Overview
This document guides using the Auto Scale function on HI GIO CLOUD.
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Procedure
The network has available IP addresses on a static IP Pool (used for applications without HI GIO Load Balancing).
Load Balancer Pool and Virtual Service (used for applications with HI GIO Load Balancing).
The vApp template of the VM needs to scalebe scaled.
\uD83D\uDCD8 Create SCALE GROUP
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- I. Create Scale Group
Step 1: Log in to HI GIO Portal > Applications > Scale Groups > NEW SCALE GROUP
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Step 2: In the General Settings:
Pick an owner of the Scale Group.
Pick an Organisation VDC.
Enter Group Name.
Number of Min VMs.
Number of Max VMs.
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Step 3: In the Application Settings:
Select the vApp template of the previously prepared application.
Pick a Storage Policy.
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Step 4: Select a network for the scale group in the Network Settings section.
If you want to manage the load balancer on your own or if there is no need for a load balancer, select I have a fully set-up network:
Pick a Network.
Click CREATE GROUP AND ADD RULES.
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| Info |
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Make sure the network has available Static IP Pools. |
If your applications use HI GIO Load Balancing, select I have set-up a Load Balancer option.
Enter Network CIDR.
Pick Edge Gateway.
Pick Server Pool
Click CREATE GROUP AND ADD RULES.
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Step 5: Set up
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Firewall rules depending on the application’s requirements.
\uD83D\uDCD8 Create AUTO SCALING RULES
- II. Create Auto Scaling Rules
Step 1: Select Scale Group > Rules > ADD RULE.
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Step 2: In the General tab:
Name: enter rule name.
Number of VMs: The number of VMs will scale.
Behavior: Select whether the scale group must expand or shrink when the rule takes effect.
Grow: scale out.
Shink: scale in.
Cool down: Enter a cooldown period in minutes after each auto scale in the group.
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Attention: The conditions cannot trigger another scaling until the cooldown period expires. The cooldown period resets when any of the rules of the scale group takes effect. |
Step 3: In the Conditions tab
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, Add a condition that triggers the rule.
AvgAvg. Utilization:
CPU usage.
memory usage.
Condition:
greater or equal to.
lower or equal to.
Amount: in percent.
Duration: The duration period is the time for which when the condition must be valid to trigger the rule.
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| Note |
Attenstion: An AND operator groups conditions in a rule are grouped by an AND operator. After a condition is met, it might be executed with a delay of up to 5 minutes. |
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🔖 Reference document
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End.