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

Nick Marentes nickma2 at optusnet.com.au
Sun Feb 1 02:34:58 EST 2015


The SDC reads a FAT32 file system on the SD card. I wonder if this is 
creating the problem with a loaded SD card?

Nick



On 1/02/2015 5:26 PM, Allen Huffman wrote:
> 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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