Update manager on my main machine (AMD 64) has been showing "New Ubuntu release '11.10' is available" for a week or more. But my Acer netbook shows no such message, even though it is configured to offer "normal" releases.
On the netbook, I tried "update-manager -d" and it offered the upgrade. The release notes, however, state that Oneiric is only a release candidate. "Do not install it on production machines."
I upgraded a 32-bit VM to Oneiric through the Update Manager as a production release. Are netbooks a special case, somehow?
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