query

package
v0.17.0 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Mar 29, 2023 License: Apache-2.0 Imports: 20 Imported by: 0

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Index

Constants

View Source 
const (
	NodeCutOffFraction = float32(0.005)
)

Variables

This section is empty.

Functions

func FilterProfileData added in v0.17.0 

func FilterProfileData(
	ctx context.Context,
	tracer trace.Tracer,
	p *profile.Profile,
	filterQuery string,
) (*profile.Profile, int64)

func GenerateCallgraph added in v0.13.0 

func GenerateCallgraph(ctx context.Context, p *profile.Profile) (*querypb.Callgraph, error)

func GenerateFlamegraphFlat added in v0.7.0 

func GenerateFlamegraphFlat(ctx context.Context, tracer trace.Tracer, p *profile.Profile) (*pb.Flamegraph, error)

func GenerateFlamegraphTable added in v0.14.0 

func GenerateFlamegraphTable(ctx context.Context, tracer trace.Tracer, p *profile.Profile, nodeTrimFraction float32, pool *sync.Pool) (*querypb.Flamegraph, error)

func GenerateFlatPprof added in v0.7.0 

func GenerateFlatPprof(ctx context.Context, ip *parcaprofile.Profile) (*profile.Profile, error)

func GenerateTopTable added in v0.8.0 

func GenerateTopTable(ctx context.Context, p *parcaprofile.Profile) (*pb.Top, error)

func RenderReport added in v0.17.0 

func RenderReport(
	ctx context.Context,
	tracer trace.Tracer,
	p *profile.Profile,
	typ pb.QueryRequest_ReportType,
	nodeTrimThreshold float32,
	filtered int64,
	pool *sync.Pool,
) (*pb.QueryResponse, error)

func TrimFlamegraph added in v0.16.0 

func TrimFlamegraph(ctx context.Context, tracer trace.Tracer, graph *querypb.Flamegraph, threshold float32) *querypb.Flamegraph

Types

type ColumnQueryAPI added in v0.11.0 

type ColumnQueryAPI struct {
	pb.UnimplementedQueryServiceServer
	// contains filtered or unexported fields
}

ColumnQueryAPI is the read api interface for parca It implements the proto/query/query.proto APIServer interface.

func NewColumnQueryAPI added in v0.11.0 

func NewColumnQueryAPI(
	logger log.Logger,
	tracer trace.Tracer,
	shareClient sharepb.ShareServiceClient,
	querier Querier,
) *ColumnQueryAPI

func (*ColumnQueryAPI) Labels added in v0.11.0 

func (q *ColumnQueryAPI) Labels(ctx context.Context, req *pb.LabelsRequest) (*pb.LabelsResponse, error)

Labels issues a labels request against the storage.

func (*ColumnQueryAPI) ProfileTypes added in v0.11.0 

func (q *ColumnQueryAPI) ProfileTypes(ctx context.Context, req *pb.ProfileTypesRequest) (*pb.ProfileTypesResponse, error)

Types returns the available types of profiles.

func (*ColumnQueryAPI) Query added in v0.11.0 

func (q *ColumnQueryAPI) Query(ctx context.Context, req *pb.QueryRequest) (*pb.QueryResponse, error)

Query issues an instant query against the storage.

func (*ColumnQueryAPI) QueryRange added in v0.11.0 

func (q *ColumnQueryAPI) QueryRange(ctx context.Context, req *pb.QueryRangeRequest) (*pb.QueryRangeResponse, error)

QueryRange issues a range query against the storage.

func (*ColumnQueryAPI) ShareProfile added in v0.12.0 

func (q *ColumnQueryAPI) ShareProfile(ctx context.Context, req *pb.ShareProfileRequest) (*pb.ShareProfileResponse, error)

func (*ColumnQueryAPI) Values added in v0.11.0 

func (q *ColumnQueryAPI) Values(ctx context.Context, req *pb.ValuesRequest) (*pb.ValuesResponse, error)

Values issues a values request against the storage.

type FilteredProfile added in v0.17.0 

type FilteredProfile struct {
	TotalUnfiltered int64
	*profile.Profile
}

type FlamegraphChildren added in v0.16.0 

type FlamegraphChildren []*querypb.FlamegraphNode

func (FlamegraphChildren) Cumulative added in v0.16.0 

func (n FlamegraphChildren) Cumulative() int64

func (FlamegraphChildren) Diff added in v0.16.0 

func (n FlamegraphChildren) Diff() int64

type FlamegraphIterator added in v0.7.0 

type FlamegraphIterator struct {
	// contains filtered or unexported fields
}

func NewFlamegraphIterator added in v0.7.0 

func NewFlamegraphIterator(fgRoot *querypb.FlamegraphNode) *FlamegraphIterator

func (*FlamegraphIterator) At added in v0.7.0 

func (fgi *FlamegraphIterator) At() *querypb.FlamegraphNode

func (*FlamegraphIterator) AtParent added in v0.17.0 

func (fgi *FlamegraphIterator) AtParent() *querypb.FlamegraphNode

func (*FlamegraphIterator) HasMore added in v0.7.0 

func (fgi *FlamegraphIterator) HasMore() bool

func (*FlamegraphIterator) NextChild added in v0.7.0 

func (fgi *FlamegraphIterator) NextChild() bool

func (*FlamegraphIterator) StepInto added in v0.7.0 

func (fgi *FlamegraphIterator) StepInto() bool

func (*FlamegraphIterator) StepUp added in v0.7.0 

func (fgi *FlamegraphIterator) StepUp()

type LocationStack added in v0.7.0 

type LocationStack []*profile.Location

func (*LocationStack) IsEmpty added in v0.7.0 

func (s *LocationStack) IsEmpty() bool

func (*LocationStack) Peek added in v0.7.0 

func (s *LocationStack) Peek() *profile.Location

func (*LocationStack) Pop added in v0.7.0 

func (s *LocationStack) Pop() (*profile.Location, bool)

func (*LocationStack) Push added in v0.7.0 

func (s *LocationStack) Push(e *profile.Location)

func (*LocationStack) Size added in v0.7.0 

func (s *LocationStack) Size() int

func (*LocationStack) ToLocationStacktrace added in v0.7.0 

func (s *LocationStack) ToLocationStacktrace() []*profile.Location

type Locations added in v0.7.0 

type Locations interface {
	GetLocationsByIDs(ctx context.Context, id ...[]byte) (map[string]*pb.Location, [][]byte, error)
}

type Querier added in v0.13.0 

type Querier interface {
	Labels(ctx context.Context, match []string, start, end time.Time) ([]string, error)
	Values(ctx context.Context, labelName string, match []string, start, end time.Time) ([]string, error)
	QueryRange(ctx context.Context, query string, startTime, endTime time.Time, step time.Duration, limit uint32) ([]*pb.MetricsSeries, error)
	ProfileTypes(ctx context.Context) ([]*pb.ProfileType, error)
	QuerySingle(ctx context.Context, query string, time time.Time) (*profile.Profile, error)
	QueryMerge(ctx context.Context, query string, start, end time.Time) (*profile.Profile, error)
}

type TableGetter added in v0.14.0 

type TableGetter interface {
	Strings() []string
	GetLocation(index uint32) *metastorev1alpha1.Location
	GetFunction(index uint32) *metastorev1alpha1.Function
}

type TreeStack added in v0.7.0 

type TreeStack []*TreeStackEntry

func (*TreeStack) IsEmpty added in v0.7.0 

func (s *TreeStack) IsEmpty() bool

func (*TreeStack) Peek added in v0.7.0 

func (s *TreeStack) Peek() *TreeStackEntry

func (*TreeStack) Pop added in v0.7.0 

func (s *TreeStack) Pop() (*TreeStackEntry, bool)

func (*TreeStack) Push added in v0.7.0 

func (s *TreeStack) Push(e *TreeStackEntry)

func (*TreeStack) Size added in v0.7.0 

func (s *TreeStack) Size() int

type TreeStackEntry added in v0.7.0 

type TreeStackEntry struct {
	// contains filtered or unexported fields
}

Source Files

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