Ensure your host machine has at least 3072 MB of RAM allocated to the VM and that KVM hardware acceleration is enabled in your BIOS/Settings.
: You must create a specifically named folder (e.g., xrv9k-fullk9-6.1.3 ) in the /opt/unetlab/addons/qemu/ path. iosxrvk9demo613qcow2 exclusive
| Issue | Solution | |-------|----------| | %IOSXR-3-PLATFORM: NVRAM corruption | Use disk0: for persistent config, not harddisk: | | QEMU 6.2+ migration breaks | Pin to QEMU 5.2 or use -cpu host,-kvm_pv_unhalt | | No second VM on same bridge | Create dedicated bridge br1 + macvtap for exclusive use | Ensure your host machine has at least 3072