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Alerts:
Configuring Database System Monitoring (DB2 UDB for UNIX and
Windows) 
DB2 database system monitoring has preconfigured check categories and parameters.

Only experienced users should make changes to the system check configuration.
There are two complementary tools available for configuring database system monitoring:
· Configuration using general alert monitoring consisting of:
¡ Automatic e-mail notification
The central, automated notification function informs you of an alert by e-mail. If you want to be notified as soon as an alert is raised, you have to define yourself as a recipient of mails generated by this function.
¡ Background monitoring
· Configuration of DB2-specific parameters
...
1. Call transaction RZ21.
The Monitoring: Settings and Tool Maintenance screen appears.
2. Choose Tool Definition and then Display Overview.
3. Scroll through the list until you find CCMS_DB6_WATCHDOG.
4.
Select this entry and
choose List
®Selected
Entries
® Edit
or
Edit in the application toolbar.
The Monitoring: Tool Administration screen appears.
5. Choose Parameter.
6.
Choose Tool Definitions
®Display
«Change
or
Display
«Change in the application tool bar.
7. In the SENDER line in the Parameter value column, enter a valid user for your SAP system.
8. In the RECIPIENT line in the Parameter value column, enter a valid user for your SAP system who will be notified in the event of an alert.
9. Save your changes.

Not all alerts automatically generate an e-mail, only those configured to do so.
...
1. Call transaction RZ21.
2. Choose Technical Infrastructure ®Method Execution ® Activate Background Dispatching.

If you do not enable your system for background monitoring, the system will not be monitored at all.
You can specify additional parameters, for example, assignment of logged values for given alerts.
For more information on specifying these additional parameters, see Alerts: Alert Configuration.
