module Mapred_taskfiles:Copy files to and from the task nodessig
..end
class type taskfile_manager =object
..end
val scp_taskfile_manager : Mapred_config.mapred_config ->
Mapred_def.mapred_job_config -> taskfile_manager
scp
to copy file to remote nodes.
The local_directory
is set to mr_task_tmpdir
/job_id
_"local".
The log_directory
is set to mr_task_tmpdir
/job_id
_"log".