Description of problem:

    when i using the libvirt client on windows7 to connect libvirtd on rhev5.5
   of course , i do some call to get vm information and data, but i found number of handle my the simple test is increase limitless .
      
     i using the virsh tool in windows, when i execute a command , the number of handle increase limitless also 


Version-Release number of selected component (if applicable):
  client libvirt 0.8.4
the version of libvirt using by   libvirtd on rhev5.5 is  0.9.0

How reproducible:


Steps to Reproduce:
1.intall  libvirt client in win7
2. run my simple test
3. the number of handle create by my text.exe increase limitless
4. i watch the number of handle using windows task manager tool
5. the number of handle large than 1m

Actual results:


Expected results:


Additional info: