I believe you get this ability about 0.16.0. as of 0.15.1 this is a per cluster set at start time value.
Billy wrote:
If I add this to a command line as a -jobconf should it be enforced? Say I have a job that I want to run only 1 map at a time per serverI have tried this and look in the job.xml file and its set correctly but not enforced.Billy
