Method SysBlockDevices

blockdevice/stats.go:309–319

SysBlockDevices lists the device names from /sys/block/ .

()

// SysBlockDevices lists the device names from /sys/block/<dev>.
func (fs FS) SysBlockDevices() ([]string, error) {
	deviceDirs, err := os.ReadDir(fs.sys.Path(sysBlockPath))
	if err != nil {
		return nil, err
	}
	devices := []string{}
	for _, deviceDir := range deviceDirs {
		devices = append(devices, deviceDir.Name())
	}
	return devices, nil
}

// SysBlockDeviceStat returns stats for the block device read from /sys/block/<device>/stat.
// The number of stats read will be 15 if the discard stats are available (kernel 4.18+)