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update spot price docs

This commit is contained in:
Megan Marsh 2020-03-09 08:46:30 -07:00
parent 74a94d8547
commit 4133acbdf3
2 changed files with 30 additions and 14 deletions
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22
builder/amazon/common/run_config.go
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@ -265,13 +265,21 @@ type RunConfig struct {
// because a particular availability zone does not have capacity for the
// specific instance_type requested in instance_type.
SpotInstanceTypes []string `mapstructure:"spot_instance_types" required:"false"`
// The maximum hourly price to pay for a spot instance
// to create the AMI. Spot instances are a type of instance that EC2 starts
// when the current spot price is less than the maximum price you specify.
// Spot price will be updated based on available spot instance capacity and
// current spot instance requests. It may save you some costs. You can set
// this to auto for Packer to automatically discover the best spot price or
// to "0" to use an on demand instance (default).
// With Spot Instances, you pay the Spot price that's in effect for the
// time period your instances are running. Spot Instance prices are set by
// Amazon EC2 and adjust gradually based on long-term trends in supply and
// demand for Spot Instance capacity.
//
// When this field is set, it represents the maximum hourly price you are
// willing to pay for a spot instance. If you do not set this value, it
// defaults to a maximum price equal to the on demand price of the
// instance. In the situation where the current Amazon-set spot price
// exceeds the value set in this field, Packer will not launch an instance
// and the build will error. In the situation where the Amazon-set spot
// price is less than the value set in this field, Packer will launch and
// you will pay the Amazon-set spot price, not this maximum value.
// For more information, see the Amazon docs on
// [spot pricing](https://aws.amazon.com/ec2/spot/pricing/).
SpotPrice string `mapstructure:"spot_price" required:"false"`
// Required if spot_price is set to
// auto. This tells Packer what sort of AMI you're launching to find the

22
website/source/partials/builder/amazon/common/_RunConfig-not-required.html.md
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@ -175,13 +175,21 @@
because a particular availability zone does not have capacity for the
specific instance_type requested in instance_type.
- `spot_price` (string) - The maximum hourly price to pay for a spot instance
to create the AMI. Spot instances are a type of instance that EC2 starts
when the current spot price is less than the maximum price you specify.
Spot price will be updated based on available spot instance capacity and
current spot instance requests. It may save you some costs. You can set
this to auto for Packer to automatically discover the best spot price or
to "0" to use an on demand instance (default).
- `spot_price` (string) - With Spot Instances, you pay the Spot price that's in effect for the
time period your instances are running. Spot Instance prices are set by
Amazon EC2 and adjust gradually based on long-term trends in supply and
demand for Spot Instance capacity.
When this field is set, it represents the maximum hourly price you are
willing to pay for a spot instance. If you do not set this value, it
defaults to a maximum price equal to the on demand price of the
instance. In the situation where the current Amazon-set spot price
exceeds the value set in this field, Packer will not launch an instance
and the build will error. In the situation where the Amazon-set spot
price is less than the value set in this field, Packer will launch and
you will pay the Amazon-set spot price, not this maximum value.
For more information, see the Amazon docs on
[spot pricing](https://aws.amazon.com/ec2/spot/pricing/).
- `spot_price_auto_product` (string) - Required if spot_price is set to
auto. This tells Packer what sort of AMI you're launching to find the