Resolved! Slow first time run, jar based jobs
When running a jar-based job, I've noticed that the 1st run always takes the extra time to complete the job and consecutive runs take less time to finish the job. This behavior is reproducible on an interactive cluster. What's causing this? Is this e...
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@Sandeep Katta​ , this is a fat jar that does read-transform-write. @DD Sharma​ response matches @Werner Stinckens​ & I intuition that there was efficiency on the second job due to jar already being loaded. I would not have noticed this had job run...
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