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+# Create
+
+```bash
+sudo virt-install \
+--name Rocky_Linux_Dev \
+--ram 4096 \
+--vcpus 4 \
+--os-type linux \
+--os-variant rhel9-unknown \
+--import \
+--disk path=/mnt/KVM/linux.qcow2,format=qcow2 \
+--network bridge=virbr0,model=virtio \
+--graphics vnc,listen=0.0.0.0
+```
+
+# Info
+
+```bash
+virsh list                   # show running
+virsh list --all             # show all
+virsh domstate Rock_Linux_9  # show single status
+virsh dominfo Rock_Linux_9   # show single settings
+```
+
+# Manage
+
+```bash
+virsh start Rock_Linux_9
+virsh reboot Rock_Linux_9
+virsh shutdown Rock_Linux_9   # soft shutdown
+virsh destroy Rock_Linux_9    # hard shutdown
+virsh suspend Rock_Linux_9
+virsh resume Rock_Linux_9
+virsh save Rock_Linux_9       # save ram to state file
+virsh restore Rock_Linux_9    # load ram from state file
+virsh snapshot-create Rock_Linux_9
+```
+
+# Snapshots
+```bash
+virsh snapshot-create Rock_Linux_9
+virsh snapshot-list Rock_Linux_9
+virsh snapshot-revert Rock_Linux_9
+virsh snapshot-delete Rock_Linux_9
+virsh snapshot-edit Rock_Linux_9    # Edit snapshots for updating filepath
+```
+
+# Permissions
+
+```bash
+sudo chown -R libvirt-qemu:kvm /media/KVM
+sudo chmod 750 /media/KVM
+sudo chmod 640 /media/KVM/linux.qcow2
+```
+
+Options like `noexec`, `nosuid`, or `nodev` that might be restricting access.
+
+```bash
+mount | grep /media
+```
+
+# Convert disk in a new dynamic size disk
+
+```bash
+qemu-img convert -f qcow2 -O qcow2 -o preallocation=off old.qcow2 new.qcow2
+```
+
+# Free up space
+
+```bash
+dd if=/dev/zero of=/zerofile bs=1M
+sync
+rm -f /zerofile
+sync
+shutdown -h now
+```
+
+```bash
+qemu-img convert -O qcow2 /original.qcow2 /compact.qcow2
+```
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