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From Amandeep Khurana <ama...@gmail.com>
Subject Re: anyone with experience in hbase 0.20 realtime application?
Date Tue, 11 Aug 2009 19:56:46 GMT
Vaibhav,

What kind of caching are you doing over hbase and how?

-Amandeep


Amandeep Khurana
Computer Science Graduate Student
University of California, Santa Cruz


On Tue, Aug 11, 2009 at 10:48 AM, Vaibhav Puranik <vpuranik@gmail.com>wrote:

> We are using HBase 0.20 (Trunk version at 23rd July evening) in production
> environment at GumGum.
>
> Our experience is very good. Initially I mistakenly forgot to add caching
> (even though we had planned for it) and every request was fetching two rows
> from Hbase and inserting one row in HBase.
> In spite of that our request processing time was less than 300 ms.
>
> We are not getting huge amounts of requests - we approximately get 25,000
> to
> 30,000 requests to our web app backed by HBase every day.
>
> We have a 4 node cluster running on EC2 (Large instances) and so far we
> haven't faced any production problem.
> (Hope it works out that way all the time!)
>
> Regards,
> Vaibhav Puranik,
> GumGum
>
>
>
>
> On Tue, Aug 11, 2009 at 10:29 AM, Fabio Kaminski <
> fabiokaminski@mobly.com.br
> > wrote:
>
> > is there anyone with experience in hbase 0.20 realtime application,
> > preferably in production environment?
> >
> > in thinking in throw away all my legacy knowledge about what i think
> about
> > systems.. cause i think this is the hadoop(and hbase) are the next big
> > thing
> > in tecnology.. i really buy this concept and im glady that i found it
> right
> > in it's inception.
> >
> > Im preparing to work with hadoop and hbase for realtime environment, and
> i
> > could see that the hbase engineers are preparing hbase for realtime
> > applications, like rdbms standards does, but in a new and promissing
> > environment. this is undoubtly a paradigm shift!
> >
> > anyone with realtime application runing in such environment? could you
> > share
> > some of you experience with it?
> >
> > Thanks !
> >
> > Fabio Kaminski
> >
>

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