vbatts/cri-o
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Merge pull request #470 from surajssd/enable-cpu-profiling

Browse source 
Add flag --cpu-profile to enable pprof
This commit is contained in:
Mrunal Patel 2017-04-27 10:34:41 -07:00 committed by GitHub
commit d6bf131c07
2 changed files with 18 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

15
cmd/ocid/main.go
View file

@ -9,6 +9,8 @@ import (
"strings" "strings"
"syscall" "syscall"
"runtime/pprof"
"github.com/Sirupsen/logrus" "github.com/Sirupsen/logrus"
"github.com/containers/storage/pkg/reexec" "github.com/containers/storage/pkg/reexec"
"github.com/kubernetes-incubator/cri-o/server" "github.com/kubernetes-incubator/cri-o/server"
@ -210,6 +212,10 @@ func main() {
Name: "cni-plugin-dir", Name: "cni-plugin-dir",
Usage: "CNI plugin binaries directory", Usage: "CNI plugin binaries directory",
}, },
cli.StringFlag{
Name: "cpu-profile",
Usage: "set the CPU profile file path",
},
} }
sort.Sort(cli.FlagsByName(app.Flags)) sort.Sort(cli.FlagsByName(app.Flags))
@ -258,6 +264,15 @@ func main() {
} }
app.Action = func(c *cli.Context) error { app.Action = func(c *cli.Context) error {
if cp := c.GlobalString("cpu-profile"); cp != "" {
f, err := os.Create(cp)
if err != nil {
return fmt.Errorf("invalid --cpu-profile value %q", err)
}
pprof.StartCPUProfile(f)
defer pprof.StopCPUProfile()
}
config := c.App.Metadata["config"].(*server.Config) config := c.App.Metadata["config"].(*server.Config)
if !config.SELinux { if !config.SELinux {

3
docs/ocid.8.md
View file

@ -110,6 +110,9 @@ ocid is meant to provide an integration path between OCI conformant runtimes and
**--cni-plugin-dir**="" **--cni-plugin-dir**=""
CNI plugin binaries directory (default: "/opt/cni/bin/") CNI plugin binaries directory (default: "/opt/cni/bin/")
**--cpu-profile**
Set the CPU profile file path
**--version, -v** **--version, -v**
Print the version Print the version