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Re: if/when zookeeper goes down, how to recover? - HBase - [mail # user]
...Are there any 'best practices' when running zookeeper on ec2?  i.e. thelatency could be poor and hostname/ip addresses can also change when bringa node up/down.On Sat, Jun 14, 2014 at 1...
[+ more]    Author: S Ahmed, 2014-06-14, 21:11
how do counters work, client api? - HBase - [mail # user]
...Where can I read up on how counters work with hbase?  Does it have some sort of api like:  hbaseClient.incrementAndGet()  Since things are distributed, I would imagine actuall...
   Author: S Ahmed, 2013-03-06, 20:25
Re: Storing images in Hbase - HBase - [mail # user]
...That's pretty amazing.  What I am confused is, why did you go with hbase and not just straight into hdfs?     On Fri, Jan 25, 2013 at 2:41 AM, Jack Levin  wrote:  ...
[+ more]    Author: S Ahmed, 2013-01-27, 02:00
Re: write throughput in cassandra, understanding hbase - HBase - [mail # user]
...Thanks, I think Lars's comment hints to what might be one reason.  I don't have a cluster setup to test, I'm really an enthusiast (I'm currently going through the codebase and trying to...
[+ more]    Author: S Ahmed, 2013-01-22, 19:12
Re: best read path explanation - HBase - [mail # user]
...Thanks Lars!  Sort of a side question after following your proposed patch: https://issues.apache.org/jira/secure/attachment/12511771/5268-v5.txt  Locally on your computer (laptop?)...
[+ more]    Author: S Ahmed, 2013-01-14, 18:37
Re: hbasecon: Learning HBase Internals video not working - HBase - [mail # user]
...In the video you mentioned that you did a previous presentation that was 1.5 hours and you only have 40 minutes for this one, is that video online also?   On Wed, Dec 5, 2012 at 1:46 PM...
[+ more]    Author: S Ahmed, 2012-12-05, 20:20
Re: understanding the code base, patterns, threading, etc. - HBase - [mail # dev]
...Great, I think out of all of them only like 1 of them works: http://www.hbasecon.com/tracks/development/    On Sat, Dec 1, 2012 at 10:27 PM, Jonathan Hsieh  wrote:  ...
[+ more]    Author: S Ahmed, 2012-12-02, 03:56
hbase lookups in file, source location - HBase - [mail # user]
...When hbase lookups a cell in a column family, how does it perform the lookup? Is there an index on the file, or is it ordered? What algorithm is used? Does it load the entire column family f...
   Author: S Ahmed, 2012-06-06, 14:35
Re: how does hbase get the latest version with immutable hfiles? - HBase - [mail # user]
...Once hbase has identified the file that contains the row key, what algorithm is used?  I understand that keys are ordered lexically. And are files ordered using quicksort?  On Sun,...
[+ more]    Author: S Ahmed, 2012-06-04, 18:36
Re: understanding the client code - HBase - [mail # user]
...I don't really want any, I just want to learn the internals :)  So why would someone not want to use the client, for data intensive tasks like mapreduce etc. where they want direct acce...
[+ more]    Author: S Ahmed, 2012-05-29, 15:07
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