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Re: unsubscribe - Hadoop - [mail # user]
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...Welcome to the hotel California... Oh wait, many of you are way to young to remember that song.... On Aug 14, 2012, at 12:55 AM, "sathyavageeswaran" wrote: 08/13/12...
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Author: Michael Segel,
2012-08-14, 11:14
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Re: DataNode and Tasttracker communication - Hadoop - [mail # user]
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...0.0.0.0 means that the call is going to all interfaces on the machine. (Shouldn't be an issue...) IPv4 vs IPv6? Could be an issue, however OP says he can write data to DNs...
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Author: Michael Segel,
2012-08-13, 14:59
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Re: is HDFS RAID "data locality" efficient? - Hadoop - [mail # user]
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...Ok... So under Apache Hadoop, how do you specify the location of when and where a directory will be created on HDFS? As an example, if I want to create a /coldData direct...
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Author: Michael Segel,
2012-08-09, 10:34
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Re: Learning about different distributions of Hadoop - Hadoop - [mail # user]
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...Uhm... I'd take that report with a grain of salt. ;-) On Aug 8, 2012, at 4:16 PM, Alberto Ortiz wrote: http://www.forrester.com/dl/The+Forrester+Wave+Enterprise+Hadoop+Sol...
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Author: Michael Segel,
2012-08-08, 23:56
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Re: Learning about different distributions of Hadoop - Hadoop - [mail # user]
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...Well Scott kinda side stepped MapR in his response. ;-) On Aug 8, 2012, at 11:20 AM, Serge Blazhiyevskyy wrote: problem all religious patch could using? If of...
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Author: Michael Segel,
2012-08-08, 16:29
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Re: Learning about different distributions of Hadoop - Hadoop - [mail # user]
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...Now that's a loaded question. I'm going to plead the 5th because no matter how I answer it, I will probably piss someone off. ;-P They all have their own respective strengths an...
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Author: Michael Segel,
2012-08-08, 16:10
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Re: migrate cluster to different datacenter - Hadoop - [mail # user]
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...The OP hasn't provided enough information to even start trying to make a real recommendation on how to solve this problem. On Aug 4, 2012, at 7:32 AM, Nitin Kesarwani wro...
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Author: Michael Segel,
2012-08-07, 15:57
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Re: Decommisioning runs for ever - Hadoop - [mail # user]
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...Yup. By default it looks like 10MB/Sec. With 1GBe, you could probably push this up to 100MB/Sec or even higher depending on your cluster usage. 10GBe... obviously higher. &...
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Author: Michael Segel,
2012-08-07, 01:26
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Re: Decommisioning runs for ever - Hadoop - [mail # user]
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...Did you change the background bandwidth from 10mbs to something higher? Worst case is that you can kill the DN and wait 10 mins for the cluster to realize its down and then reba...
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Author: Michael Segel,
2012-08-07, 01:06
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Re: migrate cluster to different datacenter - Hadoop - [mail # user]
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...Sorry at 1PB of disk... compression isn't going to really help a whole heck of a lot. Your networking bandwidth will be your bottleneck. So lets look at the problem. How m...
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Author: Michael Segel,
2012-08-03, 21:57
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