Hi, did you installed the balloon driver within the Windows VM?
Regards Steffen >>> Nguy?n Tru?ng Son<hunters1...@gmail.com> schrieb am Dienstag, 13. Oktober 2015 um 20:41: > Hi all > > I tried to set the ballooning for Windows guest. > My environment: > - OS: Centos 6.6 > - Libvirt 1.2.14 (build from source) > - Qemu: 2.4.0.1 (build from source) > - VM :Windows 7 with installed virtio driver > > Libvirt xml config contain: > > <memory unit='KiB'>4524288</memory> > <currentMemory unit='KiB'>1524288</currentMemory> > > > <devices> > <memballoon model='virtio'> > <address type='pci' domain='0x0000' bus='0x00' slot='0x02' > function='0x0'/> > <stats period='10'/> > </memballoon> > </devices> > > But the guest actual memory is alway 1524288 (use virsh dommeminfo), > vm view memory is > 4524288 > > And the memory for qemu process is between 1524288 and 4524288. > > I see that ballooning is ok for linux: > > - Acctual memory < 1524288 (ballooning) > > - Current VM memory = 1524288 > > - Max memory for hotplug = 4524288 > > Can some one show me how to run it with Windows guest. > > Thanks > > -- > ************************************** > Nguyễn Trường Sơn > Tin3K50 - Hệ thống thông tin K50 > ĐHBK Hà Nội > Mobile: 0904010635 > Y!M: hunters_1094 -- Klinik-Service Neubrandenburg GmbH Allendestr. 30, 17036 Neubrandenburg Amtsgericht Neubrandenburg, HRB 2457 Geschaeftsfuehrerin: Gudrun Kappich