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// Copyright 2018 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package pprof
import (
"fmt"
"io/ioutil"
"runtime"
"runtime/pprof"
)
// DumpMemProfileForUsername dumps a memory profile at pprofDataPath as memprofile_<username>_<temporary id>
func DumpMemProfileForUsername(pprofDataPath, username string) error {
f, err := ioutil.TempFile(pprofDataPath, fmt.Sprintf("memprofile_%s_", username))
if err != nil {
return err
}
defer f.Close()
runtime.GC() // get up-to-date statistics
return pprof.WriteHeapProfile(f)
}
// DumpCPUProfileForUsername dumps a CPU profile at pprofDataPath as cpuprofile_<username>_<temporary id>
// it returns the stop function which stops, writes and closes the CPU profile file
func DumpCPUProfileForUsername(pprofDataPath, username string) (func(), error) {
f, err := ioutil.TempFile(pprofDataPath, fmt.Sprintf("cpuprofile_%s_", username))
if err != nil {
return nil, err
}
pprof.StartCPUProfile(f)
return func() {
pprof.StopCPUProfile()
f.Close()
}, nil
}
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