Have a look at TalendHelpCenter:Logs & Errors components in talend.
Usually tStatisticsCatcher and tFlowmeterCatcher will record begin Time, End Time and the number of rows processed in the defined flow. You need both of them in your job if your requirement is to log the progress of the tasks of each job.
For Talend Enterprise Subscription Version, there is Real time statistics in Talend Administration Center.
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