Set alert rules for application groups by using alert templates

If your Alibaba Cloud account has a large number of cloud resources, you can manage these cloud resources by using application groups. To set the same alert rule for multiple application groups, you can create an alert template.

1. Create an alert contact.
   1. Log on to the Cloud Monitor console.
   2. In the left-side navigation pane, choose Alerts > Alert Contacts.
   3. On the Alert Contacts tab of the Alert Contacts page, click Create Alert Contact.
   4. In the Set Alert Contact pane,set the Name, Email ID, DingTalk Robot, and Alert Notification Information Language parameters.
   5. Verify the parameters and then click OK.
2. Create an alert contact group. For example, you can create a group named InventoryManagementAlertGroup.
   1. On the Alert Contacts page, click the Alert Contact Group tab.
   2. On the Alert Contact Group tab, click Create Alert Contact Group.
   3. In the Create Alert Contact Group pane, specify the contact group name and add alert contacts to the group.
   4. Click Confirm.
3. Create an application group. For example, you can create an application group named InventoryManagementOnlineEnvironment.
   1. In the left-side navigation pane, choose Application Groups.
   2. On the Application Groups page, click Create Group in the upper-right corner.
   3. In the Create Group pane, set the Creation Method parameter to Smart Instance Rule Creation, the Application Group Name parameter to InventoryManagementOnlineEnvironment, and the Contact Group parameter to InventoryManagementAlertGroup. Then, set the Match Rule parameter for ECS, ApsaraDB RDS, and SLB instances.
      
   4. Click Create Application Group.
4. Create an alert template and apply it to an application group. For example, you can create an alert template named E-commerceBackgroundModuleTemplate.
   1. In the left-side navigation pane, choose Alerts > Alert Templates.
   2. On the Alert Templates page, click Create Alert Template in the upper-right corner.
   3. In the Create/modify alert templates pane, set the Template Name parameter to E-commerceBackgroundModuleTemplate, and then set alert rules for ECS, ApsaraDB RDS, and SLB instances.
      
   4. Click OK.
   5. In the Create/modify alert template complete dialog box, click OK.
   6. In the Apply Template to Group dialog box, select the InventoryManagementOnlineEnvironment application group. Set the Muted, Effective Period, HTTP Callback, and Option parameters.
   7. Click OK.
   8. In the Apply Template to Group dialog box, click OK.
5. View the health status of instances that match the alert rules in the application group.
   1. In the left-side navigation pane, choose Application Groups.
   2. On the Application grouping tab, find the application group and click its name or ID in the Group Name / Group ID column.
   3. In the Group Instances section, view the health status of the instances.
      If no alerts are triggered based on the alert rules that are created for the instances, the Health Status parameter is OK. If an alert is triggered, the Health Status parameter is Alert Status.