How to use trim command ?,Re: How to use trim command ?

[Poul-Henning Kamp]

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In message <CANCZdfrb0gWAhSUAVvs0pBjezWgh3c_kHjriknC02KZF+MVE9A at mail.gmail.com>, Warner Losh writes:

>Erase has become super expensive with QLC nand. And many SSDs are trying to
>use simpler, smaller data structures to implement its LUTs.

They may not have a choice, there are patent-issues in this space.

Still, I would avoid any SSD which has issues in this space for normal
filesystem operations.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
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