The identifier vqfx202r110reqemuqcow2 refers to a specific Juniper vQFX Routing Engine (RE) virtual disk image. Specifically, it indicates version hypervisor (
--import flag tells KVM to boot directly from the existing QCOW2 image.virtio for the network model to reduce emulation overhead.--network network=default for management, plus others for data plane).If you’ve been hunting for vqfx202r110reqemuqcow2.qcow2 , you likely already know that Juniper’s vQFX is one of the most powerful ways to simulate high-performance switching. However, unlike a simple Junos router, the vQFX is a "two-headed" beast. vqfx202r110reqemuqcow2 top
Below, we will cover why this matters, how to deploy the image, and how to interpret the top output to ensure peak performance. The --import flag tells KVM to boot directly
A: The vQFX control plane runs FreeBSD, and top calculates many stats. Use top -d 3 to set a longer delay. If you’ve been hunting for vqfx202r110reqemuqcow2