You can view the performance of a job in the Job Instances panel. You can view the number of records, record pairs, or groups processed in a time interval of a job.
To view the performance of a job, in the Job Instances panel, hover over a job, then click More Actions > View Job Performance. You can also view the performance of a job by clicking the job duration link in the Duration (mins) column.
The following image shows the Job Performance window: