model

Apr 17, 2026

Changes in this version

+ func ParseMetricSelector(input string) ([]*labels.Matcher, error)

Apr 7, 2026

Changes in this version

+ const OtherFunctionName

+ const OtherLocationRef

+ type FunctionName string

+ type FunctionNameI struct

+ func (FunctionNameI) IsLocationTree() bool

+ type FunctionNameTree = Tree[FunctionName, FunctionNameI]

+ type LocationRefName int

+ type LocationRefNameI struct

+ func (LocationRefNameI) IsLocationTree() bool

+ type LocationRefNameTree = Tree[LocationRefName, LocationRefNameI]

+ type NodeName interface

+ type NodeNameI interface

+ IsLocationTree func() bool

+ type TraceID [16]byte

+ func DecodeTraceID(s string) (TraceID, error)

+ func (t TraceID) String() string

type Tree

+ func TreeFromStacktraceTree[N NodeName, I NodeNameI[N]](t *StacktraceTree, maxNodes int64, lookup func(int32) N) *Tree[N, I]

+ type TreeMergeOption func(o *treeMergeOption[N])

+ func WithTreeMergeFormatNodeNames[N any](f func(N) N) TreeMergeOption[N]

Dec 19, 2025

Changes in this version

+ const DefaultMaxExemplarsPerPoint

+ type ExemplarBuilder struct

+ func NewExemplarBuilder() *ExemplarBuilder

+ func (eb *ExemplarBuilder) Add(fp model.Fingerprint, labels Labels, ts int64, profileID string, value uint64)

+ func (eb *ExemplarBuilder) Build() []*typesv1.Exemplar

+ func (eb *ExemplarBuilder) Count() int

type Labels

+ func IntersectAll(labelSets []Labels) Labels

+ func (ls Labels) WithoutLabels(names ...string) Labels

type TimeSeriesAggregator

+ func NewTimeSeriesAggregatorWithLimit(aggregation *typesv1.TimeSeriesAggregationType, maxExemplarsPerPoint int) TimeSeriesAggregator

type TimeSeriesBuilder

+ func (s *TimeSeriesBuilder) BuildWithExemplars() []*typesv1.Series

+ func (s *TimeSeriesBuilder) ExemplarCount() int

type TimeSeriesValue

+ Exemplars []*typesv1.Exemplar

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Changes in this version

+ const RuleIDLabel

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Changes in this version

+ func ValidateMetricName(name string) error

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Changes in this version

+ func CompareLabelPairs2(a, b *typesv1.LabelPair) int

+ func TreeFromBackendProfile(profile *profilev1.Profile, maxNodes int64) ([]byte, error)

+ func TreeFromBackendProfileSampleType(profile *profilev1.Profile, maxNodes int64, sampleType int) ([]byte, error)

type Labels

+ func (ls Labels) Intersect(labels Labels) Labels

+ func (ls Labels) Subtract(labels Labels) Labels

type RecordingRule

+ FunctionName string

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Changes in this version

+ const AttrProcessExecutableName

+ const AttrServiceName

+ const AttrServiceNameFallback

type TimeSeriesValue

+ Annotations []*typesv1.ProfileAnnotation

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Changes in this version

+ const ProfileNameOffCpu

+ type RecordingRule struct

+ ExternalLabels labels.Labels

+ GroupBy []string

+ Matchers []*labels.Matcher

+ func NewRecordingRule(rule *settingsv1.RecordingRule) (*RecordingRule, error)

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Changes in this version

+ const LabelNameOTEL

+ func CompareLabels(a, b Labels) int

+ func SymbolsPartitionForProfile(ls Labels, partitionLabel string, p *profilev1.Profile) uint64

type LabelMerger

+ func (m *LabelMerger) Labels() []*typesv1.Labels

+ func (m *LabelMerger) MergeLabels(ls []Labels)

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Changes in this version

+ func TopSeries(s []*typesv1.Series, k int) []*typesv1.Series

type TimeSeriesMerger

+ func (m *TimeSeriesMerger) Top(n int) []*typesv1.Series

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Changes in this version

+ const LabelNameServiceRootPath

+ func GetSafeTimeRange(now time.Time, req any) model.Interval

+ func NewFlamegraphDiffFromBytes(left, right []byte, maxNodes int64) (*querierv1.FlameGraphDiff, error)

+ func NewMergeIterator[P Profile](max P, deduplicate bool, iters ...iter.Iterator[P]) iter.Iterator[P]

+ func NewTimeRangedIterator[T Timestamp](it iter.Iterator[T], min, max model.Time) iter.Iterator[T]

+ func NewTimeSeriesMergeIterator(series []*typesv1.Series) iter.Iterator[TimeSeriesValue]

+ func RangeSeries(it iter.Iterator[TimeSeriesValue], start, end, step int64, ...) []*typesv1.Series

+ func SetTimeRange(r interface{}, startTime, endTime model.Time) bool

+ type LabelMerger struct

+ func NewLabelMerger() *LabelMerger

+ func (m *LabelMerger) HasNames() bool

+ func (m *LabelMerger) HasSeries() bool

+ func (m *LabelMerger) HasValues() bool

+ func (m *LabelMerger) LabelNames() []string

+ func (m *LabelMerger) LabelValues() []string

+ func (m *LabelMerger) MergeLabelNames(names []string)

+ func (m *LabelMerger) MergeLabelValues(values []string)

+ func (m *LabelMerger) MergeSeries(series []*typesv1.Labels)

+ func (m *LabelMerger) SeriesLabels() []*typesv1.Labels

+ type MergeIterator struct

+ func (i *MergeIterator[P]) At() P

+ func (i *MergeIterator[P]) Close() error

+ func (i *MergeIterator[P]) Err() error

+ func (i *MergeIterator[P]) Next() bool

+ type Profile interface

+ Labels func() Labels

type ServiceVersion

+ RootPath string

+ type TimeRangedIterator struct

+ func (it *TimeRangedIterator[T]) Next() bool

+ type TimeSeriesAggregator interface

+ Add func(ts int64, value float64)

+ GetAndReset func() *typesv1.Point

+ GetTimestamp func() int64

+ IsEmpty func() bool

+ func NewTimeSeriesAggregator(aggregation *typesv1.TimeSeriesAggregationType) TimeSeriesAggregator

+ type TimeSeriesBuilder struct

+ func NewTimeSeriesBuilder(by ...string) *TimeSeriesBuilder

+ func (s *TimeSeriesBuilder) Add(fp model.Fingerprint, lbs Labels, ts int64, value float64)

+ func (s *TimeSeriesBuilder) Build() []*typesv1.Series

+ func (s *TimeSeriesBuilder) Init(by ...string)

+ type TimeSeriesIterator struct

+ func NewSeriesIterator(lbs []*typesv1.LabelPair, points []*typesv1.Point) *TimeSeriesIterator

+ func (s *TimeSeriesIterator) At() TimeSeriesValue

+ func (s *TimeSeriesIterator) Close() error

+ func (s *TimeSeriesIterator) Err() error

+ func (s *TimeSeriesIterator) Next() bool

+ type TimeSeriesMerger struct

+ func NewTimeSeriesMerger(sum bool) *TimeSeriesMerger

+ func (m *TimeSeriesMerger) IsEmpty() bool

+ func (m *TimeSeriesMerger) MergeTimeSeries(s []*typesv1.Series)

+ func (m *TimeSeriesMerger) TimeSeries() []*typesv1.Series

+ type TimeSeriesValue struct

+ LabelsHash uint64

+ Lbs []*typesv1.LabelPair

+ Ts int64

+ Value float64

+ func (p TimeSeriesValue) Labels() Labels

+ func (p TimeSeriesValue) Timestamp() model.Time

+ type Timestamp interface

+ Timestamp func() model.Time

type Tree

+ func MustUnmarshalTree(b []byte) *Tree

type TreeMerger

+ func (m *TreeMerger) IsEmpty() bool

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Changes in this version

+ const LabelNameOrder

+ const LabelNameServiceNamePrivate

+ const LabelOrderEnforced

type FlameGraphMerger

+ func (m *FlameGraphMerger) MergeTreeBytes(src []byte) error

type Labels

+ func EmptyLabels() Labels

+ func LabelsFromMap(m map[string]string) Labels

+ func (ls Labels) InsertSorted(name, value string) Labels

+ func (ls Labels) Range(f func(l *typesv1.LabelPair))

type LabelsBuilder

+ func (b *LabelsBuilder) Get(n string) string

+ func (b *LabelsBuilder) LabelsUnsorted() Labels

+ func (b *LabelsBuilder) Range(f func(l *typesv1.LabelPair))

+ type LabelsEnforcedOrder []*typesv1.LabelPair

+ func (ls LabelsEnforcedOrder) Len() int

+ func (ls LabelsEnforcedOrder) Less(i, j int) bool

+ func (ls LabelsEnforcedOrder) Swap(i, j int)

type StacktraceTree

+ func (t *StacktraceTree) Reset()

+ func (t *StacktraceTree) Tree(maxNodes int64, names []string) *Tree

type Tree

+ func (t *Tree) Bytes(maxNodes int64) []byte

type TreeMerger

+ func (m *TreeMerger) MergeTree(t *Tree)

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Changes in this version

+ const LabelNameServiceGitRef

+ const LabelNameServiceRepository

+ type ServiceVersion struct

+ BuildID string

+ GitRef string

+ Repository string

+ func ServiceVersionFromLabels(lbls Labels) (ServiceVersion, bool)

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Changes in this version

+ const LabelNamePyroscopeSpy

+ func MergeSeries(aggregation *typesv1.TimeSeriesAggregationType, series ...[]*typesv1.Series) []*typesv1.Series

type StacktraceTree

+ func (t *StacktraceTree) LookupLocations(dst []uint64, idx int32) []uint64

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Changes in this version

+ func GetTimeRange(req TimeRangeRequest) (model.Interval, bool)

+ type SpanSelector map[uint64]struct

+ func NewSpanSelector(spans []string) (SpanSelector, error)

+ type TimeRangeRequest interface

+ GetEnd func() int64

+ GetStart func() int64

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Changes in this version

+ const LabelNameSessionID

+ func DropGoTypeParameters(input string) string

+ func IsLabelAllowedForIngestion(name string) bool

+ func StableHash(ls labels.Labels) uint64

type Labels

+ func (ls Labels) Delete(name string) Labels

+ func (ls Labels) GetLabel(name string) (*typesv1.LabelPair, bool)

+ func (ls Labels) Unique() Labels

+ type SessionID uint64

+ func ParseSessionID(s string) (SessionID, error)

+ func (s SessionID) String() string

type Tree

+ func (t *Tree) Fix()

+ func (t *Tree) FormatNodeNames(fn func(string) string)

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Changes in this version

+ const LabelNameDelta

+ const LabelNamePeriodType

+ const LabelNamePeriodUnit

+ const LabelNameProfileName

+ const LabelNameProfileType

+ const LabelNameServiceName

+ const LabelNameServiceNameK8s

+ const LabelNameType

+ const LabelNameUnit

+ const MaxNodes

+ func CloneLabelPairs(lbs []*typesv1.LabelPair) []*typesv1.LabelPair

+ func CompareLabelPairs(a []*typesv1.LabelPair, b []*typesv1.LabelPair) int

+ func CompareProfile(a, b *ingestv1.Profile) int64

+ func ExportDiffToFlamebearer(fg *querierv1.FlameGraphDiff, profileType *typesv1.ProfileType) *flamebearer.FlamebearerProfile

+ func ExportToFlamebearer(fg *querierv1.FlameGraph, profileType *typesv1.ProfileType) *flamebearer.FlamebearerProfile

+ func LabelPairsString(lbs []*typesv1.LabelPair) string

+ func NewFlameGraph(t *Tree, maxNodes int64) *querierv1.FlameGraph

+ func NewFlamegraphDiff(left, right *Tree, maxNodes int) (*querierv1.FlameGraphDiff, error)

+ func ParseProfileTypeSelector(id string) (*typesv1.ProfileType, error)

+ func SelectorFromProfileType(profileType *typesv1.ProfileType) *labels.Matcher

+ func SetProfileMetadata(p *profile.Profile, ty *typesv1.ProfileType)

+ func StacktracePartitionFromProfile(lbls []Labels, p *profilev1.Profile) uint64

+ func StringToLabelsPairs(s string) ([]*typesv1.LabelPair, error)

+ func SumSeries(series ...[]*typesv1.Series) []*typesv1.Series

+ type FlameGraphMerger struct

+ func NewFlameGraphMerger() *FlameGraphMerger

+ func (m *FlameGraphMerger) FlameGraph(maxNodes int64) *querierv1.FlameGraph

+ func (m *FlameGraphMerger) MergeFlameGraph(src *querierv1.FlameGraph)

+ func (m *FlameGraphMerger) Tree() *Tree

+ type Labels []*typesv1.LabelPair

+ func LabelsFromStrings(ss ...string) Labels

+ func (ls Labels) BytesWithLabels(buf []byte, names ...string) []byte

+ func (ls Labels) Clone() Labels

+ func (ls Labels) Get(name string) string

+ func (ls Labels) Hash() uint64

+ func (ls Labels) HashForLabels(b []byte, names ...string) (uint64, []byte)

+ func (ls Labels) HashWithoutLabels(b []byte, names ...string) (uint64, []byte)

+ func (ls Labels) Len() int

+ func (ls Labels) Less(i, j int) bool

+ func (ls Labels) Swap(i, j int)

+ func (ls Labels) ToPrometheusLabels() labels.Labels

+ func (ls Labels) WithLabels(names ...string) Labels

+ func (ls Labels) WithoutPrivateLabels() Labels

+ type LabelsBuilder struct

+ func NewLabelsBuilder(base Labels) *LabelsBuilder

+ func (b *LabelsBuilder) Del(ns ...string) *LabelsBuilder

+ func (b *LabelsBuilder) Labels() Labels

+ func (b *LabelsBuilder) Reset(base Labels)

+ func (b *LabelsBuilder) Set(n, v string) *LabelsBuilder

+ type SeriesMerger struct

+ func NewSeriesMerger(sum bool) *SeriesMerger

+ func (m *SeriesMerger) MergeSeries(s []*typesv1.Series)

+ func (m *SeriesMerger) Series() []*typesv1.Series

+ type Stack struct

+ func NewStack() *Stack[T]

+ func (s *Stack[T]) Pop() (result T, ok bool)

+ func (s *Stack[T]) Push(v T)

+ func (s *Stack[T]) Reset()

+ func (s *Stack[T]) Slice() []T

+ type StacktraceMerger struct

+ func NewStackTraceMerger() *StacktraceMerger

+ func (m *StacktraceMerger) MergeStackTraces(stacks []*ingestv1.StacktraceSample, names []string)

+ func (m *StacktraceMerger) Size() int

+ func (m *StacktraceMerger) TreeBytes(maxNodes int64) []byte

+ type StacktraceNode struct

+ FirstChild int32

+ Location int32

+ NextSibling int32

+ Parent int32

+ Total int64

+ Value int64

+ type StacktraceTree struct

+ Nodes []StacktraceNode

+ func NewStacktraceTree(size int) *StacktraceTree

+ func (t *StacktraceTree) Bytes(dst io.Writer, maxNodes int64, funcs []string)

+ func (t *StacktraceTree) Insert(locations []int32, value int64)

+ func (t *StacktraceTree) MinValue(maxNodes int64) int64

+ func (t *StacktraceTree) Traverse(maxNodes int64, fn StacktraceTreeTraverseFn) error

+ type StacktraceTreeTraverseFn = func(index int32, children []int32) error

+ type Tree struct

+ func UnmarshalTree(b []byte) (*Tree, error)

+ func (t *Tree) InsertStack(v int64, stack ...string)

+ func (t *Tree) IterateStacks(cb func(name string, self int64, stack []string))

+ func (t *Tree) MarshalTruncate(w io.Writer, maxNodes int64) (err error)

+ func (t *Tree) Merge(src *Tree)

+ func (t *Tree) String() string

+ func (t *Tree) Total() (v int64)

+ func (t *Tree) WriteCollapsed(dst io.Writer)

+ type TreeMerger struct

+ func NewTreeMerger() *TreeMerger

+ func (m *TreeMerger) MergeTreeBytes(b []byte) error

+ func (m *TreeMerger) Tree() *Tree

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