Hi, an additional idea is to use the counter API inside the framework.
http://diveintodata.org/2011/03/15/an-example-of-hadoop-mapreduce-counter/ has a good example. Kai Am 23.07.2012 um 16:25 schrieb Peter Marron: > I am a complete noob with Hadoop and MapReduce and I have a question that > is probably silly, but I still don't know the answer. > > To simplify (a fair bit) I want to count all the records that meet specific > criteria. > I would like to use MapReduce because I anticipate large sources and I want to > get the performance and reliability that MapReduce offers. -- Kai Voigt k...@123.org