Hello Donald,

well, I cannot tell the same here. I still think it must be related to
that usb 1.0 being reported in dmesg

usb0 at ehci0: USB revision 2.0
uhub0 at usb0 "Intel EHCI root hub" rev 2.00/1.00 addr 1
usb1 at ehci1: USB revision 2.0
uhub1 at usb1 "Intel EHCI root hub" rev 2.00/1.00 addr 1
usb2 at uhci0: USB revision 1.0
uhub2 at usb2 "Intel UHCI root hub" rev 1.00/1.00 addr 1
usb3 at uhci1: USB revision 1.0
uhub3 at usb3 "Intel UHCI root hub" rev 1.00/1.00 addr 1
usb4 at uhci2: USB revision 1.0
uhub4 at usb4 "Intel UHCI root hub" rev 1.00/1.00 addr 1
usb5 at uhci3: USB revision 1.0
uhub5 at usb5 "Intel UHCI root hub" rev 1.00/1.00 addr 1
usb6 at uhci4: USB revision 1.0
uhub6 at usb6 "Intel UHCI root hub" rev 1.00/1.00 addr 1
usb7 at uhci5: USB revision 1.0
uhub7 at usb7 "Intel UHCI root hub" rev 1.00/1.00 addr 1

I would like to find out which is the one which is reported as 2.0 and
I only have three USB ports...

anyway, thanks to all of you for your help

T.


2010/1/19 Donald Allen <[email protected]>:
> Sounds like you are already on the right track, courtesy Peter
> Hansteen, so I'll simply support the direction you are going by
> telling you  that I back up my systems (with a home-brew scheme that
> uses a combination of rsync and tar) to 7200 rpm SATA drives in USB
> shoeboxes with ext2 filesystems and have done so for years running
> Linux and for the last 10 months or so running OpenBSD on the same set
> of hardware (an assortment of Thinkpads, a Lenovo workstation, and a
> cheap HP desktop). I've had no performance problems with OpenBSD doing
> backups to these drives and therefore I haven't any measurements to
> quote. But I'd notice it if OpenBSD were a factor of 5 slower; it
> isn't.
>
> /Don Allen
>



--
Pau

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