mirror of
https://github.com/livekit/livekit.git
synced 2026-03-30 13:25:42 +00:00
956735ae05
Because we aren't able to get CPU count/load info on Windows, they are stubbed out to return placeholders. This restores compatibility to run on Windows.
57 lines
1.3 KiB
Go
57 lines
1.3 KiB
Go
//go:build !windows
|
|
|
|
/*
|
|
* Copyright 2023 LiveKit, Inc
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
package prometheus
|
|
|
|
import (
|
|
"runtime"
|
|
"sync"
|
|
|
|
"github.com/mackerelio/go-osstat/cpu"
|
|
"github.com/mackerelio/go-osstat/loadavg"
|
|
)
|
|
|
|
var (
|
|
cpuStatsLock sync.RWMutex
|
|
lastCPUTotal, lastCPUIdle uint64
|
|
)
|
|
|
|
func getLoadAvg() (*loadavg.Stats, error) {
|
|
return loadavg.Get()
|
|
}
|
|
|
|
func getCPUStats() (cpuLoad float32, numCPUs uint32, err error) {
|
|
cpuInfo, err := cpu.Get()
|
|
if err != nil {
|
|
return
|
|
}
|
|
|
|
cpuStatsLock.Lock()
|
|
if lastCPUTotal > 0 && lastCPUTotal < cpuInfo.Total {
|
|
cpuLoad = 1 - float32(cpuInfo.Idle-lastCPUIdle)/float32(cpuInfo.Total-lastCPUTotal)
|
|
}
|
|
|
|
lastCPUTotal = cpuInfo.Total
|
|
lastCPUIdle = cpuInfo.Idle
|
|
cpuStatsLock.Unlock()
|
|
|
|
numCPUs = uint32(runtime.NumCPU())
|
|
|
|
return
|
|
}
|