mirror of
https://github.com/1f349/dendrite.git
synced 2024-11-14 15:51:37 +00:00
48 lines
1.5 KiB
Go
48 lines
1.5 KiB
Go
|
// Copyright 2022 The Matrix.org Foundation C.I.C.
|
||
|
|
//
|
||
|
|
// 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.
|
||
|
|
|
||
|
|
//go:build !wasm && !windows
|
||
|
|
// +build !wasm,!windows
|
||
|
|
|
||
|
|
package util
|
||
|
|
|
||
|
|
import (
|
||
|
|
"syscall"
|
||
|
|
"time"
|
||
|
|
|
||
|
|
"github.com/sirupsen/logrus"
|
||
|
|
)
|
||
|
|
|
||
|
|
func getMemoryStats(p *phoneHomeStats) error {
|
||
|
|
oldUsage := p.prevData
|
||
|
|
newUsage := syscall.Rusage{}
|
||
|
|
if err := syscall.Getrusage(syscall.RUSAGE_SELF, &newUsage); err != nil {
|
||
|
|
logrus.WithError(err).Error("unable to get usage")
|
||
|
|
return err
|
||
|
|
}
|
||
|
|
newData := timestampToRUUsage{timestamp: time.Now().Unix(), usage: newUsage}
|
||
|
|
p.prevData = newData
|
||
|
|
|
||
|
|
usedCPUTime := (newUsage.Utime.Sec + newUsage.Stime.Sec) - (oldUsage.usage.Utime.Sec + oldUsage.usage.Stime.Sec)
|
||
|
|
|
||
|
|
if usedCPUTime == 0 || newData.timestamp == oldUsage.timestamp {
|
||
|
|
p.stats["cpu_average"] = 0
|
||
|
|
} else {
|
||
|
|
// conversion to int64 required for GOARCH=386
|
||
|
|
p.stats["cpu_average"] = int64(usedCPUTime) / (newData.timestamp - oldUsage.timestamp) * 100
|
||
|
|
}
|
||
|
|
p.stats["memory_rss"] = newUsage.Maxrss
|
||
|
|
return nil
|
||
|
|
}
|