On 10/30/21 7:36 AM, ael via Dng wrote:
> On Thu, Oct 28, 2021 at 12:36:19PM -0400, Ken Dibble wrote:
>> A couple of oddities.
>>
>>
>> The uas driver does not like the JMicron Sata/USB 3 bridge.
>>
>> Bus 004 Device 003: ID 152d:0578 JMicron Technology Corp. / JMicron USA
>> Technology Corp. JMS567 SATA 6Gb/s bridge
>
> Works here on debian testing:
> # lsusb -s 004:002
> Bus 004 Device 002: ID 152d:0567 JMicron Technology Corp. / JMicron USA
> Technology Corp. JMS567 SATA 6Gb/s bridge
>
> # lsmod |grep uas
> uas 32768 1
> usb_storage 81920 1 uas
> usbcore 331776 8 xhci_hcd,ehci_pci,usb_storage,uvcvideo,ehci_hcd,btusb,xhci_pci,uas
> scsi_mod 262144 6 sd_mod,usb_storage,uas,libata,sg,sr_mod
>
> # uname -srvm
> Linux 5.14.0-2-amd64 #1 SMP Debian 5.14.9-2 (2021-10-03) x86_64
>
Well, it kind of works on chimaera, but the i/o is limited to 6MB/s.
Blacklisting it results in full speed 140MB/s +-.
Are you getting normal i/o speeds?
Thanks
Ken