1
0
mirror of https://github.com/prometheus-community/windows_exporter.git synced 2025-04-18 19:24:05 +03:00
2024-08-05 15:50:41 +02:00

459 lines
13 KiB
Go

//go:build windows
package cpu
import (
"strings"
"github.com/alecthomas/kingpin/v2"
"github.com/go-kit/log"
"github.com/prometheus-community/windows_exporter/pkg/perflib"
"github.com/prometheus-community/windows_exporter/pkg/types"
"github.com/prometheus-community/windows_exporter/pkg/winversion"
"github.com/prometheus/client_golang/prometheus"
)
const Name = "cpu"
type Config struct{}
var ConfigDefaults = Config{}
type Collector struct {
logger log.Logger
cStateSecondsTotal *prometheus.Desc
timeTotal *prometheus.Desc
interruptsTotal *prometheus.Desc
dpcsTotal *prometheus.Desc
clockInterruptsTotal *prometheus.Desc
idleBreakEventsTotal *prometheus.Desc
parkingStatus *prometheus.Desc
processorFrequencyMHz *prometheus.Desc
processorPerformance *prometheus.Desc
processorMPerf *prometheus.Desc
processorRTC *prometheus.Desc
processorUtility *prometheus.Desc
processorPrivilegedUtility *prometheus.Desc
}
func New(logger log.Logger, _ *Config) *Collector {
c := &Collector{}
c.SetLogger(logger)
return c
}
func NewWithFlags(_ *kingpin.Application) *Collector {
return &Collector{}
}
func (c *Collector) GetName() string {
return Name
}
func (c *Collector) SetLogger(logger log.Logger) {
c.logger = log.With(logger, "collector", Name)
}
func (c *Collector) GetPerfCounter() ([]string, error) {
if winversion.WindowsVersionFloat > 6.05 {
return []string{"Processor Information"}, nil
}
return []string{"Processor"}, nil
}
func (c *Collector) Close() error {
return nil
}
func (c *Collector) Build() error {
c.cStateSecondsTotal = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "cstate_seconds_total"),
"Time spent in low-power idle state",
[]string{"core", "state"},
nil,
)
c.timeTotal = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "time_total"),
"Time that processor spent in different modes (dpc, idle, interrupt, privileged, user)",
[]string{"core", "mode"},
nil,
)
c.interruptsTotal = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "interrupts_total"),
"Total number of received and serviced hardware interrupts",
[]string{"core"},
nil,
)
c.dpcsTotal = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "dpcs_total"),
"Total number of received and serviced deferred procedure calls (DPCs)",
[]string{"core"},
nil,
)
// For Windows 2008 (version 6.0) or earlier we only have the "Processor"
// class. As of Windows 2008 R2 (version 6.1) the more detailed
// "Processor Information" set is available (although some of the counters
// are added in later versions, so we aren't guaranteed to get all of
// them).
// Value 6.05 was selected to split between Windows versions.
if winversion.WindowsVersionFloat < 6.05 {
return nil
}
c.cStateSecondsTotal = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "cstate_seconds_total"),
"Time spent in low-power idle state",
[]string{"core", "state"},
nil,
)
c.timeTotal = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "time_total"),
"Time that processor spent in different modes (dpc, idle, interrupt, privileged, user)",
[]string{"core", "mode"},
nil,
)
c.interruptsTotal = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "interrupts_total"),
"Total number of received and serviced hardware interrupts",
[]string{"core"},
nil,
)
c.dpcsTotal = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "dpcs_total"),
"Total number of received and serviced deferred procedure calls (DPCs)",
[]string{"core"},
nil,
)
c.clockInterruptsTotal = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "clock_interrupts_total"),
"Total number of received and serviced clock tick interrupts",
[]string{"core"},
nil,
)
c.idleBreakEventsTotal = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "idle_break_events_total"),
"Total number of time processor was woken from idle",
[]string{"core"},
nil,
)
c.parkingStatus = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "parking_status"),
"Parking Status represents whether a processor is parked or not",
[]string{"core"},
nil,
)
c.processorFrequencyMHz = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "core_frequency_mhz"),
"Core frequency in megahertz",
[]string{"core"},
nil,
)
c.processorPerformance = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "processor_performance_total"),
"Processor Performance is the average performance of the processor while it is executing instructions, as a percentage of the nominal performance of the processor. On some processors, Processor Performance may exceed 100%",
[]string{"core"},
nil,
)
c.processorMPerf = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "processor_mperf_total"),
"Processor MPerf is the number of TSC ticks incremented while executing instructions",
[]string{"core"},
nil,
)
c.processorRTC = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "processor_rtc_total"),
"Processor RTC represents the number of RTC ticks made since the system booted. It should consistently be 64e6, and can be used to properly derive Processor Utility Rate",
[]string{"core"},
nil,
)
c.processorUtility = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "processor_utility_total"),
"Processor Utility represents is the amount of time the core spends executing instructions",
[]string{"core"},
nil,
)
c.processorPrivilegedUtility = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "processor_privileged_utility_total"),
"Processor Privileged Utility represents is the amount of time the core has spent executing instructions inside the kernel",
[]string{"core"},
nil,
)
return nil
}
func (c *Collector) Collect(ctx *types.ScrapeContext, ch chan<- prometheus.Metric) error {
if winversion.WindowsVersionFloat > 6.05 {
return c.CollectFull(ctx, ch)
}
return c.CollectBasic(ctx, ch)
}
type perflibProcessor struct {
Name string
C1Transitions float64 `perflib:"C1 Transitions/sec"`
C2Transitions float64 `perflib:"C2 Transitions/sec"`
C3Transitions float64 `perflib:"C3 Transitions/sec"`
DPCRate float64 `perflib:"DPC Rate"`
DPCsQueued float64 `perflib:"DPCs Queued/sec"`
Interrupts float64 `perflib:"Interrupts/sec"`
PercentC1Time float64 `perflib:"% C1 Time"`
PercentC2Time float64 `perflib:"% C2 Time"`
PercentC3Time float64 `perflib:"% C3 Time"`
PercentDPCTime float64 `perflib:"% DPC Time"`
PercentIdleTime float64 `perflib:"% Idle Time"`
PercentInterruptTime float64 `perflib:"% Interrupt Time"`
PercentPrivilegedTime float64 `perflib:"% Privileged Time"`
PercentProcessorTime float64 `perflib:"% Processor Time"`
PercentUserTime float64 `perflib:"% User Time"`
}
func (c *Collector) CollectBasic(ctx *types.ScrapeContext, ch chan<- prometheus.Metric) error {
data := make([]perflibProcessor, 0)
err := perflib.UnmarshalObject(ctx.PerfObjects["Processor"], &data, c.logger)
if err != nil {
return err
}
for _, cpu := range data {
if strings.Contains(strings.ToLower(cpu.Name), "_total") {
continue
}
core := cpu.Name
ch <- prometheus.MustNewConstMetric(
c.cStateSecondsTotal,
prometheus.CounterValue,
cpu.PercentC1Time,
core, "c1",
)
ch <- prometheus.MustNewConstMetric(
c.cStateSecondsTotal,
prometheus.CounterValue,
cpu.PercentC2Time,
core, "c2",
)
ch <- prometheus.MustNewConstMetric(
c.cStateSecondsTotal,
prometheus.CounterValue,
cpu.PercentC3Time,
core, "c3",
)
ch <- prometheus.MustNewConstMetric(
c.timeTotal,
prometheus.CounterValue,
cpu.PercentIdleTime,
core, "idle",
)
ch <- prometheus.MustNewConstMetric(
c.timeTotal,
prometheus.CounterValue,
cpu.PercentInterruptTime,
core, "interrupt",
)
ch <- prometheus.MustNewConstMetric(
c.timeTotal,
prometheus.CounterValue,
cpu.PercentDPCTime,
core, "dpc",
)
ch <- prometheus.MustNewConstMetric(
c.timeTotal,
prometheus.CounterValue,
cpu.PercentPrivilegedTime,
core, "privileged",
)
ch <- prometheus.MustNewConstMetric(
c.timeTotal,
prometheus.CounterValue,
cpu.PercentUserTime,
core, "user",
)
ch <- prometheus.MustNewConstMetric(
c.interruptsTotal,
prometheus.CounterValue,
cpu.Interrupts,
core,
)
ch <- prometheus.MustNewConstMetric(
c.dpcsTotal,
prometheus.CounterValue,
cpu.DPCsQueued,
core,
)
}
return nil
}
type perflibProcessorInformation struct {
Name string
C1TimeSeconds float64 `perflib:"% C1 Time"`
C2TimeSeconds float64 `perflib:"% C2 Time"`
C3TimeSeconds float64 `perflib:"% C3 Time"`
C1TransitionsTotal float64 `perflib:"C1 Transitions/sec"`
C2TransitionsTotal float64 `perflib:"C2 Transitions/sec"`
C3TransitionsTotal float64 `perflib:"C3 Transitions/sec"`
ClockInterruptsTotal float64 `perflib:"Clock Interrupts/sec"`
DPCsQueuedTotal float64 `perflib:"DPCs Queued/sec"`
DPCTimeSeconds float64 `perflib:"% DPC Time"`
IdleBreakEventsTotal float64 `perflib:"Idle Break Events/sec"`
IdleTimeSeconds float64 `perflib:"% Idle Time"`
InterruptsTotal float64 `perflib:"Interrupts/sec"`
InterruptTimeSeconds float64 `perflib:"% Interrupt Time"`
ParkingStatus float64 `perflib:"Parking Status"`
PerformanceLimitPercent float64 `perflib:"% Performance Limit"`
PriorityTimeSeconds float64 `perflib:"% Priority Time"`
PrivilegedTimeSeconds float64 `perflib:"% Privileged Time"`
PrivilegedUtilitySeconds float64 `perflib:"% Privileged Utility"`
ProcessorFrequencyMHz float64 `perflib:"Processor Frequency"`
ProcessorPerformance float64 `perflib:"% Processor Performance"`
ProcessorMPerf float64 `perflib:"% Processor Performance,secondvalue"`
ProcessorTimeSeconds float64 `perflib:"% Processor Time"`
ProcessorUtilityRate float64 `perflib:"% Processor Utility"`
ProcessorRTC float64 `perflib:"% Processor Utility,secondvalue"`
UserTimeSeconds float64 `perflib:"% User Time"`
}
func (c *Collector) CollectFull(ctx *types.ScrapeContext, ch chan<- prometheus.Metric) error {
data := make([]perflibProcessorInformation, 0)
err := perflib.UnmarshalObject(ctx.PerfObjects["Processor Information"], &data, c.logger)
if err != nil {
return err
}
for _, cpu := range data {
if strings.Contains(strings.ToLower(cpu.Name), "_total") {
continue
}
core := cpu.Name
ch <- prometheus.MustNewConstMetric(
c.cStateSecondsTotal,
prometheus.CounterValue,
cpu.C1TimeSeconds,
core, "c1",
)
ch <- prometheus.MustNewConstMetric(
c.cStateSecondsTotal,
prometheus.CounterValue,
cpu.C2TimeSeconds,
core, "c2",
)
ch <- prometheus.MustNewConstMetric(
c.cStateSecondsTotal,
prometheus.CounterValue,
cpu.C3TimeSeconds,
core, "c3",
)
ch <- prometheus.MustNewConstMetric(
c.timeTotal,
prometheus.CounterValue,
cpu.IdleTimeSeconds,
core, "idle",
)
ch <- prometheus.MustNewConstMetric(
c.timeTotal,
prometheus.CounterValue,
cpu.InterruptTimeSeconds,
core, "interrupt",
)
ch <- prometheus.MustNewConstMetric(
c.timeTotal,
prometheus.CounterValue,
cpu.DPCTimeSeconds,
core, "dpc",
)
ch <- prometheus.MustNewConstMetric(
c.timeTotal,
prometheus.CounterValue,
cpu.PrivilegedTimeSeconds,
core, "privileged",
)
ch <- prometheus.MustNewConstMetric(
c.timeTotal,
prometheus.CounterValue,
cpu.UserTimeSeconds,
core, "user",
)
ch <- prometheus.MustNewConstMetric(
c.interruptsTotal,
prometheus.CounterValue,
cpu.InterruptsTotal,
core,
)
ch <- prometheus.MustNewConstMetric(
c.dpcsTotal,
prometheus.CounterValue,
cpu.DPCsQueuedTotal,
core,
)
ch <- prometheus.MustNewConstMetric(
c.clockInterruptsTotal,
prometheus.CounterValue,
cpu.ClockInterruptsTotal,
core,
)
ch <- prometheus.MustNewConstMetric(
c.idleBreakEventsTotal,
prometheus.CounterValue,
cpu.IdleBreakEventsTotal,
core,
)
ch <- prometheus.MustNewConstMetric(
c.parkingStatus,
prometheus.GaugeValue,
cpu.ParkingStatus,
core,
)
ch <- prometheus.MustNewConstMetric(
c.processorFrequencyMHz,
prometheus.GaugeValue,
cpu.ProcessorFrequencyMHz,
core,
)
ch <- prometheus.MustNewConstMetric(
c.processorPerformance,
prometheus.CounterValue,
cpu.ProcessorPerformance,
core,
)
ch <- prometheus.MustNewConstMetric(
c.processorMPerf,
prometheus.CounterValue,
cpu.ProcessorMPerf,
core,
)
ch <- prometheus.MustNewConstMetric(
c.processorRTC,
prometheus.CounterValue,
cpu.ProcessorRTC,
core,
)
ch <- prometheus.MustNewConstMetric(
c.processorUtility,
prometheus.CounterValue,
cpu.ProcessorUtilityRate,
core,
)
ch <- prometheus.MustNewConstMetric(
c.processorPrivilegedUtility,
prometheus.CounterValue,
cpu.PrivilegedUtilitySeconds,
core,
)
}
return nil
}