containerd/vendor/github.com/nats-io/gnatsd/server/pse/pse_darwin.go
Phil Estes dd9309c15e
Add vendoring to containerd master
Initial vendor list validated with empty $GOPATH
and only master checked out; followed by `make`
and verified that all binaries build properly.
Updates require github.com/LK4D4/vndr tool.

Signed-off-by: Phil Estes <estesp@linux.vnet.ibm.com>
2017-01-11 16:59:06 -05:00

23 lines
540 B
Go

// Copyright 2015-2016 Apcera Inc. All rights reserved.
package pse
import (
"errors"
"fmt"
"os"
"os/exec"
)
func ProcUsage(pcpu *float64, rss, vss *int64) error {
pidStr := fmt.Sprintf("%d", os.Getpid())
out, err := exec.Command("ps", "o", "pcpu=,rss=,vsz=", "-p", pidStr).Output()
if err != nil {
*rss, *vss = -1, -1
return errors.New(fmt.Sprintf("ps call failed:%v", err))
}
fmt.Sscanf(string(out), "%f %d %d", pcpu, rss, vss)
*rss *= 1024 // 1k blocks, want bytes.
*vss *= 1024 // 1k blocks, want bytes.
return nil
}