Subject: Re: USB 2.0 support - problems?
To: Michael van Elst <mlelstv@serpens.de>
From: Wojciech Puchar <wojtek@tensor.3miasto.net>
List: tech-kern
Date: 01/17/2004 14:44:27
>
> With the last change to ehci.c by Chuck Silvers my USB2 disk
> now runs stable.
>
> Version  1.03       ------Sequential Output------ --Sequential Input- --Random-
>                     -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks--
> Machine        Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP  /sec %CP
> pussyfoot        1G 11350  74 10877  16  5212   6 12897  96 15651  23 115.7   2

just a question - is this disk capable only of 10-15MB/s or USB driver
isn't capable to get full speed now?

(or maybe this 480Mbit/s is just pure theory)

>                     ------Sequential Create------ --------Random Create--------
>                     -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete--
>               files  /sec %CP  /sec %CP  /sec %CP  /sec %CP  /sec %CP  /sec %CP
>                  16   280  98 +++++ +++  7053  96   279  97   303  99   720  99
> pussyfoot,1G,11350,74,10877,16,5212,6,12897,96,15651,23,115.7,2,16,280,98,+++++,
> +++,7053,96,279,97,303,99,720,99
>
> --
>                                 Michael van Elst
> Internet: mlelstv@serpens.de
>                                 "A potential Snark may lurk in every tree."
>