Because KVM is the native hypervisor for OpenStack and is widely used in Linux server environments, QCOW2 has become the gold standard for distributing virtual network appliances in cloud-ready formats.
One possible interpretation is that iOSXRVK9Demo613QCow2 exclusive refers to a exclusive demo or beta version of an iOS-related project or software. Perhaps it's a unique build or a customized version of an app, designed for a select group of testers or developers. iosxrvk9demo613qcow2 exclusive
The text refers to a specific virtual disk image file for the Cisco IOS XRv 9000 router. Breakdown of the Filename iosxrvk9 : The product series (Cisco IOS XRv 9000). Because KVM is the native hypervisor for OpenStack
| Platform | exclusive meaning | |----------|---------------------| | | “Exclusive” flag in QEMU VM settings → prevents snapshot corruption by locking the disk image. | | EVE-NG | Exclusive mode = image is not shared across labs; each lab gets its own writable copy. | | Manual QEMU | -drive file=...,locking=exclusive (rare) to force file locking on raw/qcow2. | The text refers to a specific virtual disk