On Talend Administration Center's home page and from the Menu tree view, expand Monitoring and click:
Activity Monitoring Console to access the collected log information as well as the list of database connections to log tables.
For more information, see Monitoring Jobs with Talend Activity Monitoring Console.
CommandLine to access list of all the commands executed in the CommandLine.
For more information, see Displaying the commands executed in the CommandLine.
Execution history and Timeline to access the list of all triggered tasks and a graphical summary of task executions.
For more information, see Monitoring task executions in the Monitoring node.