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Restore profiling

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This commit is contained in:
Oliver Steele 2017-07-09 15:55:12 -04:00
parent 2401199fa7
commit 5cd1554f27
2 changed files with 7 additions and 9 deletions
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3
CONTRIBUTING.md
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@ -53,5 +53,6 @@ gojekyll -s path/to/site variables site.twitter.name # print a specific site va
### Profiling
```bash
gojekyll -s path/to/site benchmark && go tool pprof gojekyll gojekyll.prof
gojekyll -s path/to/site benchmark
go tool pprof --web gojekyll gojekyll.prof
```

13
cmd/gojekyll/main.go
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@ -77,9 +77,6 @@ func parseAndRun(args []string) {
if buildOptions.DryRun {
buildOptions.Verbose = true
}
if cmd == benchmark.FullCommand() {
profile = true
}
app.FatalIfError(run(cmd), "")
}
@ -88,8 +85,8 @@ func printVersion() {
}
func run(cmd string) error { // nolint: gocyclo
if profile {
setupProfiling()
if profile || cmd == benchmark.FullCommand() {
defer setupProfiling()()
}
if *versionFlag {
printVersion()
@ -148,17 +145,17 @@ func loadSite(source string, flags config.Flags) (*site.Site, error) {
return site, err
}
func setupProfiling() {
func setupProfiling() func() {
profilePath := "gojekyll.prof"
logger.label("Profiling...", "")
f, err := os.Create(profilePath)
app.FatalIfError(err, "")
err = pprof.StartCPUProfile(f)
app.FatalIfError(err, "")
defer func() {
return func() {
pprof.StopCPUProfile()
err = f.Close()
app.FatalIfError(err, "")
logger.Info("Wrote", profilePath)
}()
}
}