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// Copyright 2018 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package pprof
import (
"fmt"
"os"
"runtime"
"runtime/pprof"
"code.gitea.io/gitea/modules/log"
)
// DumpMemProfileForUsername dumps a memory profile at pprofDataPath as memprofile_<username>_<temporary id>
func DumpMemProfileForUsername(pprofDataPath, username string) error {
f, err := os.CreateTemp(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>
// the stop function it returns stops, writes and closes the CPU profile file
func DumpCPUProfileForUsername(pprofDataPath, username string) (func(), error) {
f, err := os.CreateTemp(pprofDataPath, fmt.Sprintf("cpuprofile_%s_", username))
if err != nil {
return nil, err
}
err = pprof.StartCPUProfile(f)
if err != nil {
log.Fatal("StartCPUProfile: %v", err)
}
return func() {
pprof.StopCPUProfile()
err = f.Close()
if err != nil {
log.Fatal("StopCPUProfile Close: %v", err)
}
}, nil
}
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