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CentOS 7.0 vs CentOS 6.5 - Accumulo - [mail # user]
...Has anyone on copy tried installing CDH5 on CentOS 6.6 (6.5 is the latest claimed compatible), or the new CentOS 7.0?KurtKurt ChristensenP.O. Box 811Westminster, MD 21158-0811If you can't ex...
   Author: Kurt Christensen, 2014-11-17, 06:04
Re: Z-Curve/Hilbert Curve - Accumulo - [mail # user]
...The first thing that comes to my mind is bit shuffling. Scale and shift lat and lon into [0,1) ranges. That is from 0.000... to 0.111... Then, starting just past the decimal point, take the ...
   Author: Kurt Christensen, 2014-07-26, 12:59
Re: slave tserver not responding - Accumulo - [mail # user]
...SELINUX disabled? IPTABLES configured? I have nothing else.  Kurt   On 12/31/13 6:02 PM, Arshak Navruzyan wrote:   Kurt Christensen P.O. Box 811 Westminster, MD 21158-0811 &nb...
   Author: Kurt Christensen, 2014-01-01, 05:25
[expand - 1 more] - Re: Use of second LAN? - Accumulo - [mail # user]
...I've seen bonded implementations too, but because I have non-bonded  hosts on the LAN, I don't think I can do that without investing in new  network hardware.  On 8/29/13 11:0...
   Author: Kurt Christensen, 2013-08-29, 15:12
Re: Accumulo / HBase migration - Accumulo - [mail # user]
...I don't have a response to your question, but it seems to me that the  big capability difference is visibility field. When doing bulk  translations like this, do you just fill visi...
   Author: Kurt Christensen, 2013-07-09, 17:31
[expand - 1 more] - Re: [External] Re: Storing, Indexing, and Querying data in Accumulo (geo + timeseries) - Accumulo - [mail # user]
...I thought I might too chime in late. I think we're talking about the  same thing, with perhaps different encoding.  Yes. In the bit-interleaving scheme I mentioned, each 3-bits of ...
   Author: Kurt Christensen, 2013-06-25, 14:52
Re: Storing, Indexing, and Querying data in Accumulo (geo + timeseries) - Accumulo - [mail # user]
...An effective optimization strategy will be largely influenced by the  nature of your data.  You say you have point data. Are time series geographically fixed, with  only the t...
   Author: Kurt Christensen, 2013-06-19, 00:53
Re: joining accumulo tables with mapreduce - Accumulo - [mail # user]
...How about three scanners, one for each table? Advance the one with the  least value (sort-wise) and combine when they match.   On 4/17/13 4:43 PM, Aji Janis wrote:   Kurt Chri...
   Author: Kurt Christensen, 2013-05-04, 14:15
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB