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From: Richard Kettlewell <invalid@invalid.invalid>
Newsgroups: comp.os.linux.misc
Subject: Re: F2FS On USB Sticks?
Date: Fri, 21 Mar 2025 19:40:06 +0000
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The Natural Philosopher <tnp@invalid.invalid> writes:
> On 21/03/2025 07:13, c186282 wrote:
>>    Gparted has F2FS as a formatting option ...

https://pages.cs.wisc.edu/~jhe/eurosys17-he.pdf is worth a look.

> I think you are chasing Unicorns here.
>
> SD cards and thumb drives are designed as limited usage cheap storage,
> and no amount of faffing around with filesystems is going to change
> that. At some stage no matter what file system is in operation data
> needs to be (over) written and blocks need to be erased to do it.

You can buy high-endurance devices, aimed at industrial use cases,
dashcams, etc, if you’re prepared to pay for them.

> Professional level SSDs are designed to adapt the writes to extract
> the best out of a limited block erase life, and that's that, and you
> pay for that by using a more conservative memory cell design and
> hanging a lot of smarts in front of it.
>
> Since there is no 1:1 correlation between the sector you think you are
> writing to, and the actual physical RAM on even a thumbdrive, there is
> nothing you can do at the operating system level other than caching
> your writes and doing them in single big chunks in the hope that some
> of them end up in the same erase page, and using the DISCARD function.

For cheap devices agreed. Keep spare in stock, you’ll probably need it.

-- 
https://www.greenend.org.uk/rjk/