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From Stack <st...@duboce.net>
Subject Re: last mapper of mapreduce on hbase very slow
Date Wed, 14 May 2014 17:29:13 GMT
On Tue, May 13, 2014 at 6:45 PM, Li Li <fancyerii@gmail.com> wrote:

> I found that at the beginning, the map-reduce will make about 3,000
> hbase requests per second. But when there is only the last mapper
> running, the hbase requests is less than 200 per second.
Can you figure out what part of the key space is being accessed when the
rate is low?  E.g. are these pages w/ lots of links?

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