Re: VFS: Unable to mount root fs on unknown-block(0,0)

Hi Peter Thanks you so much. I tried to specify corresponding initramfs to QEMU as following qemu-system-x86_64 \ -kernel /boot/vmlinuz-`uname -r` \ -m 4G \ -initrd /boot/initramfs-`uname -r`.img \ -sda centos79.img \ -append "root=/dev/sda console=ttyS0" \ -enable-k

Re: VFS: Unable to mount root fs on unknown-block(0,0)

> On Nov 30, 2023, at 05:08, 泰宇周 wrote: > > Hi Peter > Thanks you so much. > I tried to specify corresponding initramfs to QEMU as following > qemu-system-x86_64 \ >-kernel /boot/vmlinuz-`uname -r` \ > -m 4G \ > -initrd /boot/initramfs-`uname -r`.img \ >-sda centos79.img \ >-append

Export checkpoint/bitmap from image on qcow2

Hi, all I recently started looking into how to create incremental backups using Libvirt+Qemu. I have already found that, since Libvirt 7.6.0, we can use the virDomainBackupBegin API to create incremental backups of live VMs through Libvirt. Using this API we can back up the VM's disks and crea