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Re: blockcache usage - HBase - [mail # user]
...I'm not aware of specifically this experiment. You might have a look at ourHeapSize interface and it's implementations for things like HFileBlock.On Tue, Aug 12, 2014 at 11:05 PM, abhishek10...
   Author: Nick Dimiduk, 2014-08-14, 20:21
Re: Hbase Read/Write poor performance. Please help! - HBase - [mail # user]
...Have you looked at the performance guidelines in our online book?http://hbase.apache.org/book.html#performancehttp://hbase.apache.org/book.html#casestudies.perftroubOn Wed, Aug 13, 2014 at 8...
   Author: Nick Dimiduk, 2014-08-13, 16:01
[expand - 2 more] - Re: blockcache 101 - HBase - [mail # dev]
...Nice work!On Friday, August 8, 2014, Stack  wrote: ...
   Author: Nick Dimiduk, 2014-08-09, 19:44
[VOTE] The 1st hbase 0.94.22 release candidate is available for download - HBase - [mail # dev]
...- verified md5 [✓]- verified asc [✓]- build and test default profile with Oracle 1.6.0_31 [✓]Tests run: 926, Failures: 0, Errors: 0, Skipped: 2- build and test default profile with Oracle 1....
   Author: Nick Dimiduk, 2014-08-08, 04:39
Re: How to turn on tracing on HBase? - HBase - [mail # user]
...You can also have a look at PerformanceEvaluation tool on master (andprobably branch-1 and 0.98, but I don't recall exactly). See what it doeson the client side to enable tracing. IIRC, the ...
   Author: Nick Dimiduk, 2014-08-08, 03:43
Re: what label is used for issues that are good on ramps for new contributors? - HBase - [mail # dev]
...Is "noob" really "pejorative"? If you must change it, I prefer "beginner".I do like having a distinction separate from the severity of the ticket;the criticality is orthogonal to how complex...
   Author: Nick Dimiduk, 2014-08-05, 18:48
[expand - 1 more] - Re: Calculate number of records in write buffer - HBase - [mail # user]
...Nicolas's patch there on 11353 includes a nice test. A good way to startverifying what's broken and what isn't would be to add a similar test forthe metric you're looking at (if it doesn't a...
   Author: Nick Dimiduk, 2014-08-04, 22:07
Re: Unable to build Oozie on Hbase 0.98.3 - HBase - [mail # user]
...Your maven output says "build success" at the end.Anyway, this is more of an Oozie list question than HBase. 0.94 and 0.98have some API incompatibilities, so Oozie will need to address those...
   Author: Nick Dimiduk, 2014-08-02, 00:11
[expand - 1 more] - Re: [DISCUSSION] applying patches - HBase - [mail # dev]
...Apparently the signoff feature was added for the benefit of Linux's"Certificate of Origin" requirements. By using the same mechanism, are weimplying that we follow the same guidelines in its...
   Author: Nick Dimiduk, 2014-08-01, 18:10
Re: Best practice for writing to HFileOutputFormat(2) with multiple Column Families - HBase - [mail # user]
...You're asking whether it's more time efficient to do a single "universalsort" of all the data vs first doing a group by cf and sorting each groupindividually? Thats like a question more appr...
   Author: Nick Dimiduk, 2014-08-01, 16:52
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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