[ale] Determining USB transfer speed

Calvin Harrigan charriglists at bellsouth.net
Sun Mar 20 09:01:03 EST 2005


John Wells wrote:

>Guys,
>
>Just bought a USB 2.0 capable usb drive enclosure.  I've mounted it on Ubuntu
>and am successfully tranferring files, but it seems dog slow.  I suspect the
>drive is defaulting to  usb 1.1 instead of 2.0, and thus not getting the
>performance it should.  How can I verify this?  Any tools that will display
>this information?
>
>Thanks!
>John
>_______________________________________________
>Ale mailing list
>Ale at ale.org
>http://www.ale.org/mailman/listinfo/ale
>
>  
>
If your kernel is modular, make sure that you have the 'ehci-hcd' module 
loaded.  If not make sure that you have the support enabled in the 
kernel either built in or  a module.

Calvin



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