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To help you detect and address changing demand for resources, the platform has Control features , which that include monitoring alerts with notifications, action plans for automation, and vertical and horizontal autoscaling. To configure these features go to Control view and then select the Alert or Action plans tab. These features may depend on the configuration of VM monitoring and metrics and Cloud Alarms v44 v44, so you may like to set these up first. You should also create scaling groups for your individual VMs as described below.
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You can configure alerts, with their associated alarms, and action plans on the control tabunder Control view. In order to create an alert, you will need to select or create alarms that will activate when VM metric thresholds are surpassed.
In order to create alarms that are not yet associated with alerts, edit your VMs and configure alarms for VM metrics. See VM Alarms. go to Cloud Alarms v44 v44.
Display VM alarms and alerts
To view a list of alerts and their associated alarms, open the Control tabview.
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Privilege: Access alerts section |
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Before you create an alert for the VMs in a virtual appliance, edit the VMs and a group of alarms, do the following steps:
- Enable Edit the VM and enable monitoring (see VM monitoring and metrics)
- Optionally create VM alarms (see VM Cloud Alarms v44 v44)
To create an alert for the VMs in a virtual appliance
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metrics
- Go to Control view → Alerts
- Click the + add button
- Enter the alert details
Assign existing alarms to the alert, or create new alarms and then assign them to the alert.
Click Save
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Privilege: Access alerts section, Manage alarms, Manage alerts |
- In the virtual appliance, open the Control tab and select the alertGo to Control view → Alerts
- In the Alerts list, open the alert to list the alarms. Select the alarm
- To delete an alarm, click the delete button, and confirm
The platform will delete it from all the alerts that it is associated with - To modify the alarm, make your changes, and click Save
- To delete an alarm, click the delete button, and confirm
To edit or delete alarms that are not attached to alerts, open the VM and modify it on the Alarms tab; see VM Alarms.go to Virtual datacenters --> Alarms; see Cloud Alarms v44 v44
Manage scaling groups
Horizontal scaling of VMs enables users to configure an automatic response to changing demands for resources. To scale out, the platform clones the base VM and deploys the clones. To scale in, Abiquo will delete clone machines but it will just undeploy the base machine. Scaling operations are subject to all standard Abiquo constraints, such as privileges and allocation limits.
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In the user interface, in the Virtual appliances Control view, on the Control Action plans tab, users can manage Action plans and Triggers that run the action plans.
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Before you create an action plan, first create a at least one VM. To create an action plan:
- Open the Control tab of the virtual appliance and click Go to Control view → Action plans, and click the + button
- Enter the action plan details
- Add actions, by clicking : clicki the + Add button, selecting the select a general action or select a VM and a specific action type from the pulldown list, and entering enter the parameters as required.
Consider the following constraints on actions- Maintenance block: You can create one complete maintenance block (start maintenance, action(s), and stop maintenance) and the maintenance block cannot contain any scaling actions
- Scale in and/or scale out actions: You can only scale in and/or scale out at the end of the action plan but you can create the scaling action(s) in any order (e.g. scale in first, only scale in)
- Email actions: You can perform an email action at any time, including after scaling actions
- Platform contstraints: For example, to create an instance, the VM must be deployed and powered off
- Hypervisor constraints: For example, when using hot reconfigure on ESXi, you cannot decrement CPU or RAM
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