https://mxlit.com/technologies/debian/Recent content in Debian on Mexicali ITHugoen-usMon, 13 Jul 2026 17:34:03 -0700https://mxlit.com/kb-00094/Mon, 13 Jul 2026 17:34:03 -0700https://mxlit.com/kb-00094/<p>Proxmox&rsquo;s official documentation can cause confusion regarding data loss when migrating from version 8 to 9. It is important to clarify that total data loss on local disks only occurs if a clean install from an ISO file is chosen. If the infrastructure is managed correctly, the major version upgrade should be performed via an <em>in-place upgrade</em> using the Debian package manager.</p> <p>This method updates the base operating system and virtualization environment without modifying or formatting the logical volumes (LVM) or partitions (ext4) where virtual machine disks reside.</p>