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Posted by Joerg Schilling on 04/08/07 20:16
In article <47aSh.364$%l4.268@newsfe04.lga>, root <NoEMail@home.org> wrote:
>Joerg Schilling <js@cs.tu-berlin.de> wrote:
>>
>>
>>>> Did you run a test with "readcd f=/dev/null" or better:
>>>>
>>>> readcd meshpoints=20
>>>>
>>>
>>>My tests were run using dd.
>>
>> So you ignore miy advise? Why?
>
>I had not used readcd and did not know how to define the device. I
>have since then read about readcd and run your test. The speed
>was identical to that given by dd.
>
>
>For comparison I give you the leading results from readcd when
>applied to two different drives:
>
>First for a BenQ drive which claims 5x read speed for DVD-RAM:
>
>Read speed: 6925 kB/s (CD 39x, DVD 5x).
>Write speed: 2770 kB/s (CD 15x, DVD 2x).
>Capacity: 2236704 Blocks = 4473408 kBytes = 4368 MBytes = 4580 prMB
>Sectorsize: 2048 Bytes
>Copy from SCSI (1000,0,0) disk to file '/dev/null'
Well, do you really believe that I like you to send me
a "header" instead of the output from a read sesion?
dd dies not give useful results, readcd does in case that you let it run.
But you did not let it run....
--
EMail:joerg@schily.isdn.cs.tu-berlin.de (home) Jrg Schilling D-13353 Berlin
js@cs.tu-berlin.de (uni)
schilling@fokus.fraunhofer.de (work) Blog: http://schily.blogspot.com/
URL: http://cdrecord.berlios.de/old/private/ ftp://ftp.berlios.de/pub/schily
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