I found something: giraph.async.message.store (false by default) that will enable async messaging giraph.async.message.store.threads
But i'm not sure if those options can work together with a Combiner. Thanks! Jose 2016-08-28 22:00 GMT-03:00 José Luis Larroque <larroques...@gmail.com>: > Hi guys, > > i recently implement a MessageCombiner, and testing in an application that > previosly work, it takes siginficant more time. > > Is there a way to paralelize its work? As for example, > giraph.numCombinerThreads or something like that. Sorry if the question is > too dumb. > > Thanks in advance! > Jose >