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forgejo/modules/pprof/pprof.go
John Olheiser a48d6ba4b4
Go 1.19 format (#20758)
* 1.19 gofumpt

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Change CSV test

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Commit whitespace fixes from @zeripath

Co-authored-by: zeripath <art27@cantab.net>

* Update emoji

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* bump swagger & fix generate-swagger

Signed-off-by: jolheiser <john.olheiser@gmail.com>
Co-authored-by: zeripath <art27@cantab.net>
Co-authored-by: 6543 <6543@obermui.de>
Co-authored-by: Lauris BH <lauris@nix.lv>
2022-08-30 21:15:45 -05:00

46 lines
1.2 KiB
Go

// 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"
"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
}