gaspersic/go-ethereum
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

eth/protocols, metrics, p2p: add handler performance metrics

Browse Source
This commit is contained in:
Péter Szilágyi
2021-03-26 14:00:06 +02:00
parent 54c0d573d7
commit 6d7ff6acea
4 changed files with 38 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
metrics/histogram.go
View File

@ -26,6 +26,15 @@ func GetOrRegisterHistogram(name string, r Registry, s Sample) Histogram {
return r.GetOrRegister(name, func() Histogram { return NewHistogram(s) }).(Histogram)
}
// GetOrRegisterHistogramLazy returns an existing Histogram or constructs and
// registers a new StandardHistogram.
func GetOrRegisterHistogramLazy(name string, r Registry, s func() Sample) Histogram {
if nil == r {
r = DefaultRegistry
}
return r.GetOrRegister(name, func() Histogram { return NewHistogram(s()) }).(Histogram)
}
// NewHistogram constructs a new StandardHistogram from a Sample.
func NewHistogram(s Sample) Histogram {
if !Enabled {