At 06:27 �� 14/4/2002, Tony Firshman wrote:

>Of course, there is fixed QL processing time here as well.
>This means that the actual physical read from RomDisq is, in percentage
>terms, even better.
>In my measurements, I found RomDisq read at 2mbyte per second.
>What is the physical read speed of CF and HD I wonder?

On a QL or on a PC?
The CF readers can go up to 33 Mbps guaranteed and the HDDs well depends on 
the machine :-) Some up to 133Mbps (like the 80gig Maxtor that I have on 
the Aurora :-) Guess how long it took to format all the partitions :-)

>To test, I copied a 1mb file a 100 times to ramdisk.  To ensure slave
>blocks had minimal effect, I loaded first to ram, and then did
>ALCHP(free_memory - 2000) - or some similar value to 2000 until the
>following would run:
>
>FOR j= 1 to 100:COPY_O rom1_file to ram1_file
> >I will provide the list with more "scientific" results once I perform
> >them (soon I hope :-)
>Above method might be a better way - it eliminates the fixed processing
>time.

Okay good idea,
I'll do it and get back to you :-)

Phoebus

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