How to use trim command ?,Re: How to use trim command ?
Poul-Henning Kamp
phk at phk.freebsd.dk
Sun Dec 2 07:04:00 UTC 2018
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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
phk at FreeBSD.ORG | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
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