When you acknowledge an alert, the NetIQ event status is mapped to Ack. You can also delete an event from the Netcool repository.
To delete events from Netcool:
Start Administrator in the Netcool Suite program folder.
In NETCOOL/OMNIbus Administrator, expand Navigator.
Expand the root directory.
Double-click the ObjectServer. The ObjectServer Security dialog box is displayed.
Log in as root.
Expand Menu and click Tools.
In the Tools list, right-click Delete Action and select Edit Tool.
On the SQL tab, replace the existing SQL commands with the following:
update alerts.status set Acknowledged = 2, ExpireTime=2 where Serial in ($selected_rows.Serial);
flush iduc
On the SQL tab, ensure the Enabled check box is selected and click OK.
In the Netcool/OMNIbus Event List, on the File menu, select Resync and then select All.
Select the alerts you want to delete.
Right-click the alerts and select Delete.
NOTE:The Delete Action tool sets the Expire Time to 2 and Acknowledged status to 2. After two minutes, the expire trigger deletes the alert from Netcool Event List.In the Netcool/OMNIbus Administrator window, click Automation and then click Triggers. Ensure that Enabled and Group Enabled columns are set to true in the expire trigger.