period.setHeapUsage(memeryInfo.getHeapUsage());
period.setNoneHeapUsage(memeryInfo.getNonHeapUsage());
period.setMemoryFree(memeryInfo.getFree());
period.setSystemLoadAverage(info.getOs().getSystemLoadAverage());
DiskInfo diskInfo = info.getDisk();
if (diskInfo != null) {
for (DiskVolumeInfo volumeInfo : diskInfo.getDiskVolumes()) {
Disk disk = new Disk(volumeInfo.getId());
disk.setTotal(volumeInfo.getTotal());
disk.setFree(volumeInfo.getFree());
disk.setUsable(volumeInfo.getUsable());