I don't have any nvme drives. The SSDs I have are sata.
Thanks for your reply. I ordered another of the same model adapter I
have that works. I'll use it when it arrives.
On 6/2/24 04:13, Stephen Partington via PLUG-discuss wrote:
> The pi4 has a native pcie slot and there are nvme hats that take
> advantage of this to mount nvme drives to this pcie bus.
>
> On Fri, May 31, 2024, 7:50 PM Jim via PLUG-discuss
> <plug-discuss@lists.phxlinux.org> wrote:
>
> I have a Raspberry Pi4 and I've had trouble with some adapters for
> some
> sata ssds I've tried using with it. I have several usb3 adapters that
> don't support uasp. When I try using one, the speeds are slow and
> I get
> lots of errors. I looked this up online and everything I saw
> about it
> said that some usb3 ssd adapters don't support uasp and a system
> trying
> to use it will get slow speeds and lots of errors. Some of the
> stuff I
> read says how to get the manufacturer and model id numbers and put
> them
> in /boot/firmware/cmdline.txt so the system will not try using
> uasp with
> those devices. In the cmdline.txt file on my Pi4, I have the
> following
> at the front of cmdline.txt:
>
> usb-storage-quirks-152d:0578:u (152d:0578 is the manufacturer and
> device numbers for the device in question.)
>
> This is supposed to tell the system not to use uasp on the specified
> device. I tried that, and rebooted the pi, but still have the
> problem.
> The only way I got it working was to plug the second drive into a
> usb2
> port. It's a bit slower, but works.
>
> Here it told how to identify the device and how to modify
> cmdline.txt to
> tell the system not to use uasp with the device
> https://forums.raspberrypi.com/viewtopic.php?t=245931
>
> The cmdline.txt file starts with usb-storage-quirks-152d:0578:u
>
> Typing lsusb identifies the device.
>
> $ lsusb
> Bus 002 Device 002: ID 14b0:0206 StarTech.com Ltd. Vi550 S3 This one
> works. The drive the pi boots from is connected to it.
>
> Bus 001 Device 003: ID 152d:0578 JMicron Technology Corp. /
> JMicron USA
> Technology Corp. JMS578 SATA 6Gb/s This is the one I'm having
> trouble with.
>
> It does not work without lots of errors. I only got it working by
> putting it in a usb2 port. Is there any way to test whether or not a
> device supports uasp?
>
> Thanks for any help you can send my way.
>
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