As part of the upgrade the 2 images are copied from the active supervisor, the one the box is currently operating on, to the backup supervisor. What this message is saying is that the standby supervisor does not have enough free storage to hold both images.
Issue this command to see what supervisor you are on.
Look for the module with the status of Standby.
Then issue this command to attach to it.
attach module x (x is the number of the module).
The prompt should show (standby) in it at this point.
Now you can issue this command to see the files on the bootflash:
Erase any old images with the command
Once completed, issue the 'exit' command to return to the active supervisor, and attempt the upgrade again.
Introduction This article will help you understand the steps on how to
download the UCS licenses from the Cisco Systems website and then
installing it on the UCS. The redacted (blue lines) just covers up
certain numbers for privacy please do not take them...
Introduction This article will help you understand and educate the
customer on how to clear their "expired licenses"
(license-graceperiod-expired) from their UCS-M. If a customer just
purchased a license and needs a step by step guide on how to download
Introduction Prepositioning is a powerful tools on the WAAS platform but
it is not always easy to figure out why your jobs are failing when
trying to retrieve the files.Here is a method that should help you to
figure out the reason why they are not succes...