I am playing a high quality (1080p) video using VLC inside a qemu-kvm virtual machine. The OS on my virtual machine is gentoo and the host OS is Ubuntu.
The video experience is very jerky : the video stops a lot, the verbose mode log has a lot of "PTS is out of range, dropping buffer" and "last picture skipped" messages.
The CPU utilization of the qemu process is nowhere close to 100%. Nor is the disk utilization. ( using Visual inspection of
What else could cause this problem ? What options could I try in vlc to figure out the problem ?