Gets a list of disk devices and IO utilization

disk.go

package main

import (
	"github.com/davecgh/go-spew/spew"
	psDisk "github.com/shirou/gopsutil/disk"
	"github.com/sirupsen/logrus"
)

func main() {
	partitions, err := psDisk.Partitions(false)
	if err != nil {
		logrus.Fatalf("failed to get disk partitions from gopsutil: %v", err)
	}
	logrus.Printf("%s", spew.Sdump(partitions))

	for _, partition := range partitions {
		//if usage, err := psDisk.Usage(partition.Mountpoint); err != nil {
		if _, err := psDisk.Usage(partition.Mountpoint); err != nil {
			continue
		} else {
			//logrus.Printf("%s", spew.Sdump(usage))

			if counters, err := psDisk.IOCounters(partition.Device); err != nil {
				logrus.Errorf("failed to get disk io from gopsutil: %v", err)
			} else {
				logrus.Printf("%s", spew.Sdump(counters))
			}
		}
	}
}