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."
>