Storage

Device changes have two scopes: the active QEMU process and the persistent domain definition. State the intended scope before issuing the command. Preflight Attach in both scopes Confirm the guest sees the new block devi

These workflows cover the storage commands operators reach for most often. Create and start a directory pool pool define as Use pool define as to create the pool definition before you build or start it. pool start Use po

Disk format affects allocation, snapshot support, portability, and failure behavior. The filesystem, storage backend, and caching mode matter as much as the filename suffix. Inspect image truth qcow2 supports sparse allo

Libvirt pools abstract where guest disks live. The pool type tells you which backend owns the bytes and which operational failure modes to expect. Common pool types | Type | What it maps to | Operational note | | | | | |