Alert

In ServiceWatch, you can create and manage alert policies by setting threshold criteria for metrics to monitor, and generate alert notifications when the set conditions are met.

Creating an Alert Policy

You can create an alert policy for a metric to set the criteria for alert generation. Follow the steps below to create an alert policy.

1. Click the All Services > Management > ServiceWatch menu. You will be taken to the Service Home page.

2. On the Service Home page, click the Alert > Alert Policy menu. You will be taken to the Alert Policy List page.

3. On the Alert Policy List page, click the Create Alert Policy button. You will be taken to the Create Alert Policy page.

4. In the Enter Basic Information area, enter the name and description of the alert policy, then click the Select Metric button. The Select Metric popup window opens.

5. In the Select Metric popup window, select the metric for which you want to create an alert policy, then click the Confirm button. The Metric and Condition Settings area is displayed.

   Category	Required	Description
   Metric Category	Required	Filter and display the list of metrics available for monitoring in ServiceWatch by All or Key Metrics
   Metric List Area	Required	List of metrics available for monitoring in ServiceWatch Click the + button in front of namespace, dimension to view the lower-level list When you select a metric to monitor, it is displayed as a chart in the Selected Metric area If the metric is linked to a namespace, Service Dashboard is displayed Clicking Service Dashboard takes you to the detail page of that dashboard
   Search Filter Area	-	Set the search item to filter, then click the Apply Filter button to filter the metric list Namespace-Dimension Name: Search based on the lower-level dimension name of the selected namespace Metric Name: Enter the exact metric name to search Resource Name: Enter the exact resource name to search Resource ID: Enter the exact resource ID to search Keyword: Search based on the selected upper category and the entered keyword Search for each item excluding metric name, resource name, resource ID, tag-Key Tag Key: Search with the selected tag Key
   Selected Metric Area	-	Monitoring chart for the metric selected in the metric list area Data graph of data collected during the period applied to the chart Place the mouse cursor on the graph to display the time, data value, and metric data information of that point in a popup Drag the mouse to zoom in on a specific area of the graph Click the label name displayed in the legend to display detailed information about that legend in a popup In the chart display area, you can check and modify the labels, statistics, and aggregation period by legend Legend: Color by legend Click the legend color to change to another color Period: Period applied to the chart Metric: Displays the namespace, resource name, and metric name of the selected metric Statistics: Select the method for aggregating metric data Can select from Average (default), Minimum, Maximum, Sum Aggregation Period: Select the aggregation period unit of the metric value Can select from 1 minute, 5 minutes (default), 15 minutes, 30 minutes, 1 hour, 3 hours, 6 hours, 12 hours, 1 day Delete: Delete that legend

   Table. Select Metric Popup Items

6. In the Metric and Condition Settings area, set the threshold for alert generation.

   Category	Required	Description
   Namespace	-	Namespace of the selected metric
   Metric Name	-	Name of the selected metric
   Unit	-	Data unit of the selected metric
   Evaluation Range	Required	Time (seconds) range for alert evaluation Can enter up to 604,800 seconds in multiples of 60 If set smaller than the collection period or not in multiples of the collection period, alert evaluation may be applied abnormally
   Statistics	Required	Select the method for calculating metric data during the evaluation range Sum: Sum of all data point values collected during that period Average: Value of dividing the Sum during the specified period by the number of data points during that period Minimum: Lowest value observed during the specified period Maximum: Highest value observed during the specified period
   Additional Configuration	Optional	Set the number of evaluations, number of violations, and method for handling missing data When additional configuration is set to Enable, you can set the number of evaluations and number of violations used when evaluating alerts. If the violation count condition is met out of the number of evaluations during the evaluation range (seconds), the alert status changes to Alert Number of Evaluations: Number of evaluations for alert generation Can enter 1 ~ 8,640 Number of Violations: Number of allowed violations until alert generation Can enter 1 ~ within Number of Evaluations If the evaluation range is less than 1 hour (3,600 seconds), Number of Evaluations/Evaluation Range can be set up to maximum 1 day (86,400 seconds) If the evaluation range is 1 hour (3,600 seconds) or more, Number of Evaluations/Evaluation Range can be set up to maximum 7 days (604,800 seconds) When additional configuration is set to Enable, you can set how to handle missing data when evaluating alerts. Treat missing data as missing (Missing) Treat missing data as ignore to maintain current alert status (Ignore) Treat missing data as satisfying the condition (Breaching) Treat missing data as normal that does not satisfy the condition (Not breaching)
   Condition Setting	Required	Condition Operator: Select the condition operator to compare the calculated metric data value during the evaluation range with the threshold Threshold: Set the threshold to compare with the calculated metric data value during the evaluation range using the condition operator Can enter 0 ~ 2,147,483,647 Condition: Description of the condition for alert status (Alert) change according to the set Condition Operator and Threshold
   Alert Level	Required	Select the alert level according to the importance of the alert policy
   Resource ID	-	Resource ID of the metric monitoring target
   Resource Name	-	Resource name of the metric monitoring target

   Table. Metric and Condition Settings Items

7. In the Notification Settings area, select the users to receive notifications when an alert occurs.

   • Only users with login history (users who have registered email, mobile phone number) can be added as notification recipients.
   • You can add up to 100 notification recipients.
     Note

     • If there is no user you want to add, you can create a user on the Create User page of the IAM service. For more information about creating a user, see Creating a User.
     • The notification method (E-mail or SMS) can be changed by selecting the notification target as Service > Alert on the Notification Settings page. For more information about notification settings, see Checking Notification Settings.

8. In the Enter Additional Information area, add tag information.

9. After checking the summary information, click the Create button. A popup window announcing the creation of the alert policy opens.

10. Click the Confirm button. The alert policy creation is completed.

Viewing Alert Policy Details

You can view and manage detailed information about an alert policy. To view detailed information about an alert policy, follow the steps below.

1. Click the All Services > Management > ServiceWatch menu. You will be taken to the Service Home page.
2. On the Service Home page, click the Alert > Alert Policy menu. You will be taken to the Alert Policy List page.
   • You can also click the Alert Level button displayed in the Alert Policy menu to view only the list of alert policies corresponding to that alert level.
3. On the Alert Policy List page, click the alert policy name for which you want to view detailed information. You will be taken to the Alert Policy Details page.

   Category	Description
   Alert Policy Status	Status of the alert policy Active: Alert policy is activated Inactive: Alert policy is deactivated Can be changed by clicking the Activate or Deactivate button
   Alert Policy Deletion	Delete the corresponding alert policy
   Alert Status	Current alert status Normal: When the metric does not meet the set condition Insufficient data: When metric data cannot be checked (missing, non-existent, not arrived) Alert: When the metric meets the set condition When alert status is Alert, the alert level (>High, Middle, Low) is also displayed
   Metric Monitoring Chart	Metric monitoring chart during the set period For details about the monitoring chart, see Monitoring Metrics
   Information Category Tabs	Information category tabs for the alert policy Detailed Information, Notifications, Alert History, Tags, Operation History Click each tab to view the corresponding information

   Table. Alert Details Items

Detailed Information

You can view the basic information and metric information of the alert policy selected on the Alert Policy List page.

Notifications

You can view the notification recipients of the alert policy selected on the Alert Policy List page.

Alert History

You can view the history of alert status changes for the alert policy selected on the Alert Policy List page.

Tags

You can view the tag information of the alert policy selected on the Alert Policy List page, and add, change, or delete it.

Operation History

You can view the operation history of the alert policy selected on the Alert Policy List page.

Modifying an Alert Policy

You can modify the target metric and policy settings of an alert policy. To modify an alert policy, follow the steps below.

1. Click the All Services > Management > ServiceWatch menu. You will be taken to the Service Home page.
2. On the Service Home page, click the Alert > Alert Policy menu. You will be taken to the Alert Policy List page.
3. On the Alert Policy List page, click the alert policy name for which you want to view detailed information. You will be taken to the Alert Policy Details page.
4. On the Alert Policy Details page, click the Modify button in the Metric Information of the Detailed Information tab. The Modify Metric Information popup window opens.
5. After modifying the metric information and policy settings, click the Confirm button. A popup window announcing the metric modification opens.
   • For details about metric modification items, see Creating an Alert Policy.
6. Click the Confirm button. The alert policy modification is completed.

Deleting an Alert Policy

You can delete unused alert policies. To delete an alert policy, follow the steps below.

1. Click the All Services > Management > ServiceWatch menu. You will be taken to the Service Home page.
2. On the Service Home page, click the Alert > Alert Policy menu. You will be taken to the Alert Policy List page.
3. On the Alert Policy List page, select the checkbox of the alert policy you want to delete, then click the Delete button. A popup window announcing the deletion of the alert policy opens.
   • You can delete multiple alert policies at the same time.
   • You can also individually delete by clicking the Delete button at the right end of each alert policy or by clicking the Delete Alert Policy button on the corresponding Alert Policy Details page.
4. Click the Confirm button. The alert policy is deleted.