[ovirt-users] Re: problems testing 4.3.10 to 4.4.8 upgrade SHE

On Fri, Aug 27, 2021 at 4:10 PM Gianluca Cecchi <gianluca.cecchi(a)gmail.com&gt; wrote: I found this link, related to 4.3 to 4.4 for RHV, that seems to somehow confirm the need of a "spare" host.... https://www.frangarcia.me/posts/notes-on-upgrading-rhv-43-to-rhv-44/ I don't know if the author reads the ML. But this goes completely against what seems to be present inside the RHV docs, where, as described in my previous post: " If you decide to use a new host, you must assign a unique name to the new host and then add it to the existing cluster before you begin the upgrade procedure. " And also the oVirt docs that are substantially based on RHV ones: https://www.ovirt.org/documentation/upgrade_guide/index.html#SHE_Upgradin... " When upgrading oVirt Engine, it is recommended that you use one of the existing hosts. If you decide to use a new host, you must assign a unique name to the new host and then add it to the existing cluster before you begin the upgrade procedure. . . . It is recommended that you use one of the existing hosts. If you decide to use a new host, you must assign a unique name to the new host and then add it to the existing cluster before you begin the upgrade procedure. " So I would have in this case the same problem related to wrong fingerprint, or I should be forced to copy fingerprint before scratching the host and reuse it (if supported passing from node in version 7 to node in version 8 of the OS)..... It seems strange this problem didn't arise before... the phrase: " The upgraded host with the 4.4 self-hosted engine reports that HA mode is active,... " lets think that the host name remains consistent with a pre-existing one and as a reinstall is mandatory (7-->8) I don't see how it could work...