I’m shopping for a new NVMe SSD drive for my laptop and with the second deciding factor being Linux compatibility, I’d looked up the names of specific drives in the source code of Linux and discovered that their controllers have quirks that have to be worked around.

Now, I figured out more or less how quirks affecting one of the controllers impact its functionality under Linux, but there’s another controller that I have a trouble understanding how disabling the aforementioned command limits the functionality of, if at all; therefore I’d like to ask you all, under what circumstances is the command used by a host and can disabling it lower the performance or power efficiency of an impacted controller/drive?

To be clear, the quirk workaround I’m talking a about is NVME_QUIRK_DISABLE_WRITE_ZEROES.

  • penquin
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    9 months ago

    I ain’t rich either. I just don’t think the drive will die in a year or two. I’ve had mine for over a year now and it’s still solid. It might die earlier if you keep distro-hopping with all that erasing and writing you put on it. I’m pretty sure it’ll last a very long time. I also have a laptop from 2018 and it still has the same nvme drive running solid. I remember checking its life with some command in the terminal (don’t remember what it is) and it was at 57%.