Visualizing task dispatcher performance

You can use the DSG Dispatcher global view to visualize CICS® task dispatcher performance and analyze dispatcher statistics.

About this task

You can access this statistical analysis view from Dispatcher Overview statistical data in the sheet view and from specific dispatcher statistics alerts. The view shows the dispatcher statistic details for the APPLID at the interval time of the record or alert, and a few intervals before and after, if the records are available.

For information about using these statistics to tune the CICS Dispatcher and Transaction Manager, and information about the z/OS® Workload Manager, see the related links to the CICS information.

Procedure

Use one of the following methods to open the statistical analysis view and visualize dispatcher status:
  • From the Statistics Alerts view, either double-click a dispatcher alert, or right-click the alert then click Open.
  • From a Dispatcher Overview record in the sheet view, right-click a record and click Open.
  • From a statistics visualization view, for example, the LDG Loader global view, click the Show alternative statistic visualizations Show alternative statistic visualizations icon icon on the toolbar of the view, then click DSG Dispatcher global.