perf

Oct 31, 2021

Changes in this version

+ func MaxOpenFiles() (uint64, error) — linux/amd64

type GroupProfiler — linux/amd64

+ HasProfilers func() bool

Oct 31, 2021

Changes in this version

+ const AllCacheProfilers — linux/amd64

+ const BPUReadHitProfiler — linux/amd64

+ const BPUReadMissProfiler — linux/amd64

+ const DataTLBReadHitProfiler — linux/amd64

+ const DataTLBReadMissProfiler — linux/amd64

+ const DataTLBWriteHitProfiler — linux/amd64

+ const DataTLBWriteMissProfiler — linux/amd64

+ const InstrTLBReadHitProfiler — linux/amd64

+ const InstrTLBReadMissProfiler — linux/amd64

+ const L1DataReadHitProfiler — linux/amd64

+ const L1DataReadMissProfiler — linux/amd64

+ const L1DataWriteHitProfiler — linux/amd64

+ const L1InstrReadHitProfiler — linux/amd64

+ const L1InstrReadMissProfiler — linux/amd64

+ const LLReadHitProfiler — linux/amd64

+ const LLReadMissProfiler — linux/amd64

+ const LLWriteHitProfiler — linux/amd64

+ const LLWriteMissProfiler — linux/amd64

+ const NodeCacheReadHitProfiler — linux/amd64

+ const NodeCacheReadMissProfiler — linux/amd64

+ const NodeCacheWriteHitProfiler — linux/amd64

+ const NodeCacheWriteMissProfiler — linux/amd64

+ var ProfileValuePool = sync.Pool — linux/amd64

type CacheProfile — linux/amd64

+ func (p *CacheProfile) Reset()

type CacheProfiler — linux/amd64

+ HasProfilers func() bool

+ type CacheProfilerType int — linux/amd64

type HardwareProfile — linux/amd64

+ func (p *HardwareProfile) Reset()

type HardwareProfiler — linux/amd64

+ HasProfilers func() bool

+ type HardwareProfilerType int — linux/amd64

+ const AllHardwareProfilers

+ const BranchInstrProfiler

+ const BranchMissesProfiler

+ const BusCyclesProfiler

+ const CacheMissesProfiler

+ const CacheRefProfiler

+ const CpuCyclesProfiler

+ const CpuInstrProfiler

+ const RefCpuCyclesProfiler

+ const StalledCyclesBackendProfiler

+ const StalledCyclesFrontendProfiler

type SoftwareProfile — linux/amd64

+ func (p *SoftwareProfile) Reset()

type SoftwareProfiler — linux/amd64

+ HasProfilers func() bool

+ type SoftwareProfilerType int — linux/amd64

+ const AlignFaultProfiler

+ const AllSoftwareProfilers

+ const ContextSwitchProfiler

+ const CpuClockProfiler

+ const CpuMigrationProfiler

+ const EmuFaultProfiler

+ const MajorFaultProfiler

+ const MinorFaultProfiler

+ const PageFaultProfiler

+ const TaskClockProfiler

Oct 24, 2021

Changes in this version

+ const L1InstrReadHit — linux/amd64

Sep 14, 2021

Changes in this version

+ const MSRBaseDir

+ const PMUEventBaseDir — linux/amd64

+ func AvailablePMUs() (map[string]int, error) — linux/amd64

+ func MSRPaths() ([]string, error)

+ type MSR struct

+ func MSRs(onErr func(error)) []*MSR

+ func NewMSR(path string) (*MSR, error)

+ func (m *MSR) Close() error

+ func (m *MSR) Read(off int64) ([]byte, error)

Oct 11, 2020

Changes in this version

+ type BenchOpt uint8 — linux/amd64

+ const BenchLock

+ const BenchStrict

Oct 1, 2020

Changes in this version

+ func BenchmarkTracepoints(b *testing.B, f func(b *testing.B), strict bool, tracepoints ...string) — linux/amd64

Oct 1, 2020

Changes in this version

+ func EventAttrString(eventAttr *unix.PerfEventAttr) string — linux/amd64

+ func RunBenchmarks(b *testing.B, f func(b *testing.B), strict bool, ...) — linux/amd64

Aug 6, 2019

Changes in this version

+ func LockThread(core int) (func(), error) — linux/amd64

May 5, 2019

Changes in this version

+ func AvailableSubsystems() ([]string, error) — linux/amd64

+ func GetTracepointConfig(subsystem, event string) (uint64, error) — linux/amd64

+ func TracepointEventAttr(subsystem, event string) (*unix.PerfEventAttr, error) — linux/amd64

Apr 3, 2019

Changes in this version

+ var ErrNoProfiler = fmt.Errorf("No profiler available") — linux/amd64

Mar 17, 2019

Changes in this version

+ const PERF_IOC_FLAG_GROUP

+ var ErrNoLeader = fmt.Errorf("No leader defined")

+ func AlignmentFaultsEventAttr() unix.PerfEventAttr

+ func BPUEventAttr(op, result int) unix.PerfEventAttr

+ func BusCyclesEventAttr() unix.PerfEventAttr

+ func CPUClockEventAttr() unix.PerfEventAttr

+ func CPUCyclesEventAttr() unix.PerfEventAttr

+ func CPUInstructionsEventAttr() unix.PerfEventAttr

+ func CPUMigrationsEventAttr() unix.PerfEventAttr

+ func CPURefCyclesEventAttr() unix.PerfEventAttr

+ func CPUTaskClockEventAttr() unix.PerfEventAttr

+ func CacheMissEventAttr() unix.PerfEventAttr

+ func CacheRefEventAttr() unix.PerfEventAttr

+ func ContextSwitchesEventAttr() unix.PerfEventAttr

+ func DataTLBEventAttr(op, result int) unix.PerfEventAttr

+ func EmulationFaultsEventAttr() unix.PerfEventAttr

+ func InstructionTLBEventAttr(op, result int) unix.PerfEventAttr

+ func L1DataEventAttr(op, result int) unix.PerfEventAttr

+ func L1InstructionsEventAttr(op, result int) unix.PerfEventAttr

+ func LLCacheEventAttr(op, result int) unix.PerfEventAttr

+ func MajorPageFaultsEventAttr() unix.PerfEventAttr

+ func MinorPageFaultsEventAttr() unix.PerfEventAttr

+ func NodeCacheEventAttr(op, result int) unix.PerfEventAttr

+ func PageFaultsEventAttr() unix.PerfEventAttr

+ func StalledBackendCyclesEventAttr() unix.PerfEventAttr

+ func StalledFrontendCyclesEventAttr() unix.PerfEventAttr

+ type GroupProfileValue struct

+ Events uint64

+ TimeEnabled uint64

+ TimeRunning uint64

+ Values []uint64

+ type GroupProfiler interface

+ Close func() error

+ Profile func() (*GroupProfileValue, error)

+ Reset func() error

+ Start func() error

+ Stop func() error

+ func NewGroupProfiler(pid, cpu, opts int, eventAttrs ...unix.PerfEventAttr) (GroupProfiler, error)

Mar 5, 2019

Changes in this version

+ const PERF_TYPE_TRACEPOINT

+ type BPFProfiler interface

+ AttachBPF func(int) error

+ func ProfileTracepoint(kind, event string, pid, cpu int, opts ...int) (BPFProfiler, error)

Mar 4, 2019

Changes in this version

+ const TracingDir

+ func AvailableEvents() (map[string][]string, error)

+ func AvailableTracers() ([]string, error)

+ func CurrentTracer() (string, error)

type ProfileValue

+ func BPU(op, result int, f func() error) (*ProfileValue, error)

+ func DataTLB(op, result int, f func() error) (*ProfileValue, error)

+ func InstructionTLB(op, result int, f func() error) (*ProfileValue, error)

+ func L1Data(op, result int, f func() error) (*ProfileValue, error)

+ func L1Instructions(op, result int, f func() error) (*ProfileValue, error)

+ func LLCache(op, result int, f func() error) (*ProfileValue, error)

+ func NodeCache(op, result int, f func() error) (*ProfileValue, error)

Mar 2, 2019

Changes in this version

+ const BPUReadHit

+ const BPUReadMiss

+ const DataTLBReadHit

+ const DataTLBReadMiss

+ const DataTLBWriteHit

+ const DataTLBWriteMiss

+ const DebugFS

+ const InstrTLBReadHit

+ const InstrTLBReadMiss

+ const L1DataReadHit

+ const L1DataReadMiss

+ const L1DataWriteHit

+ const L1InstrReadMiss

+ const LLReadHit

+ const LLReadMiss

+ const LLWriteHit

+ const LLWriteMiss

+ const NodeCacheReadHit

+ const NodeCacheReadMiss

+ const NodeCacheWriteHit

+ const NodeCacheWriteMiss

+ const PERF_SAMPLE_IDENTIFIER

+ const PerfMaxContexts

+ const PerfMaxStack

+ const ProcMounts

+ const SyscallsDir

+ const TraceFS

+ var ErrNoMount = fmt.Errorf("no such mount")

+ var EventAttrSize = uint32(unsafe.Sizeof(unix.PerfEventAttr{}))

+ func DebugFSMount() (string, error)

+ func GetFSMount(mountType string) ([]string, error)

+ func TraceFSMount() (string, error)

+ type CacheProfile struct

+ BPUReadHit *uint64

+ BPUReadMiss *uint64

+ DataTLBReadHit *uint64

+ DataTLBReadMiss *uint64

+ DataTLBWriteHit *uint64

+ DataTLBWriteMiss *uint64

+ InstrTLBReadHit *uint64

+ InstrTLBReadMiss *uint64

+ L1DataReadHit *uint64

+ L1DataReadMiss *uint64

+ L1DataWriteHit *uint64

+ L1InstrReadMiss *uint64

+ LastLevelReadHit *uint64

+ LastLevelReadMiss *uint64

+ LastLevelWriteHit *uint64

+ LastLevelWriteMiss *uint64

+ NodeReadHit *uint64

+ NodeReadMiss *uint64

+ NodeWriteHit *uint64

+ NodeWriteMiss *uint64

+ TimeEnabled *uint64

+ TimeRunning *uint64

+ type CacheProfiler interface

+ Close func() error

+ Profile func() (*CacheProfile, error)

+ Reset func() error

+ Start func() error

+ Stop func() error

+ func NewCacheProfiler(pid, cpu int) CacheProfiler

+ type HardwareProfile struct

+ BranchInstr *uint64

+ BranchMisses *uint64

+ BusCycles *uint64

+ CPUCycles *uint64

+ CacheMisses *uint64

+ CacheRefs *uint64

+ Instructions *uint64

+ RefCPUCycles *uint64

+ StalledCyclesBackend *uint64

+ StalledCyclesFrontend *uint64

+ TimeEnabled *uint64

+ TimeRunning *uint64

+ type HardwareProfiler interface

+ Close func() error

+ Profile func() (*HardwareProfile, error)

+ Reset func() error

+ Start func() error

+ Stop func() error

+ func NewHardwareProfiler(pid, cpu int) HardwareProfiler

+ type ProfileValue struct

+ TimeEnabled uint64

+ TimeRunning uint64

+ Value uint64

+ func AlignmentFaults(f func() error) (*ProfileValue, error)

+ func BusCycles(f func() error) (*ProfileValue, error)

+ func CPUClock(f func() error) (*ProfileValue, error)

+ func CPUCycles(f func() error) (*ProfileValue, error)

+ func CPUInstructions(f func() error) (*ProfileValue, error)

+ func CPUMigrations(f func() error) (*ProfileValue, error)

+ func CPURefCycles(f func() error) (*ProfileValue, error)

+ func CPUTaskClock(f func() error) (*ProfileValue, error)

+ func CacheMiss(f func() error) (*ProfileValue, error)

+ func CacheRef(f func() error) (*ProfileValue, error)

+ func ContextSwitches(f func() error) (*ProfileValue, error)

+ func EmulationFaults(f func() error) (*ProfileValue, error)

+ func MajorPageFaults(f func() error) (*ProfileValue, error)

+ func MinorPageFaults(f func() error) (*ProfileValue, error)

+ func PageFaults(f func() error) (*ProfileValue, error)

+ func StalledBackendCycles(f func() error) (*ProfileValue, error)

+ func StalledFrontendCycles(f func() error) (*ProfileValue, error)

+ type Profiler interface

+ Close func() error

+ Profile func() (*ProfileValue, error)

+ Reset func() error

+ Start func() error

+ Stop func() error

+ func NewAlignFaultsProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewBPUProfiler(pid, cpu, op, result int, opts ...int) (Profiler, error)

+ func NewBranchInstrProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewBranchMissesProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewBusCyclesProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewCPUClockProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewCPUCycleProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewCPUMigrationsProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewCacheMissesProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewCacheRefProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewCtxSwitchesProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewDataTLBProfiler(pid, cpu, op, result int, opts ...int) (Profiler, error)

+ func NewEmulationFaultsProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewInstrProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewInstrTLBProfiler(pid, cpu, op, result int, opts ...int) (Profiler, error)

+ func NewL1DataProfiler(pid, cpu, op, result int, opts ...int) (Profiler, error)

+ func NewL1InstrProfiler(pid, cpu, op, result int, opts ...int) (Profiler, error)

+ func NewLLCacheProfiler(pid, cpu, op, result int, opts ...int) (Profiler, error)

+ func NewMajorFaultsProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewMinorFaultsProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewNodeCacheProfiler(pid, cpu, op, result int, opts ...int) (Profiler, error)

+ func NewPageFaultProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewProfiler(profilerType uint32, config uint64, pid, cpu int, opts ...int) (Profiler, error)

+ func NewRefCPUCyclesProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewStalledCyclesBackProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewStalledCyclesFrontProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ func NewTaskClockProfiler(pid, cpu int, opts ...int) (Profiler, error)

+ type SoftwareProfile struct

+ AlignmentFaults *uint64

+ CPUClock *uint64

+ CPUMigrations *uint64

+ ContextSwitches *uint64

+ EmulationFaults *uint64

+ MajorPageFaults *uint64

+ MinorPageFaults *uint64

+ PageFaults *uint64

+ TaskClock *uint64

+ TimeEnabled *uint64

+ TimeRunning *uint64

+ type SoftwareProfiler interface

+ Close func() error

+ Profile func() (*SoftwareProfile, error)

+ Reset func() error

+ Start func() error

+ Stop func() error

+ func NewSoftwareProfiler(pid, cpu int) SoftwareProfiler