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porting from hbase 0.20.3 to 0.90 - HBase - [mail # user]
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...Hi , We are going to port our production environment to 0.90 and I have couple of questions: 1) We are using HTablePool which returned HTable in version 0.20.3 , but now it returns HT...
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Author: Oleg Ruchovets,
2011-02-12, 21:10
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hbase 0.90 or 0.92 in production environment? - HBase - [mail # user]
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...Hi , My congratulation about 0.90 release. We are going to production and I have couple of questions: 1) We want to use multi column families bulk loading. The ques...
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Author: Oleg Ruchovets,
2011-02-05, 19:30
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bulk upload for multy column families - HBase - [mail # user]
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...Hi I've read https://issues.apache.org/jira/browse/HBASE-1861 and read mail list's post regarding this issue. My questions are: 1) Am I understand correct that thi...
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Author: Oleg Ruchovets,
2011-01-05, 16:29
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Re: Bulk Load Sample Code - HBase - [mail # user]
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...Hi , what do you mean Shouldn't be hard to hack it up? Is it required changes of hbase code itself or there are some tricks that could be done without changing hbase code? &nbs...
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Author: Oleg Ruchovets,
2010-11-22, 17:42
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Re: Hadoop/HBase hardware requirement - HBase - [mail # user]
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...On Sun, Nov 21, 2010 at 10:39 PM, Krishna Sankar wrote: Yes M/R -- most of it -- it is a parsing stuff , result of m/r 5% - 10% stores to hbase ...
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Author: Oleg Ruchovets,
2010-11-22, 11:17
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Re: Hadoop/HBase hardware requirement - HBase - [mail # user]
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...Yes , I am fully agree with that , but As I understand there is a limitation It is not my case. Can you advice me workaround how to use bulk load with multi column families? Than...
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Author: Oleg Ruchovets,
2010-11-22, 11:09
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Re: Hadoop/HBase hardware requirement - HBase - [mail # user]
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...On Sun, Nov 21, 2010 at 9:55 PM, Jean-Daniel Cryans wrote: I'm unclear about the 2TB disk thing, is it 1x2TB or 2x1TB or 4x500GB? I hope it's the last one, as you want to have as many spindl...
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Author: Oleg Ruchovets,
2010-11-22, 11:03
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Hadoop/HBase hardware requirement - HBase - [mail # user]
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...Hi all, After testing HBase for few months with very light configurations (5 machines, 2 TB disk, 8 GB RAM), we are now planing for production. Our Load - 1) 50GB log files to process ...
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Author: Oleg Ruchovets,
2010-11-21, 13:53
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Re: Stats to look out for while running mapreduce jobs with HBase - HBase - [mail # user]
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...It is interesting point I am entering to hbase using m/r 1) map phase consumes 100% cpu 2) reducer phase (hbase insertions) consumes ~ 15% As I understand there are a lot o...
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Author: Oleg Ruchovets,
2010-11-12, 20:51
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Re: scan performance improvement - HBase - [mail # user]
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...Hi I didn't change a block size ( it is still 64k). Running test configured with caching size of 3600. The test is still running , but I already see that there is NO performance improv...
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Author: Oleg Ruchovets,
2010-11-11, 19:03
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