profile

Jun 20, 2025

Changes in this version

+ func DecodeFunctionName(data []byte) ([]byte, error)

type RecordReader

+ Period *array.Int64

type Writer

+ Period *array.Int64Builder

Feb 20, 2025

Changes in this version

+ const ColumnTimeNanos

type Meta

+ TimeNanos int64

type RecordReader

+ Duration *array.Int64

+ Timestamp *array.Int64

type Writer

+ Duration *array.Int64Builder

+ TimeNanos *array.Int64Builder

Aug 9, 2024

Changes in this version

+ const MaxVal1

+ const MaxVal2

+ const MaxVal3

+ const MaxVal4

+ const MaxVal5

+ const MaxVal6

+ const MaxVal7

+ const MaxVal8

+ const MaxVal9

+ func EncodeArrowLocation(address uint64, hasMapping bool, mappingStart uint64, mappingLimit uint64, ...) []byte

+ func EncodeOtelLocation(l *pprofextended.Location, m *pprofextended.Mapping, ...) []byte

+ func EncodePprofLocation(l *pprofpb.Location, m *pprofpb.Mapping, funcs []*pprofpb.Function, ...) []byte

+ func UvarintSize(x uint64) int

+ type DecodeResult struct

+ Addr uint64

+ BuildID []byte

+ Mapping Mapping

+ WroteLines bool

+ func DecodeInto(lw LocationsWriter, data []byte) (DecodeResult, error)

+ type Demangler interface

+ Demangle func(name []byte) string

+ type ExecutableInfo struct

+ ElfType elf.Type

+ ProgHeaders []ProgHeader

+ TextProgHdrIndex int16

+ func ExecutableInfoFromELF(f *elf.File) (ExecutableInfo, error)

+ func (ei ExecutableInfo) FindProgramHeader(m Mapping, addr uint64) (*ProgHeader, error)

+ type Mapping struct

+ EndAddr uint64

+ File string

+ Offset uint64

+ StartAddr uint64

+ type ProgHeader struct

+ Memsz uint64

+ Off uint64

+ Vaddr uint64

+ type SymbolizationInfo struct

+ Addr uint64

+ BuildID []byte

+ Mapping Mapping

+ func DecodeSymbolizationInfo(data []byte) (SymbolizationInfo, uint64)

Feb 27, 2024

Changes in this version

type Writer

+ func (w *Writer) Release()

Sep 21, 2023

Changes in this version

+ const ColumnDuration

+ const ColumnLabels

+ const ColumnLabelsPrefix

+ const ColumnName

+ const ColumnPeriod

+ const ColumnPeriodType

+ const ColumnPeriodUnit

+ const ColumnPprofLabels

+ const ColumnPprofLabelsPrefix

+ const ColumnPprofNumLabels

+ const ColumnSampleType

+ const ColumnSampleUnit

+ const ColumnStacktrace

+ const ColumnTimestamp

+ const ColumnValue

+ const SchemaName

+ var LocationsField = arrow.Field

+ func ArrowSamplesField(profileLabelFields []arrow.Field) []arrow.Field

+ func ArrowSchema(profileLabelFields []arrow.Field) *arrow.Schema

+ func LocationsArrowSchema() *arrow.Schema

+ func Schema() (*dynparquet.Schema, error)

+ func SchemaDefinition() *schemapb.Schema

+ type LabelColumn struct

+ Col *array.Uint32

+ Dict *array.Binary

+ type LocationsWriter struct

+ Addresses *array.Uint64Builder

+ Diff *array.Int64Builder

+ FunctionFilename *array.BinaryDictionaryBuilder

+ FunctionName *array.BinaryDictionaryBuilder

+ FunctionStartLine *array.Int64Builder

+ FunctionSystemName *array.BinaryDictionaryBuilder

+ LabelBuilders []*array.BinaryDictionaryBuilder

+ LabelBuildersMap map[string]*array.BinaryDictionaryBuilder

+ Line *array.StructBuilder

+ LineNumber *array.Int64Builder

+ Lines *array.ListBuilder

+ Locations *array.StructBuilder

+ LocationsList *array.ListBuilder

+ MappingBuildID *array.BinaryDictionaryBuilder

+ MappingFile *array.BinaryDictionaryBuilder

+ MappingLimit *array.Uint64Builder

+ MappingOffset *array.Uint64Builder

+ MappingStart *array.Uint64Builder

+ RecordBuilder *array.RecordBuilder

+ Value *array.Int64Builder

+ func NewLocationsWriter(pool memory.Allocator) LocationsWriter

+ type OldProfile struct

+ Meta Meta

+ Samples []*SymbolizedSample

+ type Reader struct

+ Profile Profile

+ RecordReaders []*RecordReader

+ func NewReader(p Profile) Reader

+ type RecordReader struct

+ Address *array.Uint64

+ Diff *array.Int64

+ LabelColumns []LabelColumn

+ LabelFields []arrow.Field

+ Line *array.Struct

+ LineFunctionFilenameDict *array.Binary

+ LineFunctionFilenameIndices *array.Uint32

+ LineFunctionNameDict *array.Binary

+ LineFunctionNameIndices *array.Uint32

+ LineFunctionStartLine *array.Int64

+ LineFunctionSystemNameDict *array.Binary

+ LineFunctionSystemNameIndices *array.Uint32

+ LineNumber *array.Int64

+ Lines *array.List

+ Location *array.Struct

+ Locations *array.List

+ MappingBuildIDDict *array.Binary

+ MappingBuildIDIndices *array.Uint32

+ MappingFileDict *array.Binary

+ MappingFileIndices *array.Uint32

+ MappingLimit *array.Uint64

+ MappingOffset *array.Uint64

+ MappingStart *array.Uint64

+ Record arrow.Record

+ Value *array.Int64

+ func NewRecordReader(ar arrow.Record) *RecordReader

+ type Writer struct

+ Addresses *array.Uint64Builder

+ Diff *array.Int64Builder

+ FunctionFilename *array.BinaryDictionaryBuilder

+ FunctionName *array.BinaryDictionaryBuilder

+ FunctionStartLine *array.Int64Builder

+ FunctionSystemName *array.BinaryDictionaryBuilder

+ LabelBuilders []*array.BinaryDictionaryBuilder

+ LabelBuildersMap map[string]*array.BinaryDictionaryBuilder

+ Line *array.StructBuilder

+ LineNumber *array.Int64Builder

+ Lines *array.ListBuilder

+ Locations *array.StructBuilder

+ LocationsList *array.ListBuilder

+ MappingBuildID *array.BinaryDictionaryBuilder

+ MappingFile *array.BinaryDictionaryBuilder

+ MappingLimit *array.Uint64Builder

+ MappingOffset *array.Uint64Builder

+ MappingStart *array.Uint64Builder

+ RecordBuilder *array.RecordBuilder

+ Value *array.Int64Builder

+ func NewWriter(pool memory.Allocator, labelNames []string) Writer

Jul 15, 2022

Changes in this version

+ type Label struct

+ Name string

+ Value string

+ type Location struct

+ Address uint64

+ ID string

+ IsFolded bool

+ Lines []LocationLine

+ Mapping *pb.Mapping

+ type LocationLine struct

+ Function *pb.Function

+ Line int64

+ type Meta struct

+ Duration int64

+ Name string

+ Period int64

+ PeriodType ValueType

+ SampleType ValueType

+ Timestamp int64

+ type NormalizedProfile struct

+ Meta Meta

+ Samples []*NormalizedSample

+ type NormalizedSample struct

+ DiffValue int64

+ Label map[string]string

+ NumLabel map[string]int64

+ StacktraceID string

+ Value int64

+ type NumLabel struct

+ Name string

+ Value int64

+ type SymbolizedSample struct

+ DiffValue int64

+ Label map[string]string

+ Locations []*Location

+ NumLabel map[string]int64

+ Value int64

May 4, 2022

Changes in this version

+ type StacktraceSamples struct

+ Meta InstantProfileMeta

+ Samples []*Sample

+ func StacktraceSamplesFromFlatProfile(ctx context.Context, tracer trace.Tracer, metaStore metastore.ProfileMetaStore, ...) (*StacktraceSamples, error)

Mar 25, 2022

Changes in this version

+ type Profile struct

+ FlatSamples map[string]*Sample

+ Meta InstantProfileMeta

+ func CopyInstantProfile(p InstantProfile) *Profile

+ func FromPprof(ctx context.Context, logger log.Logger, metaStore metastore.ProfileMetaStore, ...) (*Profile, error)

+ func ProfilesFromPprof(ctx context.Context, l log.Logger, s metastore.ProfileMetaStore, ...) ([]*Profile, error)

+ func (fp *Profile) ProfileMeta() InstantProfileMeta

+ func (fp *Profile) Samples() map[string]*Sample

Feb 22, 2022

Changes in this version

type InstantProfileMeta

+ func MetaFromPprof(p *profile.Profile, sampleIndex int) InstantProfileMeta

Jan 6, 2022

Changes in this version

+ type FlatProfile struct

+ FlatSamples map[string]*Sample

+ Meta InstantProfileMeta

+ func CopyInstantFlatProfile(p InstantProfile) *FlatProfile

+ func FlatProfileFromPprof(ctx context.Context, logger log.Logger, metaStore metastore.ProfileMetaStore, ...) (*FlatProfile, error)

+ func FlatProfilesFromPprof(ctx context.Context, l log.Logger, s metastore.ProfileMetaStore, ...) ([]*FlatProfile, error)

+ func (fp *FlatProfile) ProfileMeta() InstantProfileMeta

+ func (fp *FlatProfile) Samples() map[string]*Sample

+ type InstantFlatProfile interface

+ ProfileMeta func() InstantProfileMeta

+ Samples func() map[string]*Sample

+ type InstantProfile interface

+ ProfileMeta func() InstantProfileMeta

+ Samples func() map[string]*Sample

+ func NewScaledInstantProfile(p InstantProfile, ratio float64) InstantProfile

+ type InstantProfileMeta struct

+ Duration int64

+ Period int64

+ PeriodType ValueType

+ SampleType ValueType

+ Timestamp int64

+ func ProfileMetaFromPprof(p *profile.Profile, sampleIndex int) InstantProfileMeta

+ type Sample struct

+ DiffValue int64

+ Label map[string][]string

+ Location []*metastore.Location

+ NumLabel map[string][]int64

+ NumUnit map[string][]string

+ Value int64

+ func MakeSample(value int64, locationIds []uuid.UUID) *Sample

+ type ScaledInstantProfile struct

+ func (p *ScaledInstantProfile) ProfileMeta() InstantProfileMeta

+ func (p *ScaledInstantProfile) Samples() map[string]*Sample

+ type StacktraceKey []byte

+ func MakeStacktraceKey(sample *Sample) StacktraceKey

+ type ValueType struct

+ Type string

+ Unit string