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AWS Auto Scaling

AWS Auto Scaling, including the number of instances, capacity units, warm pools, etc.

Configuration

Install Func

It is recommended to enable Guance integration - extension - hosted Func: all prerequisites are automatically installed. Please continue with the script installation.

If you deploy Func yourself, refer to Self-deployed Func

Installation Script

Note: Please prepare an Amazon AK that meets the requirements in advance (for simplicity, you can directly grant global read-only permissions ReadOnlyAccess).

Hosted Subscription Script

  1. Log in to the Guance console.
  2. Click on the 【Manage】 menu and select 【Cloud Account Management】.
  3. Click 【Add Cloud Account】, select 【AWS】, and fill in the required information on the interface. If cloud account information has been configured before, skip this step.
  4. Click 【Test】. After a successful test, click 【Save】. If the test fails, check whether the related configuration information is correct and retest.
  5. In the 【Cloud Account Management】 list, you can see the added cloud accounts. Click on the corresponding cloud account and go to the details page.
  6. Click the 【Integration】 button on the cloud account details page. In the Not Installed list, find AWS Auto Scaling, click the 【Install】 button, and follow the prompts to complete the installation.

Manual Subscription Script

  1. Log in to the Func console, click 【Script Market】, enter the official script market, and search for:guance_aws_auto_scaling

  2. After clicking 【Install】, input the corresponding parameters: AWS AK ID, AK Secret, and account name.

  3. Click 【Deploy Startup Script】, and the system will automatically create a Startup script set and configure the corresponding startup script automatically.

  4. After enabling, you can see the corresponding automatic trigger configuration in 「Management / Automatic Trigger Configuration」. Click 【Execute】 to run it immediately without waiting for the scheduled time. Wait a moment, and you can view the execution task records and corresponding logs.

Verification

  1. In 「Management / Automatic Trigger Configuration」, confirm whether the corresponding task has an automatic trigger configuration. You can also view the corresponding task records and logs to check for any abnormalities.
  2. In Guance, under 「Infrastructure / Custom」, check if there is asset information.
  3. In Guance, under 「Metrics」, check if there is corresponding monitoring data.

Metrics

After configuring AWS Auto Scaling, the default metric set is as follows. You can collect more metrics through configuration. Details of AWS Cloud Monitoring Metrics

Metric Description
GroupMinSize Minimum size of the Auto Scaling group
GroupMaxSize Maximum size of the Auto Scaling group
GroupDesiredCapacity Number of instances that the Auto Scaling group attempts to maintain
GroupInServiceInstances Number of instances running as part of the Auto Scaling group. This metric does not include instances in pending or terminating states
GroupPendingInstances Number of instances in the pending state. Pending instances are not yet available. This metric does not include instances in available or terminated states
GroupStandbyInstances Number of instances in Standby state. Instances in this state are still running but cannot be effectively used
GroupTerminatingInstances Number of instances currently in the termination process. This metric does not include instances in available or pending states
GroupTotalInstances Total number of instances in the Auto Scaling group. This metric identifies instances in available, pending, and terminating states
GroupTotalCapacity Total number of capacity units in the Auto Scaling group
GroupPendingCapacity Number of capacity units pending processing
GroupStandbyCapacity Number of capacity units in Standby state
GroupTerminatingCapacity Number of capacity units currently in the termination process
GroupTotalCapacity Total number of capacity units in the Auto Scaling group
WarmPoolMinSize Minimum size of the warm pool
GroupAndWarmPoolDesiredCapacity Desired capacity combining the Auto Scaling group and the warm pool
WarmPoolPendingCapacity Number of capacities pending in the warm pool. This metric does not include instances in running, pending, or terminating states
WarmPoolTerminatingCapacity Number of capacities in the termination process in the warm pool. This metric does not include instances in running, stopped, or pending states
WarmPoolWarmedCapacity Number of capacities that can enter the Auto Scaling group during horizontal scaling. This metric does not include instances in pending or terminating states
WarmPoolTotalCapacity Total capacity of the warm pool, including instances in running, stopped, pending, or terminating states
GroupAndWarmPoolDesiredCapacity Desired capacity combining the Auto Scaling group and the warm pool
GroupAndWarmPoolTotalCapacity Total capacity combining the Auto Scaling group and the warm pool. This includes instances in running, stopped, pending, terminating, or in-service states

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