Description of problem:
The following DB entities have wrong type:

vds_dynamic:
  cpu_speed_mh : decimal(18,0) => change to int
vds_statistics:
  cpu_idle, cpu_load, cpu_sys, cpu_user decimal(18,0) => change to float
vm_statistics :
  cpu_sys, cpu_user, decimal(18,0) => change to float
  elapsed_time  decimal(18,0) => change to int
vm_interface_statistics :
  rx_rate, tx_rate, rx_drop_ tx_drop decimal(18,0) => change to int
vds_interface_statistics :
  rx_rate, tx_rate, rx_drop_ tx_drop decimal(18,0) => change to int

Version-Release number of selected component (if applicable):


How reproducible:
Always

Steps to Reproduce:
1.
2.
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Actual results:


Expected results:
Change type in DB & BE as described above

Additional info:
Should be targeted for 3.1