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Re: Coprocessor Aggregation supposed to be ~20x slower than Scans? - HBase - [mail # user]
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...HI Ted, My bad, i missed out a big difference between the Scan object i am using in my filter and Scan object used in coprocessors. So, scan object is not same. Basically, i am doing f...
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Author: anil gupta,
2012-05-14, 20:47
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Re: Coprocessor Aggregation supposed to be ~20x slower than Scans? - HBase - [mail # user]
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...HI Stack, I'll look into Gary Helming post and try to do profiling of coprocessor and share the results. Thanks, Anil Gupta On Mon, May 14, 2012 at 12:08 PM, Stack wr...
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Author: anil gupta,
2012-05-14, 19:31
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Coprocessor Aggregation supposed to be ~20x slower than Scans? - HBase - [mail # user]
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...Hi All, I am using cdh4b1 which has HBase 0.92 version. I am running a standalone installation of HBase on 4 GB VM which runs on top of 8gb Windows 7 installation. My laptop has a Inte...
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Author: anil gupta,
2012-05-14, 19:02
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Re: Unable to run aggregation using AggregationClient in HBase0.92 - HBase - [mail # user]
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...Thanks a lot, Gary. On Mon, May 7, 2012 at 2:46 PM, Gary Helmling wrote: Thanks & Regards, Anil Gupta...
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Author: anil gupta,
2012-05-07, 21:50
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Re: Unable to run aggregation using AggregationClient in HBase0.92 - HBase - [mail # user]
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...Thanks Himanshu and Gary for the quick reply. After adding the coprocessor class in hbase-site.xml it worked fine. Actually, i was aware that my coprocessor is not being loaded into region; ...
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Author: anil gupta,
2012-05-07, 21:35
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Unable to run aggregation using AggregationClient in HBase0.92 - HBase - [mail # user]
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...Hi All, I am using cdh4b1 which has HBase 0.92.0 in a standalone installation on CentOS6.0. My objective was to check out the feature of aggregation in HBase via coprocessors. So, i de...
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Author: anil gupta,
2012-05-07, 18:44
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Re: HBase export fails due to "RetriesExhaustedWithDetailsException: Failed 1 action" - HBase - [mail # user]
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...Hi Petri, If you are getting a " Connection reset by peer." message then most probably its a network problem. Please check your network health. Thanks, Anil Gupta On Thu, M...
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Author: anil gupta,
2012-05-03, 07:11
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Re: Compare range of numbers on column family - HBase - [mail # user]
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...Hi Akbar, In order to do numerical comparison first you will need to store the numberical comparsion data as a Number rather than a String. For storing numerical data you will need to ...
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Author: anil gupta,
2012-04-20, 20:21
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Re: Storing extremely large size file - HBase - [mail # user]
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...+1 for documentation. It will help a lot of people. On Tue, Apr 17, 2012 at 10:02 PM, lars hofhansl wrote: Thanks & Regards, Anil Gupta...
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Author: anil gupta,
2012-04-18, 05:21
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Re: Bulk loading job failed when one region server went down in the cluster - HBase - [mail # user]
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...Hi Kevin, I am not really concerned about the RegionServer going down as the same thing can happen when deployed in production. Although, in production we wont be having VM environment...
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Author: anil gupta,
2012-04-03, 16:12
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