assert (morDatastore != null);
DatastoreSummary summary = new DatastoreMO(getServiceContext(), morDatastore).getSummary();
long capacity = summary.getCapacity();
long available = summary.getFreeSpace();
Map<String, TemplateProp> tInfo = new HashMap<String, TemplateProp>();
ModifyStoragePoolAnswer answer = new ModifyStoragePoolAnswer(cmd, capacity, available, tInfo);
return answer;
} catch (Throwable e) {
if (e instanceof RemoteException) {
s_logger.warn("Encounter remote exception to vCenter, invalidate VMware session context");
invalidateServiceContext();