The following are some typical tasks of JobTracker:-
- Accepts jobs from clients
- It talks to the NameNode to determine the location of the data.
- It locates TaskTracker nodes with available slots at or near the data.
- It submits the work to the chosen TaskTracker nodes and monitors progress of each task by receiving heartbeat signals from Task tracker.
- Accepts jobs from clients
- It talks to the NameNode to determine the location of the data.
- It locates TaskTracker nodes with available slots at or near the data.
- It submits the work to the chosen TaskTracker nodes and monitors progress of each task by receiving heartbeat signals from Task tracker.
No comments:
Post a Comment