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Re: InternalScanner next(..) methods - HBase - [mail # dev]
...On Mon, Dec 10, 2012 at 12:26 PM, Stack  wrote:   We use many custom filter, but none of them rely on this method.  The filter already receives a stream of KVs, so I don't thi...
   Author: Dave Latham, 2012-12-11, 18:54
[expand - 1 more] - Re: Using doubles and longs as ordering row values - HBase - [mail # user]
...This fork looks a bit more up to date: https://github.com/ndimiduk/orderly  On Mon, Nov 5, 2012 at 4:26 PM, Dave Latham  wrote:  ...
   Author: Dave Latham, 2012-11-06, 00:27
[expand - 2 more] - Re: scaling a low latency service with HBase - HBase - [mail # user]
...On Fri, Oct 19, 2012 at 5:22 PM, Amandeep Khurana  wrote:  There are several other things sharing the cluster and using it more heavily than this service - both online request hand...
   Author: Dave Latham, 2012-10-22, 23:37
[HBASE-2797] Another NPE in ReadWriteConsistencyControl - HBase - [issue]
...This occurred on a cluster with 46 slaves, running a couple MR jobs.  One doing heavy writes copying everything from one table to a new table with a different schema.  After one re...
http://issues.apache.org/jira/browse/HBASE-2797    Author: Dave Latham, 2012-10-12, 07:16
[HBASE-2740] NPE in ReadWriteConsistencyControl - HBase - [issue]
...A region server running 0.20.5rc3 died with this exception:2010-06-16 12:19:03,694 FATAL org.apache.hadoop.hbase.regionserver.MemStoreFlusher: Replay of hlog required. Forcing server shutdow...
http://issues.apache.org/jira/browse/HBASE-2740    Author: Dave Latham, 2012-10-12, 07:15
[HBASE-6072] Make TableRecordReaderImpl more easily extended - HBase - [issue]
...We have a MR job that is very memory bound.  It reads a potentially large row from hbase, then deserializes it into an (even larger) object representation, then does a fair amount of co...
http://issues.apache.org/jira/browse/HBASE-6072    Author: Dave Latham, 2012-05-23, 17:29
[HBASE-1996] Configure scanner buffer in bytes instead of number of rows - HBase - [issue]
...Currently, the default scanner fetches a single row at a time.  This makes for very slow scans on tables where the rows are not large.  You can change the setting for an HTable ins...
http://issues.apache.org/jira/browse/HBASE-1996    Author: Dave Latham, 2012-05-05, 00:58
Re: ANN: HBase 0.92.0 is available for download - HBase - [mail # user]
...Woohoo!  Many thanks to everyone who contributed to this big release.  One of HBase's biggest strengths is its community.  Stack, the link to the upgrade guide doesn't seem to...
   Author: Dave Latham, 2012-01-24, 00:09
Re: corrupt WAL and Java Heap Space... - HBase - [mail # user]
...We just hit the same issue.  I attached log snippets from the regionserver and master into https://issues.apache.org/jira/browse/HBASE-4107  I was able to get the log file out of h...
   Author: Dave Latham, 2011-08-26, 16:44
Re: about Dave's rowlock monitor contention reduction patch... - HBase - [mail # dev]
...Thanks for giving it a try, Andy.  It's also been working well for us in production for 3 weeks now.  https://issues.apache.org/jira/browse/HBASE-3894 already contains a patch for ...
   Author: Dave Latham, 2011-06-10, 22:09
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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