scans

package
v0.0.0-...-f2d3015 Latest Latest
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 Go to latest Published: Aug 6, 2022 License: MIT Imports: 21 Imported by: 0

Documentation

Index

Constants

View Source 
const ViterbiGranularity = time.Millisecond * 50

Variables

This section is empty.

Functions

func CalcStats 

func CalcStats(summary *ReqIntervalScan)

func IndivViterbiRender 

func IndivViterbiRender(state viterbi.IndivHiddenState) (c color.RGBA, label string)

func MaxDuration 

func MaxDuration(durations []time.Duration) time.Duration

func MeanDuration 

func MeanDuration(durations []time.Duration) time.Duration

func MinDuration 

func MinDuration(durations []time.Duration) time.Duration

func ScanReqSummaryViterbi 

func ScanReqSummaryViterbi(path string) ([]ScannedLine, ViterbiStats, error)

func ShouldMerge 

func ShouldMerge(first, second ReqInterval) bool

func SummarizeIndiv 

func SummarizeIndiv(scans []*ReqIndivViterbiIntervalScan, lastTime model.VirtualTime) (*ReqViterbiIntervalScan, ViterbiStats)

func TotalDuration 

func TotalDuration(durations []time.Duration) time.Duration

func ViterbiRender 

func ViterbiRender(state viterbi.HiddenState) (c color.RGBA, label string)

Types

type DebugLogCorruption 

type DebugLogCorruption struct {
	Start model.VirtualTime
	End   model.VirtualTime
}

type DebugLogScan 

type DebugLogScan struct {
	Level       readlog.LogLevel
	StableID    string
	Messages    []model.VirtualTime
	Corruptions []DebugLogCorruption
}

func ScanDebugLog 

func ScanDebugLog(path string, elfPaths []string) ([]*DebugLogScan, error)

func (*DebugLogScan) BuildPlot 

func (i *DebugLogScan) BuildPlot(lastTime float64, location float64) *tlplot.TimelinePlot

func (*DebugLogScan) Label 

func (i *DebugLogScan) Label() string

func (*DebugLogScan) LastTime 

func (i *DebugLogScan) LastTime() float64

type IORec 

type IORec struct {
	Timestamp model.VirtualTime
	Body      []byte
}

type IORecords 

type IORecords struct {
	Name    string
	Records []IORec
}

func ScanIORecord 

func ScanIORecord(path string) ([]*IORecords, error)

func (*IORecords) BuildPlot 

func (i *IORecords) BuildPlot(lastTime float64, location float64) *tlplot.TimelinePlot

func (*IORecords) Label 

func (i *IORecords) Label() string

func (*IORecords) LastTime 

func (i *IORecords) LastTime() float64

type IOScan 

type IOScan struct {
	Reads  []model.VirtualTime
	Writes []model.VirtualTime
}

func ScanIOLog 

func ScanIOLog(path string) (*IOScan, error)

func (*IOScan) BuildPlot 

func (i *IOScan) BuildPlot(lastTime float64, location float64) *tlplot.TimelinePlot

func (*IOScan) Label 

func (i *IOScan) Label() string

func (*IOScan) LastTime 

func (i *IOScan) LastTime() float64

type InjectionScan 

type InjectionScan struct {
	Injections []model.VirtualTime
}

func ScanInjections 

func ScanInjections(path string) (*InjectionScan, error)

func (*InjectionScan) BuildPlot 

func (i *InjectionScan) BuildPlot(lastTime float64, location float64) *tlplot.TimelinePlot

func (*InjectionScan) Label 

func (i *InjectionScan) Label() string

func (*InjectionScan) LastTime 

func (i *InjectionScan) LastTime() float64

type Interval 

type Interval struct {
	Start model.VirtualTime
	End   model.VirtualTime
}

type IntervalMode 

type IntervalMode string
const (
	IntervalReliable     IntervalMode = "Reliable"
	IntervalIntermittent IntervalMode = "Intermittent"
	IntervalLimited      IntervalMode = "Limited" // only used for system status
	IntervalBroken       IntervalMode = "Broken"
)

func ComputeSystemStatus 

func ComputeSystemStatus(states map[string]IntervalMode) (status IntervalMode)

func (IntervalMode) Color 

func (i IntervalMode) Color() color.RGBA

func (IntervalMode) Label 

func (i IntervalMode) Label() string

type ReqIndivViterbiInterval 

type ReqIndivViterbiInterval struct {
	Mode  viterbi.IndivHiddenState
	Start model.VirtualTime
	End   model.VirtualTime
}

type ReqIndivViterbiIntervalScan 

type ReqIndivViterbiIntervalScan struct {
	RequirementName string
	Intervals       []ReqIndivViterbiInterval
}

func IndividualViterbi 

func IndividualViterbi(req *ReqScan, lastTime model.VirtualTime) *ReqIndivViterbiIntervalScan

func (*ReqIndivViterbiIntervalScan) BuildPlot 

func (r *ReqIndivViterbiIntervalScan) BuildPlot(lastTime float64, location float64) *tlplot.TimelinePlot

func (*ReqIndivViterbiIntervalScan) Label 

func (r *ReqIndivViterbiIntervalScan) Label() string

func (*ReqIndivViterbiIntervalScan) LastTime 

func (r *ReqIndivViterbiIntervalScan) LastTime() float64

type ReqInterval 

type ReqInterval struct {
	Mode       IntervalMode
	Start      model.VirtualTime
	End        model.VirtualTime
	PointCount int
}

func AlignIntervals 

func AlignIntervals(in []ReqInterval) (out []ReqInterval)

func Merge 

func Merge(first, second ReqInterval) ReqInterval

func MergeIntervals 

func MergeIntervals(in []ReqInterval) (out []ReqInterval)

func PreliminaryIntervals 

func PreliminaryIntervals(successes []model.VirtualTime, failures []model.VirtualTime) (intervals []ReqInterval)

func (*ReqInterval) Duration 

func (ri *ReqInterval) Duration() time.Duration

type ReqIntervalScan 

type ReqIntervalScan struct {
	RequirementName string
	Intervals       []ReqInterval
}

func CollectiveSummary 

func CollectiveSummary(raw []*ReqIntervalScan) *ReqIntervalScan

func ScanReqSummary 

func ScanReqSummary(path string, details bool) ([]*ReqIntervalScan, error)

func Summarize 

func Summarize(r *ReqScan) *ReqIntervalScan

func (*ReqIntervalScan) BuildPlot 

func (r *ReqIntervalScan) BuildPlot(lastTime float64, location float64) *tlplot.TimelinePlot

func (*ReqIntervalScan) Label 

func (r *ReqIntervalScan) Label() string

func (*ReqIntervalScan) LastTime 

func (r *ReqIntervalScan) LastTime() float64

type ReqScan 

type ReqScan struct {
	RequirementName string
	Failures        []model.VirtualTime
	Successes       []model.VirtualTime
	Intervals       []Interval
}

func ScanRawReqs 

func ScanRawReqs(path string) ([]*ReqScan, error)

func (*ReqScan) BuildPlot 

func (rs *ReqScan) BuildPlot(lastTime float64, location float64) *tlplot.TimelinePlot

func (*ReqScan) Label 

func (rs *ReqScan) Label() string

func (*ReqScan) LastTime 

func (rs *ReqScan) LastTime() float64

func (*ReqScan) LastTimeVT 

func (rs *ReqScan) LastTimeVT() model.VirtualTime

type ReqViterbiInterval 

type ReqViterbiInterval struct {
	Mode  viterbi.HiddenState
	Start model.VirtualTime
	End   model.VirtualTime
}

func (*ReqViterbiInterval) Duration 

func (ri *ReqViterbiInterval) Duration() time.Duration

type ReqViterbiIntervalScan 

type ReqViterbiIntervalScan struct {
	RequirementName string
	Intervals       []ReqViterbiInterval
}

func (*ReqViterbiIntervalScan) BuildPlot 

func (r *ReqViterbiIntervalScan) BuildPlot(lastTime float64, location float64) *tlplot.TimelinePlot

func (*ReqViterbiIntervalScan) Label 

func (r *ReqViterbiIntervalScan) Label() string

func (*ReqViterbiIntervalScan) LastTime 

func (r *ReqViterbiIntervalScan) LastTime() float64

type ScanEntry 

type ScanEntry struct {
	RequirementName string
	Timestamp       model.VirtualTime
	NewMode         IntervalMode
}

func BuildScanEntries 

func BuildScanEntries(rs *ReqIntervalScan) (out []ScanEntry)

type ScannedLine 

type ScannedLine interface {
	Label() string
	LastTime() float64
	BuildPlot(lastTime float64, location float64) *tlplot.TimelinePlot
}

type SchedEntry 

type SchedEntry struct {
	Timestamp model.VirtualTime
	EndTime   model.VirtualTime
	TaskName  string
	Priority  uint
}

type SchedScan 

type SchedScan struct {
	Priority uint
	Entries  []SchedEntry
}

func ScanScheduler 

func ScanScheduler(guestLogPath string) ([]*SchedScan, error)

func (*SchedScan) BuildPlot 

func (rs *SchedScan) BuildPlot(lastTime float64, location float64) *tlplot.TimelinePlot

func (*SchedScan) Label 

func (rs *SchedScan) Label() string

func (*SchedScan) LastTime 

func (rs *SchedScan) LastTime() float64

type ViterbiStats 

type ViterbiStats struct {
	MeanTimeToFailure   time.Duration
	MeanTimeToRecovery  time.Duration
	BestTimeToFailure   time.Duration
	BestTimeToRecovery  time.Duration
	WorstTimeToFailure  time.Duration
	WorstTimeToRecovery time.Duration
	OkPercent           float64
}

func CalcViterbiStats 

func CalcViterbiStats(intervals []ReqViterbiInterval) ViterbiStats

func (ViterbiStats) Print 

func (v ViterbiStats) Print()

Source Files

View all Source files

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