You must have the classes in a jar that is already in your class path, and that jar is getting picked up and distributed.
On Tue, Jun 2, 2009 at 9:53 AM, Jiaqi Tan <tanji...@gmail.com> wrote: > Hi, > > I seem to be having a problem with the job cache on the JobTracker of > my (single-node, DataNode, NameNode, JobTracker, TaskTracker all on > same machine) Hadoop cluster. I've been recompiling my code multiple > times, and the class files in my jarfile are correct (unzipped, > checked for new string constants added in println's to check that the > new version was correctly compiled), but the class files in the > mapred.local directory in the taskTracker/jobcache/<job id>/jars > directory are the ones from the old version. > > Has anyone encountered a similar problem where your newly compiled > code just refuses to run and every time you submit the new jar file > some older version ends up getting executed? > > Thanks, > Jiaqi > -- Alpha Chapters of my book on Hadoop are available http://www.apress.com/book/view/9781430219422 www.prohadoopbook.com a community for Hadoop Professionals
