Re: WD Blue 510 SSD and strange write performance

Reply: mike tancsa : "Re: WD Blue 510 SSD and strange write performance"
In reply to: mike tancsa : "WD Blue 510 SSD and strange write performance"
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From: Christian Weisgerber <naddy_at_mips.inka.de>
Date: Mon, 18 Mar 2024 08:59:24 UTC

mike tancsa:

> This might be more of a hardware question than anything, but I noticed the
> drive is fairly fast on initial writes, but dramatically slows down over
> time with a consistent write.

> If I wait for 2min, it seems to be back to normal

Sounds like normal behavior for a drive that runs part of its flash
as a fast cache in SLC mode, the rest as much slower TLC/QLC memory.

-- 
Christian "naddy" Weisgerber                          naddy@mips.inka.de