- fix for OODT-669 Make Resource Manager work without Ganglia

git-svn-id: https://svn.apache.org/repos/asf/oodt/trunk@1624863 13f79535-47bb-0310-9956-ffa450edef68
- int not float

git-svn-id: https://svn.apache.org/repos/asf/oodt/trunk@1624867 13f79535-47bb-0310-9956-ffa450edef68