 12:09 PM, cliff palmer  wrot e: e y , he e: dfsname d is ed e value> doop e> e>  Check the permissions of the paths above this one. Make sure paren...
   Author: Edward Capriolo, 2010-08-23, 16:12
Re: Configure Secondary Namenode - Hadoop - [mail # user]
...2010/8/18 xiujin yang : rtOpt artOpt secondarynamenode ode start secondarynamenode  dfs.http.address defaults to something like localhost:50070 If you start a secondary name node on a s...
   Author: Edward Capriolo, 2010-08-23, 02:30
Re: Supersede a data node help: how to move all files out of a Hadoop data node? - Hadoop - [mail # user]
...On Fri, Aug 20, 2010 at 4:31 PM, jiang licht  wrote: data that is still in use. So, I want to move all its files/blocks to other  live data nodes in the same cluster. f time, it wi...
   Author: Edward Capriolo, 2010-08-20, 20:39
Re: namenode crash in centos. can anybody recommend jdk ? - Hadoop - [mail # user]
...On Mon, Aug 16, 2010 at 10:51 AM, Michael Thomas  w rote: too s Xmx2G re  which  NameNode needs more memory with more files. Even larger file names use more memory. Compressed...
   Author: Edward Capriolo, 2010-08-16, 14:59
Re: Scheduler recommendation - Hadoop - [mail # user]
...Sorry I can not speak for the capacity scheduler. We use the fair share and I just modified the configuration so I figured I would chime in.  We have the same use case as you production...
   Author: Edward Capriolo, 2010-08-11, 22:47
Re: Best practices - Large Hadoop Cluster - Hadoop - [mail # user]
...On Tue, Aug 10, 2010 at 10:01 AM, Brian Bockelman  wr ote: it up as a system service and let your configuration management software ta ke care of it. mething like puppet or cfEngine. gg...
   Author: Edward Capriolo, 2010-08-10, 14:25
Re: Backing up HDFS - Hadoop - [mail # user]
...On Tue, Aug 3, 2010 at 11:46 AM, Michael Segel  wrote:   Right. it all depends on what you want and your needs. In my example I wanted near line backups for a lot of data that I ca...
   Author: Edward Capriolo, 2010-08-03, 16:07
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