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Re: unable to delete rows in some regions - HBase - [mail # user]
...Looks like the data got cleaned after I manually issued 'split' --This might be a bug.  Has anyone seen it before?Originally, here is the log entry that issued after major compact wasca...
   Author: Jack Levin, 2014-04-22, 18:06
Re: Question about dead datanode - HBase - [mail # user]
...Is this related to JIRA HDFS-378?On Wed, Feb 26, 2014 at 11:54 AM, Jack Levin  wrote: ...
   Author: Jack Levin, 2014-02-28, 06:39
Re: Storing images in Hbase - HBase - [mail # user]
...I've never tried it, HBASE worked out nicely for this task, caching and all is a bonus for files.  -jack  On Mon, Jan 28, 2013 at 2:01 AM, Adrien Mogenet  wrote:...
   Author: Jack Levin, 2013-01-28, 18:08
Re: 答复: GC pause issues - HBase - [mail # user]
...How much memory are you flushing?  Can you paste the log here?  The large the chunk of the flush the longer  your GC is going to be.  -Jack  On Fri, Jan 25, 2013 at ...
   Author: Jack Levin, 2013-01-26, 06:54
Re: Region number and allocation advice - HBase - [mail # user]
...Please note that if you have fast growing datastore, you may end up with very large region files - if you limit the number of regions.  If that happens (and you can tell by simply exami...
   Author: Jack Levin, 2012-07-06, 21:27
Re: Storing extremely large size file - HBase - [mail # user]
...Whats wrong with that size?  We store > 15MB routinely into our image hbase.  -Jack  On Tue, Apr 17, 2012 at 10:46 AM, Jean-Daniel Cryans  wrote:...
   Author: Jack Levin, 2012-04-17, 17:47
Re: Speeding up HBase read response - HBase - [mail # user]
...Yes, from  %util you can see that your disks are working at 100% pretty much.  Which means you can't push them go any faster.   So the solution is to add more disks, add faste...
   Author: Jack Levin, 2012-04-09, 14:28
Re: ideas for hbasecon 2012 - HBase - [mail # user]
...I would do a panel session on the subject if there is interest.  -Jack  On Thu, Feb 23, 2012 at 11:50 AM, Andrew Purtell  wrot e: ictly my personal opinion. a nuanced discussi...
   Author: Jack Levin, 2012-02-24, 00:56
Re: Hbase Images - HBase - [mail # user]
...images (jpgs) are bytes, there is no difference, you just need to add appropriate http headers using nginx or any other proxy of choice and put it on top of REST HBASE api.  -Jack  ...
   Author: Jack Levin, 2012-01-17, 21:12
Re: Meta region hotspotting - HBase - [mail # user]
...Some time ago, we had a situation where our REST server was slammed with queries that did not find any matches for rows in Hbase.  When that happened we sustained 50k rpc/sec to META re...
   Author: Jack Levin, 2011-12-27, 01:32
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