Well, you now have Fossapup64 frugally installed with even a SaveFile using only 471 Mbs. It can do pretty much what Ubuntu Focal Fossa does. Focal Fossa requires a minimum partition of 8.6 Gbs with 25 Gbs being recommended. https://help.ubuntu.com/community/Insta ... quirements. A little bit of history will help you understand how that is possible, and especially why it is important to modify how the SaveFile functions. That modification, itself, is easy.
Way back in the 'Dark Ages*' Puppy was originally created to run on a Windows computer from a CD. What it did was access the CD, copy some files into RAM, and thereafter continue to access the CD when necessary. It didn't have to write to the computer's hard-drive at all. It just used the computer's RAM and the hardware relating to monitor, keyboards, wifi etc.. That's exactly what a Frugal install continues to do. The only difference is that Puppy's system files have been relocated to your hard-drive rather than having to access them from a CD/DVD.
To preserve changes --settings, customizations, new applications-- those have to be written someplace. [Many Puppys can still be run from a CD/DVD writing such changes back to it. But I'm not sure about Fossapup64].
When USB-Keys became inexpensive and popular, booting from them rather than from a CD/DVD became possible. At that time, however, there was some concern that after a certain number of 'writes to' a USB-Key it would 'burn out'. I think the estimate was 100,000 which might seem a lot. But most systems are constructed to write immediately. Type the word 'word' and you've used 4 writes. A 500 word letter is estimated to involve 2,500 writes. It's not the number of letters which matter; its the number of times the USB-Key has to be accessed.
What Barry Kauler --the creator of Puppy Linux-- did was devise a system modifying Puppy so that it would keep every change in RAM and only write to the USB-Key on the User's manual demand, at a fixed interval (default 30 minutes) and if the last Save was less than that 30 minute interval 'Ask' on shutdown/reboot. On all Puppys, Menu>System>Puppy Event Manager, Click Save Session tab, opens a GUI that enables you to change the interval and set "Ask at shutdown". But that doesn't work when Puppy is run from what it "knows" is a hard-drive.
Shortly after Barry modified Puppys, someone figured out how to trick them into 'thinking' they were booted from a USB-Key even when they are on a hard-drive. To do that requires editing the arguments used by the boot-loader's configuration file.
I think you used Lick. If so, that configuration file is named lickgrub.cfg. It's just a text file. Having booted into Fossapup you can file-browse to it, Right-Click it and open it in geany or a text-editor.
You'll see a listing something like this:
menuentry 'FossaPup 64' {
search --set=root --file /Fossapup64-9.5-uefi/vmlinuz
linux /Fossapup64-9.5-uefi/vmlinuz pfix=fsck psubdir=Fossapup64-9.5-uefi
initrd /Fossapup64-9.5-uefi/initrd.gz
}
Look at the line beginning with linux. It may have this argument "pmedia=atahd" or say nothing at all about pmedial. Either change that to read or add the argument to read:
pmedia=ataflash.
Save the change.
As previously indicated, you will still have to change the Save interval. It should be '0'/zero=Never. And put a check mark in the 'Ask at shutdown' box. When you reboot, a Save Icon will appear on your desktop enabling you to manually Save whenever you want. At shutdown a GUI will open with two boxes "Save" "No Save". "Save" is highlighted so that all you have to do is press Enter. But the default configuration is "No Save": all you have to do is noting and Puppy will shutdown/reboot in 60 seconds without executing a Save.
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* Dark Ages. You're probably familiar with the concept 'Dog Years' with the Rule of Thumb that every year of a dog's life is analogous to 7 years of a Human's Life. To keep up with new hardware, the new software that will run under it, and the security provisions which try to keep miscreants at bay, a new Linux kernel --think engine-- is published at least once a year, with sometime over 100 minor revisions published until the next new kernel. Every human year is like 10 years in the life of computer technology. 38 years have passed since 1987. Do you have any real understanding of what challenges you ancestor's 380 years ago faced? Consider how disoriented they would be if they were transported to our era. And they were Human, members of the most adaptable species ever. In comparison, computer operating systems are just 'idiots operating at the speed of light'.