:: Re: [DNG] Chimaera Oddities
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Auteur: Ken Dibble
Datum:  
Aan: dng
Onderwerp: Re: [DNG] Chimaera Oddities
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