JobConf.setJar(..) might be the way , but that class is deprecated and no method in the Job has a corresponding addition.
vishalsant wrote: > > I am a newbie to hadoop so please bear with me if this is naive. > > I have defined a Mapper/Reducer and I desire to run it on a hadoop cluster > My question is > > * Do I need to specify the Mapper/Reducer in the classpath of all my > DataNodes/JobTracker Node or can they be uploaded to the cluster as > mobile code. > > I would like > > * to define , my job in it's totality on a client JVM ( independent of the > cluster ) > * compile it > * run it's main method , with the conf pointing to the already > established/running cluster. > > The Mapper/Reducer should be serialized to the JobTracker JVM , the > classes deserialized mapped to Mapper and Reducer and based on the input > and output arguments map() and reduce() should execute. > > Is that even possible? > > Or do I have I have to manually move over to an hadoop installation and > always execute it through the hadoop exec. > > -- View this message in context: http://old.nabble.com/Can-I-submit-jobs-to-a-hadoop-cluster-without-using-hadoop-executable-tp27280041p27280256.html Sent from the Hadoop core-user mailing list archive at Nabble.com.
