stack@ubuntu1:~/Downloads$ nova absolute-limits              +--------------------+------+-------+| Name               | Used | Max   |+--------------------+------+-------+| Cores              | 2    | 20    || FloatingIps        | 0    | 10    || ImageMeta          | -    | 128   || Instances          | 2    | 10    || Keypairs           | -    | 100   || Personality        | -    | 5     || Personality Size   | -    | 10240 || RAM                | 128  | 51200 || SecurityGroupRules | -    | 20    || SecurityGroups     | 1    | 10    || Server Meta        | -    | 128   || ServerGroupMembers | -    | 10    || ServerGroups       | 0    | 10    |+--------------------+------+-------+