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Re: how to get the time of a hadoop cluster, v0.20.2 - Hadoop - [mail # user]
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...and please remember, i stated that although the hadoop cluster uses NTP, the "server" (the machine that is not a part of the hadoop cluster) cannot assume to be using NTP (and in fact, doesn...
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Author: Jane Wayne,
2013-05-17, 14:13
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Re: how to get the time of a hadoop cluster, v0.20.2 - Hadoop - [mail # user]
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..."if NTP is correclty used" that's the key statement. in several of our clusters, NTP setup is kludgy. note that the professionals administering the cluster are different from "us" the ...
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Author: Jane Wayne,
2013-05-17, 14:10
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Re: how to get the time of a hadoop cluster, v0.20.2 - Hadoop - [mail # user]
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...exist) thanks, that's all i needed to know. cheers. On Fri, May 17, 2013 at 9:17 AM, Niels Basjes wrote: ...
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Author: Jane Wayne,
2013-05-17, 14:01
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Re: how to get the time of a hadoop cluster, v0.20.2 - Hadoop - [mail # user]
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...let me try to clarify. i have a hadoop cluster (e.g. name node, data nodes, job tracker, task trackers, etc...). all the nodes in this hadoop cluster use ntp to sync time. i have anoth...
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Author: Jane Wayne,
2013-05-17, 11:51
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Re: how to get the time of a hadoop cluster, v0.20.2 - Hadoop - [mail # user]
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...yes, but that gets the current time on the server, not the hadoop cluster. i need to be able to probe the date/time of the hadoop cluster. On Tue, May 14, 2013 at 5:09 PM, Niels Basje...
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Author: Jane Wayne,
2013-05-16, 14:01
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Re: how to get the time of a hadoop cluster, v0.20.2 - Hadoop - [mail # user]
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...niels, i'm not familiar with the native java spi. spi = service provider interface? could you let me know if this spi is part of the hadoop api? if so, which package/class? but y...
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Author: Jane Wayne,
2013-05-14, 15:46
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how to get the time of a hadoop cluster, v0.20.2 - Hadoop - [mail # user]
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...hi all, is there a way to get the current time of a hadoop cluster via the api? in particular, getting the time from the namenode or jobtracker would suffice. i looked at JobClie...
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Author: Jane Wayne,
2013-05-14, 14:41
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Re: how to resolve conflicts with jar dependencies - Hadoop - [mail # user]
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...thanks luke. that was informative. unfortunately for me, we are still on hadoop v0.20.2. if you or anyone still have any feedback, given the new information, on how to resolve de...
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Author: Jane Wayne,
2013-03-13, 15:19
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how to resolve conflicts with jar dependencies - Hadoop - [mail # user]
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...hi, i need to know how to resolve conflicts with jar dependencies. * first, my job requires Jackson JSON-processor v1.9.11. * second, the hadoop cluster has Jackson JSON-processo...
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Author: Jane Wayne,
2013-03-12, 13:49
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Re: reg hadoop on AWS - Hadoop - [mail # user]
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...i'm on windows using AWS EMR/EC2. i use the ruby client to manipulate AWS EMR. 1. spawn an EMR cluster. this should return a jobflow id (jobflow-id). ruby elastic-mapreduce --cre...
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Author: Jane Wayne,
2012-10-05, 14:31
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