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MapReduce >> mail # user >> How to test the performance of NN?

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Re: How to test the performance of NN?
What do you mean by it is not telling me any thing about performance? Also
I do not understand the part, "only about potential failures.". Can you add
more details.

nnbench is the best microbenchmark for nn performance test.
On Wed, Jun 5, 2013 at 3:17 PM, Mark Kerzner <[EMAIL PROTECTED]>wrote:

> Hi,
> I am trying to create a more efficient namenode, and for that I need to
> the standard distribution, and then compare it to my version.
> Which benchmark should I run? I am doing nnbench, but it is not telling me
> anything about performance, only about potential failures.
> Thank you.
> Sincerely,
> Mark