cd /opt/unetlab/addons/qemu/
| Symptom | Possible Cause | Solution | |---------|----------------|----------| | KVM process always at 100% CPU | Missing KVM acceleration | Ensure --accelerate in virt-install or kvm-ok | | Memory leaks after hours | Bug in demo version | Upgrade image or add cron to reboot weekly | | I/O wait high | Slow disk or no cache | Move QCOW2 to SSD; enable cache=none | iosxrvk9demo613qcow2 top
run top_procs (provides cleaner output of IOS XR processes). Usage: cd /opt/unetlab/addons/qemu/ | Symptom | Possible Cause |