5/30/2023 0 Comments Windows 10 virtualbox slow![]() Please let me know what additional information is required to resolve this issue. Give it 64MB at least, and 128MB if you can. The default settings in VirtualBox for guests are pretty low. Check you have given it enough video memory. Strangely enough, the issue goes away when I *uninstall* Guest Additions but with GA uninstalled, my host Graphics Adapter is not recognized and the CentOS 7 guests revert to 1024x768 resolution making them difficult to work with. Run /usr/lib/nux/unitysupporttest -p from the terminal and note whether the last line shows Unity 3D supported: yes. ![]() I am using Version 5.2.18 r124319 (Qt5.6.2) on Windows 10 Professional (also completely up-to-date).īoth CentOS 7 guests have the corresponding version of Guest Additions installed in them. a key press can take 20-25 seconds to register. I presume that the cause of this is related to a VirtualBox setting, but perhaps the laptop is just too old. After the Upgrade I replaced the core2duo,+nx part with 'host' and added also. I tried with kvmoff but that gave an error, and without -enable-kvm it was all just very slow. Ask Question Asked 2 years, 2 months ago. Opening up a PC setting page causes a hang for a few minutes, even typing this text has a slight delay on it because of the CPU usage. KVM-Qemu Windows 10 guest VM cant connect to Samba Share. But the issue remains the same with both of them: they are extremely slow to use e.g. Looking in Task Manager in the W10 VM, it's consistently up at 99. Virtualbox Setting > System >Acceleration >Paravirtualization Interface and select KVM instead of 'default'. The other one I rebuilt from scratch today just to be sure. Please do this settings and check if the Virtual Win10 image can boot now. One of the guest is a pre-existing CentOS 7 VM that I've been using for quite a while now. My CentOS 7 VMs are extremely & painfully slow, to the point of being completely unusable. ![]() ![]() I've run into a very strange problem since updating my laptop from Windows 8.1 to Windows 10 Pro:
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