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Re: Bug#648386: Resolution of "USB driver does not use EHCI (USB 2.0) after detecting it in Debian 6.0.2.1..."...



reassign 648386 linux-2.6
thanks

On Nov 11, "yekta.gursel" <yekta.gursel@att.net> wrote:

Looks like a kernel issue.

> I have determined that the USB connection and USB storage drivers in Debian 6.0.2.1 with a USB 2.0 enabled, 
> single chip, dual processor (3.0 GHz) motherboard (MSI MS-7108) with 2 GB of RAM is about 18 to 20 times
> slower in moving large amounts of data (60 +GB, two complete Debian distributions together) from the internal hard
> disks to an external USB connected drive than those in Microsoft Corporation's Microsoft Windows Vista Home
> Premium with the same external USB connected drive, on a single chip, single processor (2.4 GHz) motherboard
> with 1.5 GB of RAM with a PCI USB 2.0 adapter card.

> Output from "usb-devices" in Debian 6.0.2.1:  Note that USB 2.0 is assigned to the external USB storage (EHCI),
> but the USB speed is left at 12 M (USB 1.1, UHCI).

-- 
ciao,
Marco

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