python setup.py install --record files.txt
- to install the lib (files.txt for removing it then)
mr --start-master host port
- start mastermr --start-slave port master-host master-port size-limit
- start slavemr --write cluster_path
- write datamr --read cluster_path
- read tablemr --delete cluster_path
- remove tablemr --list-dir cluster_path
- get everything inside cluster (just checking common prefix)mr --map path_in path_out run_command file1 … filen
- run mapper -> results in operation idmr --list-operations
- emptymr --table-info cluster_path
- table info: total size (in chars) + how many nodes it is distributed among
/free_space/
- this folder is for saving files sent to perform map, can be changed :(in the code): inmr/slave/file_manager.py