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Update default override instance types to work with Cluster Autoscaler (#425)

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刘相轩
2019-07-08 17:18:13 +08:00
committed by Max Williams
parent 65901984e5
commit 4b1df0c0af
4 changed files with 13 additions and 8 deletions
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1
CHANGELOG.md
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@@ -17,6 +17,7 @@ project adheres to [Semantic Versioning](http://semver.org/).
### Changed
- Update default override instance types to work with Cluster Autoscaler (by @nauxliu on behalf of RightCapital)
- Write your awesome change here (by @you)
# History

4
docs/autoscaling.md
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@@ -27,3 +27,7 @@ To install the chart, simply run helm with the `--values` option:
```
helm install stable/cluster-autoscaler --values=path/to/your/values-file.yaml
```
## See More
[Using AutoScalingGroup MixedInstancesPolicy](https://github.com/kubernetes/autoscaler/blob/master/cluster-autoscaler/cloudprovider/aws/README.md#using-autoscalinggroup-mixedinstancespolicy)

2
examples/spot_instances/main.tf
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@@ -58,7 +58,7 @@ module "eks" {
worker_groups_launch_template_mixed = [
{
name = "spot-1"
override_instance_types = ["m5.large", "c5.large", "t3.large", "r5.large"]
override_instance_types = ["m5.large", "m5a.large", "m5d.large", "m5ad.large"]
spot_instance_pools = 4
asg_max_size = 5
asg_desired_capacity = 5

14
local.tf
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@@ -73,13 +73,13 @@ locals {
root_encrypted = "" # Whether the volume should be encrypted or not
eni_delete = true # Delete the ENI on termination (if set to false you will have to manually delete before destroying)
# Settings for launch templates with mixed instances policy
override_instance_types = ["m5.large", "c5.large", "t3.large", "r5.large"] # A list of override instance types for mixed instances policy
on_demand_allocation_strategy = "prioritized" # Strategy to use when launching on-demand instances. Valid values: prioritized.
on_demand_base_capacity = "0" # Absolute minimum amount of desired capacity that must be fulfilled by on-demand instances
on_demand_percentage_above_base_capacity = "0" # Percentage split between on-demand and Spot instances above the base on-demand capacity
spot_allocation_strategy = "lowest-price" # The only valid value is lowest-price, which is also the default value. The Auto Scaling group selects the cheapest Spot pools and evenly allocates your Spot capacity across the number of Spot pools that you specify.
spot_instance_pools = 10 # "Number of Spot pools per availability zone to allocate capacity. EC2 Auto Scaling selects the cheapest Spot pools and evenly allocates Spot capacity across the number of Spot pools that you specify."
spot_max_price = "" # Maximum price per unit hour that the user is willing to pay for the Spot instances. Default is the on-demand price
override_instance_types = ["m5.large", "m5a.large", "m5d.large", "m5ad.large"] # A list of override instance types for mixed instances policy
on_demand_allocation_strategy = "prioritized" # Strategy to use when launching on-demand instances. Valid values: prioritized.
on_demand_base_capacity = "0" # Absolute minimum amount of desired capacity that must be fulfilled by on-demand instances
on_demand_percentage_above_base_capacity = "0" # Percentage split between on-demand and Spot instances above the base on-demand capacity
spot_allocation_strategy = "lowest-price" # The only valid value is lowest-price, which is also the default value. The Auto Scaling group selects the cheapest Spot pools and evenly allocates your Spot capacity across the number of Spot pools that you specify.
spot_instance_pools = 10 # "Number of Spot pools per availability zone to allocate capacity. EC2 Auto Scaling selects the cheapest Spot pools and evenly allocates Spot capacity across the number of Spot pools that you specify."
spot_max_price = "" # Maximum price per unit hour that the user is willing to pay for the Spot instances. Default is the on-demand price
}
workers_group_defaults = merge(