[iyonix-support] Re: Lazy Task Swapping on Iyonix/RISC OS 5.11

On 23 Jun 2006, Paul Vigay wrote:
> In article <112c9b3b4e.rogerarm@xxxxxxxxxxxxxxxxxxx>,
>    Roger Darlington <rogerarm@xxxxxxxxxx> wrote:
>> Are you, as instructed, using them intensively, one after the other,
>> in the following fashion? :
> 
>> Drag a directory of (large) Jpegs to Variations.
>> REPEAT
>> a) Double-click on a thumbnail image to display it as large as
>> possible but in a window.
>> b) Write some text (gibberish is good enough) in OvPro
>> UNTIL (a line of pixels appears). [usually within 10 mins, maybe just
>> 3 mins]
> 
> Oooooh!!!!!!
> 
> Success (if that's your definition of success...hehe). I can confirm that
> this sequence of events does indeed make the line of pixels occur (which
> was followed by Variations crashing about 2 minutes later!).

Hurray! I was beginning to think I was all alone on this.

> 
> Excellent. That looks like progress to me, as it's not occurred on this
> machine for about 10 days now. I've just turned off LTS and I'm still using
> the machine to type this email - so it seems stable enough, and the
> backdrop image was restored perfectly when I turned off LTS.
> 
> Anyway, back to business. I grabbed the section of screen around the
> corruption using Paint. Examining it, revealed it looked like OvationPro
> memory.

In another instance, I have an example where it is Variations memory 
in the pixels. Part of the EXIF info and filename of a jpeg thumbnail.
> 
> I then grabbed OvationPro using Zap's Create->Read memory.... facility and
> searched through the data. Lo-and-behold I've located an exact match. Que
> screenshot 2 (corrupted pixels in window on left, OvationPro memory space
> in window on right).

Great. That's wonderful. But what can it all mean?

> 
> I've uploaded both these two screenshots to my LTS test page at
> http://www.vigay.com/tests/iyonixLTS.html
> 
> pv1.zip is the first one (ie. grab of screen)
> pv2.zip is the large screenshot showing the memory comparisons.
> 
> It does indeed look reproducible as Roger says.

I've been saying so for some months, but up till now, it doesn't look 
like anyone else has actually tried in the way I described a few 
months back.

Well done.
Thanks for persevering.

> 
> Hope this helps.

I'm sure it will help someone.


-- 

Cheers
Roger

Bury Walkers      http://burywalkers.members.beeb.net/
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