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From Andrew Purtell <apurt...@apache.org>
Subject Re: Shared Cluster between HBase and MapReduce
Date Wed, 06 Jun 2012 21:22:38 GMT
On Wed, Jun 6, 2012 at 2:20 AM, Amandeep Khurana <amansk@gmail.com> wrote:
>> These are general recommendations and definitely change based on the
>> access patterns and the way you will be using HBase and MapReduce. In
>> general, if you are building a latency sensitive application on top of
>> HBase, running a MapReduce job at the same time will impact performance due
>> to I/O contention. If your main access patterns is going to be running
>> MapReduce over HBase tables, you should absolutely consider collocating the
>> two frameworks.

Perhaps this exact point can be made (more clearly?) in the referenced
Cloudera documentation?

Best regards,

   - Andy

Problems worthy of attack prove their worth by hitting back. - Piet
Hein (via Tom White)

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