Ejemplo n.º 1
0
func (handler *rktContainerHandler) getFsStats(stats *info.ContainerStats) error {
	if handler.ignoreMetrics.Has(container.DiskUsageMetrics) {
		return nil
	}

	deviceInfo, err := handler.fsInfo.GetDirFsDevice(handler.rootfsStorageDir)
	if err != nil {
		return err
	}

	mi, err := handler.machineInfoFactory.GetMachineInfo()
	if err != nil {
		return err
	}
	var limit uint64 = 0

	// Use capacity as limit.
	for _, fs := range mi.Filesystems {
		if fs.Device == deviceInfo.Device {
			limit = fs.Capacity
			break
		}
	}

	fsStat := info.FsStats{Device: deviceInfo.Device, Limit: limit}

	usage := handler.fsHandler.Usage()
	fsStat.BaseUsage = usage.BaseUsageBytes
	fsStat.Usage = usage.TotalUsageBytes
	fsStat.Inodes = usage.InodeUsage

	stats.Filesystem = append(stats.Filesystem, fsStat)

	return nil
}
Ejemplo n.º 2
0
func (self *dockerContainerHandler) getFsStats(stats *info.ContainerStats) error {
	if self.ignoreMetrics.Has(container.DiskUsageMetrics) {
		return nil
	}
	var device string
	switch self.storageDriver {
	case devicemapperStorageDriver:
		// Device has to be the pool name to correlate with the device name as
		// set in the machine info filesystems.
		device = self.poolName
	case aufsStorageDriver, overlayStorageDriver, zfsStorageDriver:
		deviceInfo, err := self.fsInfo.GetDirFsDevice(self.rootfsStorageDir)
		if err != nil {
			return fmt.Errorf("unable to determine device info for dir: %v: %v", self.rootfsStorageDir, err)
		}
		device = deviceInfo.Device
	default:
		return nil
	}

	mi, err := self.machineInfoFactory.GetMachineInfo()
	if err != nil {
		return err
	}

	var (
		limit  uint64
		fsType string
	)

	// Docker does not impose any filesystem limits for containers. So use capacity as limit.
	for _, fs := range mi.Filesystems {
		if fs.Device == device {
			limit = fs.Capacity
			fsType = fs.Type
			break
		}
	}

	fsStat := info.FsStats{Device: device, Type: fsType, Limit: limit}
	usage := self.fsHandler.Usage()
	fsStat.BaseUsage = usage.BaseUsageBytes
	fsStat.Usage = usage.TotalUsageBytes
	fsStat.Inodes = usage.InodeUsage

	stats.Filesystem = append(stats.Filesystem, fsStat)

	return nil
}