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-rw-r--r--vendor/github.com/rcrowley/go-metrics/debug.go76
1 files changed, 0 insertions, 76 deletions
diff --git a/vendor/github.com/rcrowley/go-metrics/debug.go b/vendor/github.com/rcrowley/go-metrics/debug.go
deleted file mode 100644
index 043ccefab..000000000
--- a/vendor/github.com/rcrowley/go-metrics/debug.go
+++ /dev/null
@@ -1,76 +0,0 @@
-package metrics
-
-import (
- "runtime/debug"
- "time"
-)
-
-var (
- debugMetrics struct {
- GCStats struct {
- LastGC Gauge
- NumGC Gauge
- Pause Histogram
- //PauseQuantiles Histogram
- PauseTotal Gauge
- }
- ReadGCStats Timer
- }
- gcStats debug.GCStats
-)
-
-// Capture new values for the Go garbage collector statistics exported in
-// debug.GCStats. This is designed to be called as a goroutine.
-func CaptureDebugGCStats(r Registry, d time.Duration) {
- for _ = range time.Tick(d) {
- CaptureDebugGCStatsOnce(r)
- }
-}
-
-// Capture new values for the Go garbage collector statistics exported in
-// debug.GCStats. This is designed to be called in a background goroutine.
-// Giving a registry which has not been given to RegisterDebugGCStats will
-// panic.
-//
-// Be careful (but much less so) with this because debug.ReadGCStats calls
-// the C function runtime·lock(runtime·mheap) which, while not a stop-the-world
-// operation, isn't something you want to be doing all the time.
-func CaptureDebugGCStatsOnce(r Registry) {
- lastGC := gcStats.LastGC
- t := time.Now()
- debug.ReadGCStats(&gcStats)
- debugMetrics.ReadGCStats.UpdateSince(t)
-
- debugMetrics.GCStats.LastGC.Update(int64(gcStats.LastGC.UnixNano()))
- debugMetrics.GCStats.NumGC.Update(int64(gcStats.NumGC))
- if lastGC != gcStats.LastGC && 0 < len(gcStats.Pause) {
- debugMetrics.GCStats.Pause.Update(int64(gcStats.Pause[0]))
- }
- //debugMetrics.GCStats.PauseQuantiles.Update(gcStats.PauseQuantiles)
- debugMetrics.GCStats.PauseTotal.Update(int64(gcStats.PauseTotal))
-}
-
-// Register metrics for the Go garbage collector statistics exported in
-// debug.GCStats. The metrics are named by their fully-qualified Go symbols,
-// i.e. debug.GCStats.PauseTotal.
-func RegisterDebugGCStats(r Registry) {
- debugMetrics.GCStats.LastGC = NewGauge()
- debugMetrics.GCStats.NumGC = NewGauge()
- debugMetrics.GCStats.Pause = NewHistogram(NewExpDecaySample(1028, 0.015))
- //debugMetrics.GCStats.PauseQuantiles = NewHistogram(NewExpDecaySample(1028, 0.015))
- debugMetrics.GCStats.PauseTotal = NewGauge()
- debugMetrics.ReadGCStats = NewTimer()
-
- r.Register("debug.GCStats.LastGC", debugMetrics.GCStats.LastGC)
- r.Register("debug.GCStats.NumGC", debugMetrics.GCStats.NumGC)
- r.Register("debug.GCStats.Pause", debugMetrics.GCStats.Pause)
- //r.Register("debug.GCStats.PauseQuantiles", debugMetrics.GCStats.PauseQuantiles)
- r.Register("debug.GCStats.PauseTotal", debugMetrics.GCStats.PauseTotal)
- r.Register("debug.ReadGCStats", debugMetrics.ReadGCStats)
-}
-
-// Allocate an initial slice for gcStats.Pause to avoid allocations during
-// normal operation.
-func init() {
- gcStats.Pause = make([]time.Duration, 11)
-}