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[expand - 2 more] - Re: Lost regions question - HBase - [mail # user]
...hbck does show the hdfs files there without associated regions.  I  probably could have recovered had I noticed just after this happened,  but given that we've been running li...
   Author: Brennon Church, 2013-04-12, 16:56
Compaction timing and recovery from failure - HBase - [mail # user]
...Everyone,  I recently had a couple compactions, minors that were promoted to  majors, take 8 and 10 minutes each.  I eventually killed the  regionserver underneath them a...
   Author: Brennon Church, 2013-03-25, 14:03
Re: Question about compactions - HBase - [mail # user]
...Hello,  Here's the data locality index values for all 8 nodes:  hdfsBlocksLocalityIndex=45 hdfsBlocksLocalityIndex=57 hdfsBlocksLocalityIndex=55 hdfsBlocksLocalityIndex=55 hdfsBloc...
   Author: Brennon Church, 2013-03-21, 20:44
namenode directory failure question - HDFS - [mail # user]
...Hello all,  We have our dfs.name.dir configured to write to two local and one NFS  directories.  The NFS server in question had to be restarted a couple  days back and th...
   Author: Brennon Church, 2013-03-18, 14:52
[expand - 4 more] - Re: Throttle replication speed in case of datanode failure - MapReduce - [mail # user]
...Pretty spiky.  I'll throttle it back to 1MB/s and see if it reduces  things as expected.  Thanks!   On 1/17/13 1:41 PM, Harsh J wrote:  ...
   Author: Brennon Church, 2013-01-17, 21:44
[expand - 3 more] - Re: HBase table affinity to host(s) - HBase - [mail # user]
...I'm curious.  If I disable the hbase balancer, what happens when a  regionserver goes offline?  Will those regions get moved over to the  remaining hosts as would normall...
   Author: Brennon Church, 2012-12-23, 22:59
Log errors about META - HBase - [mail # user]
...Hello,  I had some interesting trouble a couple days ago that I'm trying to track down.  Can anyone help me identify what would have caused the following log entries?  They sh...
   Author: Brennon Church, 2012-12-10, 17:44
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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