expander

package
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Published: Jan 23, 2018 License: Apache-2.0 Imports: 3 Imported by: 0

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Constants

This section is empty.

Variables

View Source
var (
	// AvailableExpanders is a list of available expander options
	AvailableExpanders = []string{RandomExpanderName, MostPodsExpanderName, LeastWasteExpanderName, PriceBasedExpanderName}
	// RandomExpanderName selects a node group at random
	RandomExpanderName = "random"
	// MostPodsExpanderName selects a node group that fits the most pods
	MostPodsExpanderName = "most-pods"
	// LeastWasteExpanderName selects a node group that leaves the least fraction of CPU and Memory
	LeastWasteExpanderName = "least-waste"
	// PriceBasedExpanderName selects a node group that is the most cost-effective and consistent with
	// the preferred node size for the cluster
	PriceBasedExpanderName = "price"
)

Functions

This section is empty.

Types

type Option

type Option struct {
	NodeGroup cloudprovider.NodeGroup
	NodeCount int
	Debug     string
	Pods      []*apiv1.Pod
}

Option describes an option to expand the cluster.

type Strategy

type Strategy interface {
	BestOption(options []Option, nodeInfo map[string]*schedulercache.NodeInfo) *Option
}

Strategy describes an interface for selecting the best option when scaling up

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