DPL-595 Research: Upgrade Ubuntu server versions on FCE from v18.04 to 20.nn

[SujitDey2022]

User story
This is a research story to identify the tasks required to upgrade Ubuntu to 20.nn. The End of Life for v18.04 is 30th April 2023

The primary requirement is captured as part of the #36 ticket which can be converted and split into smaller user-stories.

Who are the primary contacts for this story
e.g. John S (don't include surnames in public repos)

Who is the nominated tester for UAT
e.g. John S (don't include surnames in public repos)

Acceptance criteria
To be considered successful the solution must allow:

• Attached a list of servers that needs an Ubuntu upgrade.
• Trial upgrade of any server to look for issues and downtime(Gatekeeper training upgrade testing done).
• Created list of servers to be upgraded.

Dependencies
This story is blocked by the following dependencies:

• #<issue_no.>
• sanger/#<issue_no.>

References
This story has a non-blocking relationship with:

• DPL-180 [BUG] Upgrade Ubuntu server versions on FCE from v18.04 to 20.nn [C=L, V=3] #36
• DPL-696 Upgrade Ubuntu server versions on UAT and training FCE from v18.04 to 20.nn General-Backlog-Items#284
• DPL-697 Upgrade Ubuntu server versions on production FCE from v18.04 to 20.nn [due 30/04/23] General-Backlog-Items#285

Additional context
Add any other context or screenshots about the feature request here.

[SujitDey2022]

@stevieing @TWJW-SANGER created the research story placeholder for the Ubuntu Server upgrade task.

[Sangeetha-Bheeman]

https://docs.google.com/spreadsheets/d/1JSKk2KD914-_DJFl50ViXHwKnF18pBM_r_G_y5V2FlE/