perf_group

package

v1.4.1 Latest Latest Go to latest Published: Feb 26, 2024 License: Apache-2.0 Imports: 13 Imported by: 0

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Repository

github.com/koordinator-sh/koordinator

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Open Source Insights

Documentation ¶

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Index ¶

Constants
Variables
func GetContainerCyclesAndInstructionsGroup(collector *PerfGroupCollector) (float64, float64, error)
func GetContainerPerfResult(collector *PerfGroupCollector) (map[string]float64, error)
func InitBufferPool(eventsNums map[int]struct{})
func LibFinalize()
func LibInit()
type PerfGroupCollector
- func GetAndStartPerfGroupCollectorOnContainer(cgroupFile *os.File, cpus []int, events []string) (*PerfGroupCollector, error)
- func NewPerfGroupCollector(cgroupFile *os.File, cpus []int, events []string, ...) (collector *PerfGroupCollector, err error)

Constants ¶

View Source

const (
	CYCLES       = "cycles"
	INSTRUCTIONS = "instructions"
)

Variables ¶

View Source

var (
	BufPools  map[int]*sync.Pool
	EventsMap = map[string][]string{
		"CPICollector": {"cycles", "instructions"},
	}
)

Functions ¶

func GetContainerCyclesAndInstructionsGroup ¶

func GetContainerCyclesAndInstructionsGroup(collector *PerfGroupCollector) (float64, float64, error)

func GetContainerPerfResult ¶

func GetContainerPerfResult(collector *PerfGroupCollector) (map[string]float64, error)

func InitBufferPool ¶

func InitBufferPool(eventsNums map[int]struct{})

func LibFinalize ¶

func LibFinalize()

func LibInit ¶

func LibInit()

Types ¶

type PerfGroupCollector ¶

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

func GetAndStartPerfGroupCollectorOnContainer ¶

func GetAndStartPerfGroupCollectorOnContainer(cgroupFile *os.File, cpus []int, events []string) (*PerfGroupCollector, error)

func NewPerfGroupCollector ¶

func NewPerfGroupCollector(cgroupFile *os.File, cpus []int, events []string, syscallFunc func(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.Errno)) (collector *PerfGroupCollector, err error)

first event is group leader

Source Files ¶

View all Source files

perf_group_linux.go

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