resource

Documentation

Index

• Constants
• func GetNormalizedResource(cpu, mem *resource.Quantity, specs []Specification) (resource.Quantity, resource.Quantity)
• func NewResourceRecommender(recommender apis.Recommender, ...) (recommender.Recommender, error)
• type PatchResource
• type PatchResourcePodSpec
• type PatchResourcePodTemplateSpec
• type PatchResourceSpec
• type ResourceRecommender
  • func (rr *ResourceRecommender) CheckDataProviders(ctx *framework.RecommendationContext) error
  • func (rr *ResourceRecommender) CollectData(ctx *framework.RecommendationContext) error
  • func (rr *ResourceRecommender) Filter(ctx *framework.RecommendationContext) error
  • func (rr *ResourceRecommender) MemoryOOMProtection(oomRecords []oom.OOMRecord, namespace string, workloadName string, ...) *resource.Quantity
  • func (rr *ResourceRecommender) Name() string
  • func (rr *ResourceRecommender) Observe(ctx *framework.RecommendationContext) error
  • func (rr *ResourceRecommender) Policy(ctx *framework.RecommendationContext) error
  • func (rr *ResourceRecommender) PostProcessing(ctx *framework.RecommendationContext) error
  • func (rr *ResourceRecommender) PreRecommend(ctx *framework.RecommendationContext) error
  • func (rr *ResourceRecommender) Recommend(ctx *framework.RecommendationContext) error
• type Specification
  • func GetResourceSpecifications(s string) ([]Specification, error)

Constants

const DefaultSpecs = "" /* 191-byte string literal not displayed */

Functions

func GetNormalizedResource

func GetNormalizedResource(cpu, mem *resource.Quantity, specs []Specification) (resource.Quantity, resource.Quantity)

func NewResourceRecommender

func NewResourceRecommender(recommender apis.Recommender, recommendationRule analysisv1alph1.RecommendationRule) (recommender.Recommender, error)

NewResourceRecommender create a new resource recommender.

Types

type PatchResource

type PatchResource struct {
	Spec PatchResourceSpec `json:"spec,omitempty"`
}

type PatchResourcePodSpec

type PatchResourcePodSpec struct {
	// +patchMergeKey=name
	// +patchStrategy=merge
	Containers []corev1.Container `json:"containers" patchStrategy:"merge" patchMergeKey:"name"`
}

type PatchResourcePodTemplateSpec

type PatchResourcePodTemplateSpec struct {
	Spec PatchResourcePodSpec `json:"spec,omitempty"`
}

type PatchResourceSpec

type PatchResourceSpec struct {
	Template PatchResourcePodTemplateSpec `json:"template"`
}

type ResourceRecommender

type ResourceRecommender struct {
	base.BaseRecommender
	CpuSampleInterval        string
	CpuRequestPercentile     string
	CpuRequestMarginFraction string
	CpuTargetUtilization     string
	CpuModelHistoryLength    string
	MemSampleInterval        string
	MemPercentile            string
	MemMarginFraction        string
	MemTargetUtilization     string
	MemHistoryLength         string
	OOMProtection            bool
	OOMHistoryLength         time.Duration
	OOMBumpRatio             float64
	Specification            bool
	SpecificationConfigs     []Specification
	CpuHistogramBucketSize   string
	CpuHistogramMaxValue     string
	MemHistogramBucketSize   string
	MemHistogramMaxValue     string
}

func (*ResourceRecommender) CheckDataProviders

func (rr *ResourceRecommender) CheckDataProviders(ctx *framework.RecommendationContext) error

CheckDataProviders in PrePrepare phase, will create data source provider via your recommendation config.

func (*ResourceRecommender) CollectData

func (rr *ResourceRecommender) CollectData(ctx *framework.RecommendationContext) error

func (*ResourceRecommender) Filter

func (rr *ResourceRecommender) Filter(ctx *framework.RecommendationContext) error

Filter out k8s resources that are not supported by the recommender.

func (*ResourceRecommender) MemoryOOMProtection

func (rr *ResourceRecommender) MemoryOOMProtection(oomRecords []oom.OOMRecord, namespace string, workloadName string, containerName string) *resource.Quantity

func (*ResourceRecommender) Name

func (rr *ResourceRecommender) Name() string

func (*ResourceRecommender) Observe

func (rr *ResourceRecommender) Observe(ctx *framework.RecommendationContext) error

Observe enhance the observability.

func (*ResourceRecommender) Policy

func (rr *ResourceRecommender) Policy(ctx *framework.RecommendationContext) error

Policy add some logic for result of recommend phase.

func (*ResourceRecommender) PostProcessing

func (rr *ResourceRecommender) PostProcessing(ctx *framework.RecommendationContext) error

func (*ResourceRecommender) PreRecommend

func (rr *ResourceRecommender) PreRecommend(ctx *framework.RecommendationContext) error

func (*ResourceRecommender) Recommend

func (rr *ResourceRecommender) Recommend(ctx *framework.RecommendationContext) error

type Specification

type Specification struct {
	CPU    float64
	Memory float64
}

func GetResourceSpecifications

func GetResourceSpecifications(s string) ([]Specification, error)