forked from cerc-io/plugeth
45 lines
1.5 KiB
Go
45 lines
1.5 KiB
Go
// Copyright 2020 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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//go:build !ios && !js
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// +build !ios,!js
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package metrics
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import (
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"github.com/ethereum/go-ethereum/log"
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"github.com/shirou/gopsutil/cpu"
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)
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// ReadCPUStats retrieves the current CPU stats.
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func ReadCPUStats(stats *CPUStats) {
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// passing false to request all cpu times
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timeStats, err := cpu.Times(false)
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if err != nil {
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log.Error("Could not read cpu stats", "err", err)
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return
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}
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if len(timeStats) == 0 {
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log.Error("Empty cpu stats")
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return
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}
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// requesting all cpu times will always return an array with only one time stats entry
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timeStat := timeStats[0]
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stats.GlobalTime = int64((timeStat.User + timeStat.Nice + timeStat.System) * cpu.ClocksPerSec)
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stats.GlobalWait = int64((timeStat.Iowait) * cpu.ClocksPerSec)
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stats.LocalTime = getProcessCPUTime()
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}
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