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Re: Second node hdfs - HDFS - [mail # user]
...No, you don't have to format the NN everytime you add a DN. Looking at your case, it seems the second DN was part of some other cluster and has the ID of that NN.  Warm Regards, Tariq h...
   Author: Mohammad Tariq, 2013-03-13, 15:47
...Hello Preethi,  You can do it through the shell at the time of job submission. -D mapred.reduce.tasks=desired_no_reduce_tasks.  Alternatively, you can do that  through the map...
   Author: Mohammad Tariq, 2013-03-12, 11:27
Re: Namenode failures - HDFS - [mail # user]
...Hello Robert,           It seems that your edit logs and fsimage have got corrupted somehow. It looks somewhat similar to this one https://issues.apache.org/jira/bro...
   Author: Mohammad Tariq, 2013-02-17, 22:41
Re: Managing space in Master Node - HDFS - [mail # user]
...Yes.  Warm Regards, Tariq https://mtariq.jux.com/ cloudfront.blogspot.com   On Thu, Feb 14, 2013 at 5:24 AM, Arko Provo Mukherjee  wrote:  ...
   Author: Mohammad Tariq, 2013-02-14, 00:02
Re: Hi,can u please help me how to retrieve the videos from hdfs - HDFS - [mail # user]
...How are going to store videos in HDFS?By 'playing video on the browser' I assume it's gonna be realtime. So, MR is not the correct way to go, I feel.  Warm Regards, Tariq https://mtariq...
   Author: Mohammad Tariq, 2013-02-01, 09:40
Re: Issue with running hadoop program using eclipse - HDFS - [mail # user]
...Hello Vikas,       Sorry for late response. You don't have to create the jar separately. If you have added "job.setJarByClass" as specified by Hemanth sir, it should work. &nb...
   Author: Mohammad Tariq, 2013-02-01, 07:53
Re: Hadoop Cluster - HDFS - [mail # user]
...The most significant difference between the two, as per my view, is that HA eliminates the problem of 'NN as the single point of failure'. For a detailed info I would suggest you to visit th...
   Author: Mohammad Tariq, 2013-01-22, 18:20
Re: On a lighter note - HDFS - [mail # user]
...Inspired by this, I would call it the 'Downfall node' ;)  Warm Regards, Tariq https://mtariq.jux.com/ cloudfront.blogspot.com   On Sat, Jan 19, 2013 at 12:14 AM, Chris Folsom wrote...
   Author: Mohammad Tariq, 2013-01-18, 19:08
Re: Query: Hadoop's threat to Informatica - HDFS - [mail # user]
...Hello Sameer,       Pl find my comments embedded below :  Warm Regards, Tariq https://mtariq.jux.com/ cloudfront.blogspot.com   On Fri, Jan 18, 2013 at 11:21 AM, Sam...
   Author: Mohammad Tariq, 2013-01-18, 06:51
Re: run hadoop in standalone mode - HDFS - [mail # user]
...Hello Yiyu,        Do you have "" entry in your /etc/hosts file? If yes, then change it to "" and retry.   Warm Regards, Tariq https://mtariq.jux.c...
   Author: Mohammad Tariq, 2013-01-18, 06:38
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