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Re: Exposing config properties via JMX? - HBase - [mail # dev]
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...Done. https://issues.apache.org/jira/browse/HBASE-6125 Otis - Performance Monitoring for Solr / ElasticSearch / HBase - http://semate xt.com/spm t Clark tic &nbs...
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Author: Otis Gospodnetic,
2012-05-29, 19:31
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Exposing config properties via JMX? - HBase - [mail # dev]
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...Hi, For our HBase Performance Monitoring tool we had to do some byteco de instrumentation to catch the following 2 properties in order to be able to graph them on our MemStore gr...
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Author: Otis Gospodnetic,
2012-05-29, 16:52
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Re: key design - HBase - [mail # user]
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...Mete, Have you tried https://github.com/sematext/HBaseWD ? WD s tands for Writes Distributor. For a clear introductory post with code samples read: http://blog.sematext.co...
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Author: Otis Gospodnetic,
2012-05-22, 21:14
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How to avoid frequent and blocking Memstore Flushes? (was: Re: About HBase Memstore Flushes) - HBase - [mail # user]
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...I have a feeling Alex is raising an important issue, but maybe it's not get ting attention because it's tl;dr? Andy Purtell just wrote something v ery related in a different thread: &n...
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Author: Otis Gospodnetic,
2012-05-19, 02:05
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Re: jconsole or visualvm? - HBase - [mail # user]
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...I use SPM for graphical relatively high-level JVM metrics. I use jstat fo r command-line access to GC info. Otis Performance Monitor ing for Solr / ElasticSearch / HBase - http://sema...
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Author: Otis Gospodnetic,
2012-05-18, 15:52
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Re: LZ4 compression support - HBase - [mail # dev]
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...Yeah, saw that... Was just wondering why Vladimir thinks HBase users won' t see any perf. improvements and whether Laxman has the numbers from benchm arking he referred to. Otis Perfo...
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Author: Otis Gospodnetic,
2012-05-17, 06:02
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Re: Splits and MapReduce - HBase - [mail # user]
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...Leon, have a look at HBaseWD to solve key problems: https://github.com/se matext/HBaseWD#readme Here is a post about it that includes some figur es, some performance graphs, and code: ...
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Author: Otis Gospodnetic,
2012-05-17, 04:12
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Re: LZ4 compression support - HBase - [mail # dev]
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...Hi, (almost 3 months old thread) LZ4 perf test numbers in https:// issues.apache.org/jira/browse/HADOOP-7657?focusedCommentId=13170733&page =com.atlassian.jira.plugin.system.issuetabpa...
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Author: Otis Gospodnetic,
2012-05-17, 03:17
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Re: hbase as a primary store, or is it more for "2nd class" data? - HBase - [mail # user]
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...Hi Ahmed, At Sematext we have a few SaaS products that use HBase as th e primary data store. I hear Facebook uses HBase for some important stuf f, too. ;) So far we've survived. HBas...
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Author: Otis Gospodnetic,
2012-05-14, 02:00
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Re: tumblr and hbase - HBase - [mail # user]
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...Look at HBaseCon agenda. Blake from Tumblr will be talking about Tumblr' s use of HBase. Hopefully Cloudera will make videos of all talks availab le. Otis Performance Monitoring for...
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Author: Otis Gospodnetic,
2012-05-12, 04:02
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