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From: "Carlos E.R." <robin_listas@es.invalid>
Newsgroups: alt.os.linux
Subject: Re: When I back-up .... Coping my Entire Internal HD to an external HD
Date: Tue, 25 Mar 2025 12:55:08 +0100
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On 2025-03-25 00:20, Lawrence D'Oliveiro wrote:
> On Fri, 21 Mar 2025 11:51:45 +0100, Carlos E.R. wrote:
> 
>> On 2025-03-20 23:01, Lawrence D'Oliveiro wrote:
>>
>>> But SSDs are also built on flash memory technology; do you disable
>>> journalling on those as well?
>>
>> No, they have wear levelling, and an expected lifetime with normal usage
>> patterns that is quite long.
> 
> Fun fact: SSDs at a low level resemble what’s called a “log-structured”
> filesystem. This is what happens when you have a filesystem that is all
> journal, getting rid of the conventional filesystem part altogether.

Interesting.

That could be used to design a different filesystem, perhaps.

-- 
Cheers, Carlos.