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Merge pull request #19725 from karalabe/goroutine-metrics

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metrics: gather and export threads and goroutines
This commit is contained in:
Péter Szilágyi 2019-06-17 10:58:44 +03:00 committed by GitHub
commit d6ccfd92f7
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 19 additions and 19 deletions
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28
metrics/metrics.go
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@ -73,28 +73,26 @@ func CollectProcessMetrics(refresh time.Duration) {
diskstats[i] = new(DiskStats)
}
// Define the various metrics to collect
cpuSysLoad := GetOrRegisterGauge("system/cpu/sysload", DefaultRegistry)
cpuSysWait := GetOrRegisterGauge("system/cpu/syswait", DefaultRegistry)
cpuProcLoad := GetOrRegisterGauge("system/cpu/procload", DefaultRegistry)
var (
cpuSysLoad = GetOrRegisterGauge("system/cpu/sysload", DefaultRegistry)
cpuSysWait = GetOrRegisterGauge("system/cpu/syswait", DefaultRegistry)
cpuProcLoad = GetOrRegisterGauge("system/cpu/procload", DefaultRegistry)
cpuThreads = GetOrRegisterGauge("system/cpu/threads", DefaultRegistry)
cpuGoroutines = GetOrRegisterGauge("system/cpu/goroutines", DefaultRegistry)
memPauses := GetOrRegisterMeter("system/memory/pauses", DefaultRegistry)
memAllocs := GetOrRegisterMeter("system/memory/allocs", DefaultRegistry)
memFrees := GetOrRegisterMeter("system/memory/frees", DefaultRegistry)
memHeld := GetOrRegisterGauge("system/memory/held", DefaultRegistry)
memUsed := GetOrRegisterGauge("system/memory/used", DefaultRegistry)
memPauses = GetOrRegisterMeter("system/memory/pauses", DefaultRegistry)
memAllocs = GetOrRegisterMeter("system/memory/allocs", DefaultRegistry)
memFrees = GetOrRegisterMeter("system/memory/frees", DefaultRegistry)
memHeld = GetOrRegisterGauge("system/memory/held", DefaultRegistry)
memUsed = GetOrRegisterGauge("system/memory/used", DefaultRegistry)
var diskReads, diskReadBytes, diskWrites, diskWriteBytes Meter
var diskReadBytesCounter, diskWriteBytesCounter Counter
if err := ReadDiskStats(diskstats[0]); err == nil {
diskReads = GetOrRegisterMeter("system/disk/readcount", DefaultRegistry)
diskReadBytes = GetOrRegisterMeter("system/disk/readdata", DefaultRegistry)
diskReadBytesCounter = GetOrRegisterCounter("system/disk/readbytes", DefaultRegistry)
diskWrites = GetOrRegisterMeter("system/disk/writecount", DefaultRegistry)
diskWriteBytes = GetOrRegisterMeter("system/disk/writedata", DefaultRegistry)
diskWriteBytesCounter = GetOrRegisterCounter("system/disk/writebytes", DefaultRegistry)
} else {
log.Debug("Failed to read disk metrics", "err", err)
}
)
// Iterate loading the different stats and updating the meters
for i := 1; ; i++ {
location1 := i % 2
@ -104,6 +102,8 @@ func CollectProcessMetrics(refresh time.Duration) {
cpuSysLoad.Update((cpuStats[location1].GlobalTime - cpuStats[location2].GlobalTime) / refreshFreq)
cpuSysWait.Update((cpuStats[location1].GlobalWait - cpuStats[location2].GlobalWait) / refreshFreq)
cpuProcLoad.Update((cpuStats[location1].LocalTime - cpuStats[location2].LocalTime) / refreshFreq)
cpuThreads.Update(int64(threadCreateProfile.Count()))
cpuGoroutines.Update(int64(runtime.NumGoroutine()))
runtime.ReadMemStats(memstats[location1])
memPauses.Mark(int64(memstats[location1].PauseTotalNs - memstats[location2].PauseTotalNs))