[Coco] CoCoSDC performance issue - can someone try this from OS-9?

Allen Huffman alsplace at pobox.com
Sun Feb 1 02:26:03 EST 2015


Update: I am also seeing long delays when trying to save out a tiny BASIC09 program. I think it may just be RBF being slow on a full hard drive. I have nearly 128MB of stuff on this drive, so perhaps RBF just has to do lots of digging to find a spot.

I will defrag and see what happens.

		— Allen

> On Jan 31, 2015, at 10:38 PM, Allen Huffman <alsplace at pobox.com> wrote:
> 
> I have done a full low level format of my 8GB Sandisk SD card (using the sdformatter tool) and put my .DSK images back on it.
> 
> I boot in to OS-9, and do the following:
> 
> ded os9boot — edit os9boot
> L d0 — link to d0 module inside
> O /dd/test — open /dd/test file for output
> A — append displayed sector to the file
> C — close the file
> Q — quit
> 
> At the “A”, the SDC light blinks for almost 30 seconds before it returns control. I thought maybe there was some weird fragmentation or something going on, so I did the SD format/copy to get it all cleaned back up. Same issue.
> 
> Doing it to “/r0/test” is immediate.
> 
> Can someone give these steps a try on theirs and see what you get?





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