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maxprocs exposed by flag

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This commit is contained in:
Jimmy Zelinskie 2014-07-16 00:01:10 -04:00
parent 6623098853
commit bc9d3d209d
1 changed files with 5 additions and 3 deletions
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8
main.go
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@ -21,13 +21,15 @@ import (
) )
var ( var (
maxprocs int
profile bool profile bool
configPath string configPath string
) )
func init() { func init() {
flag.IntVar(&maxprocs, "maxprocs", runtime.NumCPU(), "Specify the amount of OS threads used by the runtime")
flag.BoolVar(&profile, "profile", false, "Generate profiling data for pprof into ./chihaya.cpu") flag.BoolVar(&profile, "profile", false, "Generate profiling data for pprof into ./chihaya.cpu")
flag.StringVar(&configPath, "config", "", "Provide the filesystem path of a valid configuration file.") flag.StringVar(&configPath, "config", "", "Provide the filesystem path of a valid configuration file")
} }
func Boot() { func Boot() {
@ -35,8 +37,8 @@ func Boot() {
flag.Parse() flag.Parse()
runtime.GOMAXPROCS(runtime.NumCPU()) runtime.GOMAXPROCS(maxprocs)
glog.Info("set gomaxprocs to ", runtime.NumCPU()) glog.Info("set gomaxprocs to ", maxprocs)
if profile { if profile {
f, err := os.Create("chihaya.cpu") f, err := os.Create("chihaya.cpu")