go-ethereum/rpc/metrics.go
Manav Darji 896e4bbcbe
rpc: add execution pool metrics (#919)
* rpc: add execution pool metrics

* rpc: stop execution pool and report metrics using ticker

* fix lint

* update go.mod, update metric report interval

* handle empty workerpool case to fix tests

* fix lint

* refactor ep metrics collection based on each service

* remove log

* rpc: convert processed metric to histogram
2023-07-19 12:00:17 +05:30

47 lines
1.8 KiB
Go

// Copyright 2020 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package rpc
import (
"fmt"
"github.com/ethereum/go-ethereum/metrics"
)
var (
rpcRequestGauge = metrics.NewRegisteredGauge("rpc/requests", nil)
successfulRequestGauge = metrics.NewRegisteredGauge("rpc/success", nil)
failedReqeustGauge = metrics.NewRegisteredGauge("rpc/failure", nil)
rpcServingTimer = metrics.NewRegisteredTimer("rpc/duration/all", nil)
)
func newRPCServingTimer(method string, valid bool) metrics.Timer {
flag := "success"
if !valid {
flag = "failure"
}
m := fmt.Sprintf("rpc/duration/%s/%s", method, flag)
return metrics.GetOrRegisterTimer(m, nil)
}
func newEpMetrics(service string) (metrics.Gauge, metrics.Gauge, metrics.Histogram) {
epWorkerCount := fmt.Sprintf("rpc/ep/workers/%s", service)
epWaitingQueue := fmt.Sprintf("rpc/ep/queue/%s", service)
epProcessedRequests := fmt.Sprintf("rpc/ep/processed/%s", service)
return metrics.GetOrRegisterGauge(epWorkerCount, nil), metrics.GetOrRegisterGauge(epWaitingQueue, nil), metrics.GetOrRegisterHistogram(epProcessedRequests, nil, metrics.NewExpDecaySample(1028, 0.015))
}