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From Avery Ching <>
Subject Re: Pseudo-random number Vertex Reader
Date Mon, 19 Mar 2012 02:02:19 GMT
You can use it for performance testing, although it is not a great 
simulation of real graphs.  Real graphs tend to be more power law 
distributed (see

Hope that helps,


On 3/17/12 8:13 PM, Fleischman, Stephen (ISS SCI - Plano TX) wrote:
> Avery,
> I am using Giraph solely for performance characterization -- primarily 
> comparing hardware platforms but also for Hadoop configuration 
> tuning.  Am I correct that we could use the 
> PseudoRandomVertexInputFormat, as used in the PageRank example,  to 
> generate any size graphs that can then be used in the simple shortest 
> path example program and thus avoiding the need to obtain actual datasets?
> Best regards,
> Steve Fleischman

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