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Re: Fair scheduler. - MapReduce - [mail # user]
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...Hi Harsh, Thanks for breaking it down clearly. I would say i am successful 98% from the instruction. The 2% is about hadoop.tmp.dir let's say i have 2 users userA is a user that start ...
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Author: Patai Sangbutsarakum,
2012-10-16, 22:32
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Re: final the dfs.replication and fsck - MapReduce - [mail # user]
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...Thanks you so much for confirming that. On Mon, Oct 15, 2012 at 9:25 PM, Harsh J wrote:...
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Author: Patai Sangbutsarakum,
2012-10-16, 07:27
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Re: final the dfs.replication and fsck - MapReduce - [mail # user]
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...Just want to share & check if this is make sense. Job was failed to run after i restarted the namenode and the cluster stopped complain about under-replication. this is what i fo...
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Author: Patai Sangbutsarakum,
2012-10-16, 00:02
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Re: Fair scheduler. - MapReduce - [mail # user]
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...Thanks for input, I am reading the document; i forget to mention that i am on cdh3u4. Is that mean if i plan to 3 pools of fair scheduler, i have to configure 3 queues of capaci...
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Author: Patai Sangbutsarakum,
2012-10-15, 21:27
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Re: final the dfs.replication and fsck - MapReduce - [mail # user]
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...Thanks Harsh, dfs.replication.max does do the magic!! On Mon, Oct 15, 2012 at 1:19 PM, Chris Nauroth wrote:...
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Author: Patai Sangbutsarakum,
2012-10-15, 20:57
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Re: Hadoop - the irony - MapReduce - [mail # user]
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...Thanks for sharing; it brings big smile on my face in horrible monday morni ng. On Mon, Oct 15, 2012 at 8:56 AM, Joseph Chiu wrote: t nt ce auteur n, le tement présent...
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Author: Patai Sangbutsarakum,
2012-10-15, 16:18
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Fair scheduler. - MapReduce - [mail # user]
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...Is that anyway to control who can submit job to a pool.? Eg. Pool1, can run jobs submitted from any users except userx. Userx can submit jobs to poolx only. Can't submit to pool1...
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Author: Patai Sangbutsarakum,
2012-10-14, 00:33
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Re: Spindle per Cores - MapReduce - [mail # user]
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...Thanks Ted, Sorry I was too rush to type. I was asking should I pick number 8 (not coun t the Hyperthread) or number 16 (count the Hyperthreads) in order to adjust spindle and cores &n...
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Author: Patai Sangbutsarakum,
2012-10-12, 19:15
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Spindle per Cores - MapReduce - [mail # user]
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...I have read around about the hardware recommendation for hadoop cluster. One of them is recommend 1:1 ratio between spindle per core. Intel CPU come with Hyperthread which will double ...
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Author: Patai Sangbutsarakum,
2012-10-12, 17:46
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Re: Used Heap in Namenode & dfs.replication - MapReduce - [mail # user]
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...Thanks Harsh. This is from webui 14591213 files and directories, 16191821 blocks = 30783034 total. Heap Size is 9.3 GB / 34.72 GB (26%) this is from jmx "name": "java.lang:type=M...
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Author: Patai Sangbutsarakum,
2012-10-12, 16:26
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