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[expand - 8 more] - Re: question about meta data query intensity - HBase - [mail # user]
...Yes, I am game.  -Jack  On Wed, Nov 24, 2010 at 11:02 AM, Stack  wrote: ote: ces around in addition to the region location caching that HConnectionManag er does behind the sce...
   Author: Jack Levin, 2010-11-24, 19:53
Re: Where do you get your hardware? - HBase - [mail # user]
...We are doing it with system integrator called Racklogic in San Jose. We tell them what to build and they do it per our intructions.  We are running 3 datacenters with 500 servers howeve...
   Author: Jack Levin, 2010-11-03, 21:36
[expand - 1 more] - Re: region not served - HBase - [mail # user]
...Yes, but it was an issue with one zookeeper not seeing /hbase. Restarting it helped, and I did not have problems since.  -Jack  On Fri, Oct 29, 2010 at 7:25 AM, Sean Bigdatafun &nb...
   Author: Jack Levin, 2010-10-31, 03:09
question about bulk loader - HBase - [mail # user]
...Hi, suppose we run bulk loader yesterday, and today, the regions names on the same table no longer exist because of region splits, etc.? What happens to the data when its 'loaded' into the h...
   Author: Jack Levin, 2010-10-26, 21:34
[expand - 1 more] - Re: best way to clear inconsistencies? - HBase - [mail # user]
...after restarting all regionservers and the master, I got:  .................................................................................................................................
   Author: Jack Levin, 2010-10-24, 17:37
[expand - 1 more] - Re: question about namenode log spam - HBase - [mail # user]
...Thanks, we have other clusters that do not get the 'flood' even though 'INFO' level is on.   Any tips on how to find out which dfs 'client' is talking to namenode?  Thanks.  -...
   Author: Jack Levin, 2010-10-23, 03:52
[expand - 3 more] - Re: cold restart/region servers issue - HBase - [mail # user]
...Here is the unhappiness log:  (it was one server only):  2010-10-19 23:58:57,041 WARN org.apache.zookeeper.server.quorum.QuorumCnxManager: Send worker leaving thread 2010-10-19 23:...
   Author: Jack Levin, 2010-10-22, 23:21
[expand - 2 more] - Re: large store file split - HBase - [mail # user]
...Yes exactly  -Jack   On Oct 22, 2010, at 10:49 AM, Stack  wrote:  es. ? e1f9cbb39e8fbefe2a1e0. 8fbefe2a1e0.; 8fbefe2a1e0....
   Author: Jack Levin, 2010-10-22, 19:22
REST server disconnects - HBase - [mail # user]
...2010-10-21 10:15:09,845 DEBUG org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping 1000ms, waiting for root region. 2010-10-21 10:15:10,846 DEBUG org.apache.hadoop.hbase....
   Author: Jack Levin, 2010-10-21, 18:41
[expand - 1 more] - Re: master gets stuck at log replay - HBase - [mail # user]
...How do we best resolve something like that, I just deleted that file... does it mean I might have lost inserts?  -Jack  On Thu, Oct 21, 2010 at 10:32 AM, Jean-Daniel Cryans  w...
   Author: Jack Levin, 2010-10-21, 17:48
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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