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Re: YCSB load data quit because hbase region too busy - HBase - [mail # dev]
...Could you please rerun your tests with -target ?You should limit # of transactions per second and find the maximum yourcluster can sustain.-Vladimir RodionovOn Wed, Nov 19, 2014 at 10:53 PM,...
   Author: Vladimir Rodionov, 2014-11-20, 17:46
[PHOENIX-914] Native HBase timestamp support to optimize date range queries in Phoenix - Phoenix - [issue]
...For many applications one of the column of a table can be (and must be) naturally mapped to HBase timestamp. What it gives us is the optimization on StoreScanner where HFiles with timestamps...
http://issues.apache.org/jira/browse/PHOENIX-914    Author: Vladimir Rodionov, 2014-11-19, 19:51
Re: Performance test about HBase Bucket Cache - HBase - [mail # dev]
...Can you give us more details?H/W config, HBase config? What tests have you run and what perf ## have yougot?-VladimirOn Mon, Nov 17, 2014 at 8:16 PM, mail list  wrote: ...
   Author: Vladimir Rodionov, 2014-11-18, 05:13
[HBASE-12031] Parallel Scanners inside Region - HBase - [issue]
...This JIRA to improve performance of multiple scanners running on a same region in parallel. The scenarios where we will get the performance benefits: New TableInputFormat with input splits s...
http://issues.apache.org/jira/browse/HBASE-12031    Author: Vladimir Rodionov, 2014-11-16, 23:29
Re: Regionserver Crashing whenever join query run_tables with 10lac rows - Phoenix - [mail # user]
...What does RS log file say, Siddharth?Btw, what does 'lac' stand for? In '10 lac'?-VladimirOn Wed, Nov 12, 2014 at 6:32 AM, Puneet Kumar Ojha <[EMAIL PROTECTED]> wrote: ...
   Author: Vladimir Rodionov, 2014-11-12, 17:55
[expand - 4 more] - Re: RegionTooBusyException - Phoenix - [mail # user]
...Thanks,It is for queries only.  I do not see how this can help during data loadingand index creation.-Vladimir RodionovOn Fri, Nov 7, 2014 at 10:39 AM, James Taylor wrote: ...
   Author: Vladimir Rodionov, 2014-11-07, 18:56
Re: Spark v Redshift - Spark - [mail # user]
...andtells me that proprietary in memory app will be the best option for you.I do not see any need for neither Spark nor Redshift in your case.On Tue, Nov 4, 2014 at 5:41 PM, agfung  wrot...
   Author: Vladimir Rodionov, 2014-11-05, 02:45
Re: GC Issues with randomSplit on large dataset - Spark - [mail # user]
...GC limit overhead exceeded is usually sign of either inadequate heap size(not the case here) or application produces garbage (temp objects) fasterthan garbage collector collects them - GC co...
   Author: Vladimir Rodionov, 2014-10-30, 16:56
[expand - 2 more] - Re: Compactions nice to have features - HBase - [mail # dev]
...I have been playing with out-of-process compaction currently. I will postmy results (and patch) when it is ready. The compaction in HBase is thearea of a multitude of possible improvements.-...
   Author: Vladimir Rodionov, 2014-10-10, 16:23
[expand - 1 more] - Re: The 3rd hbase 0.94.24 release candidate is available for download - HBase - [mail # dev]
...2?Can you check sequential scan as well? Make sure data is in the block cache.-Vladimir RodionovOn Thu, Oct 2, 2014 at 10:28 AM, Jean-Marc Spaggiari <[EMAIL PROTECTED]> wrote: ...
   Author: Vladimir Rodionov, 2014-10-02, 18:10
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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