Job Information
A job in general holds some basic information, including:
- BSPJobID
- User id: See BSPJobContext.getUser() wherein configures via conf.get("user.name")
- Job file: The path to job.xml. See BSPJobClient.submitJobInternal()
- Job name: The name of this job.
- JobStatus: Mainly JobStatus.State
- superstepCount:
- StartTime
- FinishTime
- numBSPTasks: the number of BSP tasks to be launched.
- Tasks: Actual launched TaskInProgresses according to numBSPTasks.
TODO: An object that holds multiple tasks execution including successful/ failed/ current task
TODO: 2d array?
-
- task id:
- startTime: System.currentTimeMillis()
- partition: the _i_th numBSPTasks
- RawSplit: the _i_th RawSplit if RawSplit not null
- SuccessfulTaskId: set when TaskInProgress.completed() is called. TODO: isSuccessful
- currentTaskId:
- TaskStatus:
- Phase: STARTING, COMPUTE, BARRIER_SYNC, CLEANUP
- State:
Job Status
A job status contains:
- PREP
- RUNNING
- SUCCEEDED
- FAILED
- KILLED