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Re: On a lighter note - Hadoop - [mail # user]
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...Well, I think the actual name was "untergang". Same meaning. Sent from my iPhone On Jan 17, 2013, at 8:09 PM, Mohammad Tariq wrote: ...
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Author: Ted Dunning,
2013-01-18, 22:18
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Re: Estimating disk space requirements - Hadoop - [mail # user]
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...Where do you find 40gb disks now a days? Normally your performance is going to be better with more space but your network may be your limiting factor for some computations. That ...
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Author: Ted Dunning,
2013-01-18, 22:10
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Re: Question about protocol buffer RPC - Hadoop - [mail # general]
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...Avro and Thrift both work well for RPC implementations. I have lately been using protobufs with protobuf-rpc-pro and have been very happy with it. It has much of the debuggabilit...
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Author: Ted Dunning,
2013-01-09, 07:27
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Re: What should I do with a 48-node cluster - Hadoop - [mail # user]
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...On Thu, Dec 20, 2012 at 7:38 AM, Michael Segel wrote: I can say from experience that the sound of a bunch of servers in a home setting is a novel one that is probably unlike any...
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Author: Ted Dunning,
2012-12-20, 15:56
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Re: What should I do with a 48-node cluster - Hadoop - [mail # user]
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...Depending on the node characteristics, these might actually not be all that much use. Blades are usually designed assuming external storage like a SAN. That means that they usual...
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Author: Ted Dunning,
2012-12-20, 15:13
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Re: JVM is crashing for systems with NFS - Hadoop - [mail # general]
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...All kinds of things write stuff to /tmp, java included. Sharing /tmp is a disastrously bad idea. At least use tmpfs for it. On Sat, Dec 8, 2012 at 6:01 PM, Mihail Ionescu w...
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Author: Ted Dunning,
2012-12-08, 18:00
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Re: Is Hadoop a good choice for car insurance/telecom provider calculators? - Hadoop - [mail # general]
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...If your computation fits in Excel, then you won't likely see benefits from Hadoop. If your computation becomes thousands to millions of times too large for Excel, then Hadoop might be ...
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Author: Ted Dunning,
2012-11-27, 23:17
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Re: Mapping MySQL schema to Avro - Hadoop - [mail # user]
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...On Sat, Nov 24, 2012 at 5:19 AM, Bart Verwilst wrote: I was just pointing out that there were fields in the fmssession record that didn't appear in the Avro version....
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Author: Ted Dunning,
2012-11-24, 18:26
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Re: hadoop disk selection - Hadoop - [mail # general]
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...If you use any sort of RAID-0, you may effectively either lose 200GB from the larger disks or lose significant performance from the disk array. Make sure that the striping is significa...
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Author: Ted Dunning,
2012-09-29, 09:37
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Re: best way to join? - Hadoop - [mail # user]
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...Yes. I think you mis-understood. My suggestion is that the few clusters near a point are very likely to contain the nearest points. If you scan these clusters computing the...
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Author: Ted Dunning,
2012-08-31, 15:41
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