Yes, in the configuration object that gets passed to the Task there is a "mapred.task.id" field that has the unique taskid. (See Task.localizeConfiguration() for even more information.)
ben On Wednesday 19 July 2006 13:17, Vijay Murthi wrote: > In MPI, getRank() gives an unique id to identify a process. Is there an > equivalent in Hadoop that uniquely identify each map process? > > > Thanks, > VJ
