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From Matt K <matvey1...@gmail.com>
Subject Re: running YARN in Production
Date Thu, 24 Apr 2014 23:01:28 GMT
Allow me to remove "Cloudera" and CDH5 from the question then, and replace
it with "Hadoop 2.3.0".

On Thu, Apr 24, 2014 at 5:49 PM, Marco Shaw <marco.shaw@gmail.com> wrote:

> A bit too many mentions of "Cloudera" for this list...  Please consider
> going to a Cloudera list and asking this there asking for specific examples.
> Marco
> On Thu, Apr 24, 2014 at 5:17 PM, Matt K <matvey1414@gmail.com> wrote:
>> We run a number of mission-critical MapReduce jobs daily in our
>> production cluster, mostly on top of HBase. In the past, we've hit a number
>> of Hadoop bugs, and found it difficult to maintain a solid SLA.
>> We are now moving to CDH5 and evaluating if we should move to YARN or
>> keep running Hadoop 1. YARN is very compelling, but it's also relatively
>> young. I know that Cloudera recommends YARN over Hadoop 1 in CDH5, but I
>> could use a second opinion :)
>> Can someone running YARN in a mission-critical Production environment
>> share their experience, specifically as it relates to stability? I realize
>> that this is a question that lends itself to a somewhat subjective answer.
>> Thanks,
>> -Matt

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