Which scheduler are you using? -Joey
On Mar 3, 2012, at 18:52, Hassen Riahi <hassen.ri...@cern.ch> wrote: > Hi all, > > We tried using mapreduce to execute a simple map code which read a txt file > stored in HDFS and write then the output. > The file to read is a very small one. It was not split and written entirely > and only in a single datanode (node A). This node is configured also as a > tasktracker node > While we was expecting that the location of the map execution is node A > (since the input is stored there), from log files, we see that the map was > executed in another tasktracker (node B) of the cluster. > Am I missing something? > > Thanks for the help! > Hassen >
