Checking AOM Alarms or Events

Function Introduction

• The alarm list provides the following key functions:
  • Alarm list: Check alarm information by alarm severity in a graph.
  • Advanced filtering: Filter alarms by alarm severity, source, or keyword in the search box. By default, alarms are filtered by alarm severity.
  • Alarm clearance: Clear alarms one by one or in batches.
  • Alarm details: Check the alarm object and handling suggestions in the alarm details. Handling suggestions are provided for all alarms.
• The event list provides the following key functions:
  • Event list: Check event information by event severity in a graph.
  • Advanced filtering: Filter events by event severity, source, or keyword in the search box. By default, events are filtered by event severity.

Constraints

• The alarms triggered by metric alarm rules last for five days by default. After five days, they will be automatically cleared and become historical alarms.

Procedure

1. Log in to the AOM 2.0 console.
2. In the navigation pane, choose Alarm Center > Alarm List.
3. Click the Alarms or Events tab to check alarms or events.
   1. Set a time range to check alarms or events. You can use a predefined time label, such as Last hour and Last 6 hours, or customize a time range. Max.: 31 days.
   2. Set the interval for refreshing alarms or events. Click and select a value from the drop-down list, such as Refresh manually or 1 minute auto refresh.
   3. Set filter criteria and click to check the alarms or events generated in the period. You can filter alarms or events through the search box.

      Table 1 Search criteria

      Search Criteria	Description	Example
      Alarm/Event Severity	Search by alarm/event severity. Options: Critical Major Minor Warning	Major: Filter the alarms whose severity is Major within the specified time range.
      Resource Type	Search by resource type.	Host: Filter the alarms whose resource type is Host within the specified time range.
      Alarm/Event Source	You can select an alarm source to search for alarms or select an event source to search for events.	AOM: Filter the alarms whose source is AOM within the specified time range.
      Alarm/Event Keyword	Alarm Keyword: Fuzzy search by alarm name, alarm source, or resource type. Select Alarm Keyword in the search box and then enter a keyword. Event Keyword: Fuzzy search by event name, event source, resource type, or other keywords. Select Event Keyword in the search box and then enter a keyword.	AOMRule: Filter the alarm named AOMRule within the specified time range.
      Custom Attribute	Exact query by custom attribute. Select Custom Attribute in the search box and then enter "custom attribute name=custom attribute value".	nodeIP=192.168.0.106: Filter the alarms whose host IP address is 192.168.0.106 within the specified time range.

4. Perform the operations listed in Table 2 as required:

   Table 2 Operations

   Operation	Description
   Checking alarm/event statistics	Click , and check alarm/event statistics that meet filter criteria within a specific time range on a bar graph.
   Downloading alarms	Click to download alarms. A maximum of 10,000 alarms can be downloaded each time.
   Clearing alarms	You can clear alarms after the problems that cause them are resolved. To clear an alarm, click in the Operation column of the target alarm. To clear one or more alarms, select them and click Clear in the displayed dialog box.
   Viewing alarm details	Click an alarm name to view alarm details, including alarm information and handling suggestions. You can also view a bound alarm notification rule or noise reduction rule if there is any. On the Alarm Info tab page, click the alarm rule, log group, or log stream in blue to drill down to check details. Alarms whose source is LTS: Click a log group, log stream, keyword, or query statement on the alarm details page to obtain more information. Alarms triggered by the alarm rules bound to Prometheus instances for CCE: Click a cluster name, node, pod, or container on the alarm details page to go to the built-in dashboard to query metric curves at different time. Alarms triggered by APM alarm rules: Click an application, component, or environment on the alarm details page to obtain more information. On the Alarm Info tab page, click a custom attribute and choose Copy or Add to Search. Copy: Copy the custom attribute. Add to Search: Filter alarms by custom attribute in the search box on the Alarm List page.
   Checking event details	Click an event name to check event details and handling suggestions.
   Checking cleared alarms	Click Active Alarms in the upper right corner and select Historical Alarms from the drop-down list to check alarms that have been cleared.