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Re: [DISCUSS] Clarification on Compatibility Policy: Upgraded Client + Old Server - Hadoop - [mail # dev]
...It makes sense only for YARN today where we separated out the clients. HDFS is still a monolithic jar so this compatibility issue is kind of invalid there.+vinodOn Mar 19, 2014, at 1:59 PM, ...
   Author: Vinod Kumar Vavilapalli, 2014-03-19, 23:28
Re: Node manager or Resource Manager crash - Hadoop - [mail # user]
...I remember you asking this question before. Check if your OS' OOM killer is killing it.+VinodOn Mar 4, 2014, at 6:53 AM, Krishna Kishore Bonagiri  wrote:CONFIDENTIALITY NOTICENOTICE: Th...
   Author: Vinod Kumar Vavilapalli, 2014-03-04, 19:12
Re: Capacity Scheduler capacity vs. maximum-capacity - Hadoop - [mail # user]
...Yes, it does take those extra resources away back to queue B. How quickly it takes them away depends on whether preemption is enabled or not. If preemption is not enabled, it 'takes away' as...
   Author: Vinod Kumar Vavilapalli, 2014-02-21, 05:40
Re: hadoop-3.0.0-SNAPSHOT runtime exception when trying PI example - Hadoop - [mail # user]
...Are you trying to run it on a cluster or locally? There is something called 'local mode' which is getting activated here (see that job-id has a _local_ string).You need to point your configu...
   Author: Vinod Kumar Vavilapalli, 2014-02-21, 05:37
Re: history server for 2 clusters - Hadoop - [mail # user]
...Interesting use-case and setup. We never had this use-case in mind so far - we so far assumed a history-server per YARN cluster. You may be running into some issues where this assumption is ...
   Author: Vinod Kumar Vavilapalli, 2014-02-21, 05:21
[expand - 7 more] - Re: Re-swizzle 2.3 - Hadoop - [mail # dev]
...I moved out HADOOP-10301 and HDFS-4564 out of 2.3 as they do not seem likeregressions. Please revert back if you disagree.Given that, I think we are ready to cut a RC.+VinodOn Fri, Feb 7, 20...
   Author: Vinod Kumar Vavilapalli, 2014-02-10, 20:04
Re: kerberos principals per node necessary? - Hadoop - [mail # user]
...For helping manage this, Hadoop lets you specify principles of the format hdfs/_HOST@SOME-REALM. Here _HOST is a special string that Hadoop interprets and replaces it with the local hostname...
   Author: Vinod Kumar Vavilapalli, 2014-02-05, 17:17
Re: what happens to a client attempting to get a new app when the resource manager is already down - Hadoop - [mail # user]
...Is this on trunk or a released version?I think the default behavior (when RM HA is not enabled) shouldn't have client  loop forever. Let me know and we can see if this needs fixing.Than...
   Author: Vinod Kumar Vavilapalli, 2014-02-05, 17:13
[expand - 4 more] - Re: [VOTE] Merge YARN-321 Generic Application History Service to trunk - Hadoop - [mail # dev]
...Yup, I was building and running tests in the branch.ALL CLEAR now. YARN-321 merged. I could build branch-2. Ran all the YARN tests successfully.Let me know if any more issues blow up and/or ...
   Author: Vinod Kumar Vavilapalli, 2014-01-28, 23:38
Re: Invalide URI in job start - Hadoop - [mail # user]
...Need your help to debug this. Seems like the scheme is getting lost somewhere along the way. Clearly as you say if job.jar is on the file-system, then JobClient is properly uploading it. The...
   Author: Vinod Kumar Vavilapalli, 2014-01-27, 19:00
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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