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Re: How to control the number of map tasks for each nodes? - Hadoop - [mail # user]
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...Thanks you all for the info. I have successfully configured my cluster. Thanks again. 2010/7/8 edward choi ...
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Author: edward choi,
2010-07-09, 01:14
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How to control the number of map tasks for each nodes? - Hadoop - [mail # user]
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...Hi, I have a cluster consisting of 11 slaves and a single master. The thing is that 3 of my slaves have i7 cpu which means that they can have up to 8 simultaneous processes. But ...
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Author: edward choi,
2010-07-08, 09:07
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Re: How do I remove "Non DFS Used"? - Hadoop - [mail # user]
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...Thank you for the responses. But I think I figured out the reason for 800GB of "Non DFS Used" The space was being used by another user who has about 750GB of data files. So after all, ...
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Author: edward choi,
2010-07-08, 00:21
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How do I remove "Non DFS Used"? - Hadoop - [mail # user]
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...I was looking at the web interface and found that some of my nodes have enormous amount of "Non DFS Used". There is even a node with 800GB of "Non DFS Used" which is just ridiculous. &...
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Author: edward choi,
2010-07-07, 08:11
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Re: how to figure out the range of a split that failed? - Hadoop - [mail # user]
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...Thanks for the tip. I actually already have tried your method. The command I wrote is like below cerr Y�i��#8;�璽#6;��Fb賃$x좃_�W�L �\F#12;�g#7;i�Ix8#22;#25;���廟別HywK�\Dz觴���U��(����/����...
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Author: edward choi,
2010-07-06, 05:07
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Re: how to figure out the range of a split that failed? - Hadoop - [mail # user]
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...Thanks for the response. I went to the web page you told me and several other pages that I found. I am still not sure if I got it right. If I am trying to increment COUNTER_MAP_PROCESS_RECOR...
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Author: edward choi,
2010-07-05, 04:30
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Re: how to figure out the range of a split that failed? - Hadoop - [mail # user]
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...Dear Sharad, I have come across another problem. I hope you can help me with this too. I am trying to use SkipBadRecords feature on Hadoop Streaming. The streaming method I use is: "ha...
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Author: edward choi,
2010-07-01, 05:15
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Re: how to figure out the range of a split that failed? - Hadoop - [mail # user]
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...Dear Sharad, Oh my God, thank you Sharad. You are my savior. Though the example you've given me is not the exact Hadoop Stream I was looking for, it sure shed light on my problem. Than...
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Author: edward choi,
2010-06-30, 11:35
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Re: how to figure out the range of a split that failed? - Hadoop - [mail # user]
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...Thanks for the quick response. I know the SkipBadRecords feature but unfortunately I cannot use it since I am running my job on Hadoop Streaming. I had asked if there were any way to use Ski...
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Author: edward choi,
2010-06-30, 05:20
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how to figure out the range of a split that failed? - Hadoop - [mail # user]
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...hi, I am running a mapreduce job on my hadoop cluster. I am running a 10 gigabytes data and one tiny failed task crashes the whole operation. I am up to 98% complete and throwing...
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Author: edward choi,
2010-06-30, 00:30
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