Recent Posts

Testing update

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We are planning to move on to production soon , and we intend to build a test environment that will resemble the production environment as close as possible.

Hadoop Failover and Failback Solution

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As you can see in the previous blog , Hadoop successfully failover , but it fails to failback. Our solution to this problem is this:

Testing Hadoop - Starting HBase

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Hbase configuration and running is very similar to hadoops. Not surprisingly , they also have a nice Getting Started page. The tricky part , though , is to u...

Testing Hadoop - Starting Hadoop

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First thing : It works. If you’re getting a lot error messages and you start thinking “well , maybe it’s crap. still 0.18 can’t be that good a version” Stop...

Testing Hadoop - Problem Definition

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We have a very large amount of relatively small files (~5k avg , 41k max , 0k min) , that we access a lot (20M times a day) for various computations. Current...