/
profiler.go
45 lines (40 loc) · 1.29 KB
/
profiler.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
// Copyright 2018-2018 Amazon.com, Inc. or its affiliates. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License"). You may not use this file except in compliance with the License. A copy of the License is located at
//
// http://aws.amazon.com/apache2.0/
//
// or in the "license" file accompanying this file. This file 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 profiler
import (
"os"
"runtime/pprof"
log "github.com/cihub/seelog"
)
// EnableCPUProfile enables CPU profiling.
func EnableCPUProfile(cpuProfile *string) {
if *cpuProfile != "" {
f, err := os.Create(*cpuProfile)
if err != nil {
log.Errorf("error: %v", err)
}
pprof.StartCPUProfile(f)
log.Info("Start CPU Profiling")
}
}
// MemSnapShot creates memory profile.
func MemSnapShot(memProfile *string) {
if *memProfile != "" {
f, err := os.Create(*memProfile)
if err != nil {
log.Errorf("Could not create memory profile: %v", err)
}
if err := pprof.WriteHeapProfile(f); err != nil {
log.Errorf("Could not write memory profile: %v", err)
}
f.Close()
log.Info("Finish memory profiling")
return
}
}