Thanks Harsh. So the setup/cleanup r for the Job and not the Mappers i take it. Thanks.
________________________________ From: Harsh J <ha...@cloudera.com> To: "<user@hadoop.apache.org>" <user@hadoop.apache.org>; Sai Sai <saigr...@yahoo.in> Sent: Friday, 22 March 2013 10:05 PM Subject: Re: Setup/Cleanup question Assuming you speak of MRv1 (1.x/0.20.x versions), there is just 1 Job Setup and 1 Job Cleanup tasks additionally run for each Job. On Sat, Mar 23, 2013 at 9:10 AM, Sai Sai <saigr...@yahoo.in> wrote: > When running an MR job/program assuming there r 'n' (=100) Mappers triggered > then my question is will the setup & cleanup run n number of times which > means once for each mapper or for all the mappers they will run only once. > Any help is appreciated. > Thanks > Sai -- Harsh J
