Migrating from CentOS 6 to Ubuntu 18.04 questions

[Tom H]

On Thu, Jun 18, 2020 at 4:26 PM Karl Auer <kauer at biplane.com.au> wrote:
> On Thu, 2020-06-18 at 09:53 -0400, Robert Heller wrote:


>> Right now my main desktop machine on my home LAN is running CentOS
>> 6, which is nearing its EOL, so I need to think about upgrading to
>> something else.
>>
>> One option is CentOS 7 and another option would be Ubuntu 18.04.
>
> Why not CentOS8? That's the current version.

Why 18.04 and not 20.04?


>> One of the major reasons I have been using CentOS on my home LAN is
>> that CentOS can be installed entirely from local media
>
> True, but for updates you will still need Internet access. Depends
> how current your install medium is.
>>
>> DHCP service (ISC DHCP server)
>> BIND 9 (local DNS server)
>> KVM/QEMU (eg "native" Linux virtualization)
>> libvirt and libvirt-client (specificly, CLI tools for dealing with
>> VMs and the ability to use LVM volumes as disks for VMs)
>
> I've had all that working on 16.04, I doubt it's gone backwards.
>
> RedHat seems to have deprecated virt-manager, make of that what you
> will.

It's not deprecated in CentOS (I no longer have any RHEL boxes to
check there). It's available in the CentOS AppStream repo. It seems to
me that the preferred option is to use Cockpit (system administration
via a web interface) to install a VM via the GUI.