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Re: passing arguments to hadoop job - Hadoop - [mail # user]
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...Hello Jamal, When you set something using "conf.set("extparam", "value")", you need to read it by using "context.getConfiguration().get("extparam")" in your mapper or red...
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Author: Mohammad Tariq,
2013-01-22, 06:23
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Re: On a lighter note - Hadoop - [mail # user]
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...Folks quite often get confused by the name. But this one is just unbeatable Warm Regards, Tariq https://mtariq.jux.com/ cloudfront.blogspot.com On Fri, Jan 18, 2013 at 4:52 PM, ...
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Author: Mohammad Tariq,
2013-01-18, 11:55
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Re: On a lighter note - Hadoop - [mail # user]
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...lol :) Warm Regards, Tariq https://mtariq.jux.com/ cloudfront.blogspot.com On Fri, Jan 18, 2013 at 1:54 PM, Fabio Pitzolu wrote: ...
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Author: Mohammad Tariq,
2013-01-18, 09:06
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Re: Hadoop Pseudo-configuration - Hadoop - [mail # user]
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...Helllo Shagun, Make sure you have set the required config parameters correctly. Also, modify the line containing "127.0.1.1" to "127.0.0.1" in your "etc/hos...
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Author: Mohammad Tariq,
2013-01-15, 15:16
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Re: Metadata size for 1 TB HDFS data? - Hadoop - [mail # user]
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...Thank you so much for the valuable response Stephen. But I have a few questions to ask here. Could you please elaborate a bit, if possible? Each of the specified objects are totally di...
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Author: Mohammad Tariq,
2012-12-20, 15:12
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Metadata size for 1 TB HDFS data? - Hadoop - [mail # user]
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...Hello group, What could be the approx. size of the metadata if I have 1 TB of data in my HDFS?I am not doing anything additional but just a simple put. Will...
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Author: Mohammad Tariq,
2012-12-20, 12:01
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Re: why not hadoop backup name node data to local disk daily or hourly? - Hadoop - [mail # user]
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...Ohhhh...This is the benefit of sharing space with you. Thank you so much for keeping my knowledge base updated. It' high time, I require a proper re-scan of everything. @Andy : Now i'm...
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Author: Mohammad Tariq,
2012-12-20, 10:43
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Re: why not hadoop backup name node data to local disk daily or hourly? - Hadoop - [mail # user]
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...I am sorry Andy, I forgot one important point. The Secondary NameNode has been deprecated now, so consider using the Checkpoint Node or Backup Node. Checkpoint Node is the process whi...
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Author: Mohammad Tariq,
2012-12-20, 10:24
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Re: why not hadoop backup name node data to local disk daily or hourly? - Hadoop - [mail # user]
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...Hello Andy, NN stores all the metadata in a file called as "fsimage". The fsimage file contains a snapshot of the HDFS metadata. Along with fs...
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Author: Mohammad Tariq,
2012-12-20, 10:08
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Re: insert and update - Hadoop - [mail # user]
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...Correctly said by Nitin. What exactly do you want us to explain? Best Regards, Tariq +91-9741563634 https://mtariq.jux.com/ On Thu, Dec 20, 2012 at 12:55 PM, Nitin Pawar wrote: ...
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Author: Mohammad Tariq,
2012-12-20, 07:28
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