pprof

Documentation

Index

• Variables
• func Collect(builders *ProfileBuilders, collector SamplesCollector) error
• type BuildersOptions
• type CollectProfilesCallback
• type ProfileBuilder
  • func (p *ProfileBuilder) CreateSample(inputSample *ProfileSample)
  • func (p *ProfileBuilder) CreateSampleOrAddValue(inputSample *ProfileSample)
  • func (p *ProfileBuilder) Write(dst io.Writer) (int64, error)
• type ProfileBuilders
  • func NewProfileBuilders(options BuildersOptions) *ProfileBuilders
  • func (b *ProfileBuilders) AddSample(sample *ProfileSample)
  • func (b *ProfileBuilders) BuilderForSample(sample *ProfileSample) *ProfileBuilder
• type ProfileSample
• type SampleAggregation
• type SampleType
• type SamplesCollector

Variables

var (
	// SampleAggregated mean samples are accumulated in ebpf, no need to dedup these
	SampleAggregated = SampleAggregation(true)
	// SampleNotAggregated mean values are not accumulated in ebpf, but streamed to userspace with value=1
	// TODO make consider aggregating python in ebpf as well
	SampleNotAggregated = SampleAggregation(false)
)

var SampleTypeCpu = SampleType(0)

var SampleTypeMem = SampleType(1)

Functions

func Collect

func Collect(builders *ProfileBuilders, collector SamplesCollector) error

Types

type BuildersOptions

type BuildersOptions struct {
	SampleRate    int64
	PerPIDProfile bool
}

type CollectProfilesCallback

type CollectProfilesCallback func(sample ProfileSample)

type ProfileBuilder

type ProfileBuilder struct {
	Profile *profile.Profile
	Labels  labels.Labels
	// contains filtered or unexported fields
}

func (*ProfileBuilder) CreateSample

func (p *ProfileBuilder) CreateSample(inputSample *ProfileSample)

func (*ProfileBuilder) CreateSampleOrAddValue

func (p *ProfileBuilder) CreateSampleOrAddValue(inputSample *ProfileSample)

func (*ProfileBuilder) Write

func (p *ProfileBuilder) Write(dst io.Writer) (int64, error)

type ProfileBuilders

type ProfileBuilders struct {
	Builders map[builderHashKey]*ProfileBuilder
	// contains filtered or unexported fields
}

func NewProfileBuilders

func NewProfileBuilders(options BuildersOptions) *ProfileBuilders

func (*ProfileBuilders) AddSample

func (b *ProfileBuilders) AddSample(sample *ProfileSample)

func (*ProfileBuilders) BuilderForSample

func (b *ProfileBuilders) BuilderForSample(sample *ProfileSample) *ProfileBuilder

type ProfileSample

type ProfileSample struct {
	Target      *sd.Target
	Pid         uint32
	SampleType  SampleType
	Aggregation SampleAggregation
	Stack       []string
	Value       uint64
	Value2      uint64
}

type SampleAggregation

type SampleAggregation bool

type SampleType

type SampleType uint32

type SamplesCollector

type SamplesCollector interface {
	CollectProfiles(callback CollectProfilesCallback) error
}