Genesys USB hard disk, 1 MB/s on USB 2.0?

[Palle Girgensohn]

> On Tue, Dec 11, 2007 at 02:51:07PM +0100, Palle Girgensohn wrote:
>> Hi!
>>
>> Fresh install of FreeBSD-6.3RC1 on a reasonalby fresh Dell machine.
>>
>> Hooked up a USB 2.0 hard disk, and I get terrible performance:
>>
>> umass0: Genesyslogic USB Mass Storage Device, rev 2.00/0.33, addr 2
>> da0 at umass-sim0 bus 0 target 0 lun 0
>> da0: <WDC WD25 00JB-55GVC0 0811> Fixed Direct Access SCSI-0 device
>> da0: 1.000MB/s transfers
>> da0: 238475MB (488397168 512 byte sectors: 255H 63S/T 30401C)
>>
>> --
>>
>> # dd if=/dev/da0 of=/dev/null
>> ^C536821+0 records in
>> 536821+0 records out
>> 274852352 bytes transferred in 3249.941272 secs (84571 bytes/sec)
>>
>> --
>>
>> # usbdevs -v
>> Controller /dev/usb0:
>> addr 1: full speed, self powered, config 1, UHCI root hub(0x0000),
>> Intel(0x0000), rev 1.00
>> port 1 addr 2: full speed, self powered, config 1, product
>> 0x0702(0x0702),
>> vendor 0x05e3(0x05e3), rev 0.33
>> port 2 powered
>> Controller /dev/usb1:
>> addr 1: full speed, self powered, config 1, UHCI root hub(0x0000),
>> Intel(0x0000), rev 1.00
>> port 1 powered
>> port 2 powered
>
> There is no high-speed USB controller, just full/low-speed capable.
> Since you claimed your board is reasonable new you likely missed
> compiling ehci controller support into your kernel.

Ah, thanks, I'll check that. It is a vanilla 6.4-RC. I'll check that.

/Palle