Haven't heard of it....<br>I'm going to check it out for sure!<br><br>Thanks for the tip, Tomeu!<br><br><div class="gmail_quote">On Fri, Dec 11, 2009 at 11:15 AM, Tomeu Vizoso <span dir="ltr"><<a href="mailto:tomeu@sugarlabs.org">tomeu@sugarlabs.org</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"><div class="im">On Tue, Dec 8, 2009 at 15:05, Emiliano Pastorino<br>
<<a href="mailto:epastorino@plan.ceibal.edu.uy">epastorino@plan.ceibal.edu.uy</a>> wrote:<br>
> Thanks for all your replies.<br>
> I'll show you the results when we're done.<br>
><br>
>> What's most important to the user is probably going to be the latency<br>
>> (pointer "sluggishness", UI reaction time), though, and I don't have an<br>
>> idea how to test that (still keeping in mind that it needs to be<br>
>> comparable and repeatable).<br>
><br>
> Agree.<br>
> So long, we've seen that you can be running 15 activities (and more, but<br>
> that won't make much sense) simultaneously and UI reaction time "seems" to<br>
> be the same, while an XO with no swapping always crashes with 4 or 5<br>
> activities running at the same time.<br>
<br>
</div>Btw, have you considered using compcache? It may have tradeoffs<br>
interesting to you. Martin Dengler (added to CC) has run it quite<br>
intensively on the XO.<br>
<br>
Regards,<br>
<br>
Tomeu<br>
<div><div></div><div class="h5"><br>
> I'll speak to my boss and see if these subjective results are acceptable...<br>
><br>
> btw, right now I'm using a Verbatim SDHC 4GB C6 card, but I'll be trying<br>
> more flavours<br>
><br>
> On Tue, Dec 8, 2009 at 9:10 AM, Neil Graham <<a href="mailto:Lerc@screamingduck.com">Lerc@screamingduck.com</a>> wrote:<br>
>><br>
>> On Tue, 2009-12-08 at 10:18 +0100, Sascha Silbe wrote:<br>
>> > > I don't think it's terribly useful to test memory consuming<br>
>> > > non-interactive tasks.<br>
>> > The problem is that the only way to get _comparable_, _repeatable_<br>
>> > numbers is to make the test non-interactive.<br>
>> Yup, but that's looking where you didn't drop your contact lens because<br>
>> the light is better over here.<br>
>><br>
>> > What's most important to the user is probably going to be the latency<br>
>> > (pointer "sluggishness", UI reaction time), though, and I don't have an<br>
>> > idea how to test that (still keeping in mind that it needs to be<br>
>> > comparable and repeatable).<br>
>> Simply cannot be done, User interfaces are inherently based around,<br>
>> well, interfacing with the user. The user is a component of the system.<br>
>> You could have a bot that does some automated clicking but you run the<br>
>> risk of ignoring exactly the data that would be relevant.<br>
>><br>
>> The behaviour of the user will change with he speed of the system,<br>
>> sometimes that change will significantly change the speed of the system.<br>
>><br>
>> An example is the user triggering an operation twice because the system<br>
>> took too long to demonstrate it was responding to the first one. Even<br>
>> if the double action is handled gracefully, it makes extra work to<br>
>> figure out what to do.<br>
>><br>
>> When my daughter was younger she would just keep on clicking on supertux<br>
>> until it appeared, bringing the system to a standstill while it launched<br>
>> 20 copies.<br>
>><br>
>><br>
>><br>
>><br>
>> _______________________________________________<br>
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>> <a href="http://lists.laptop.org/listinfo/devel" target="_blank">http://lists.laptop.org/listinfo/devel</a><br>
><br>
><br>
><br>
> --<br>
> Ing. Emiliano Pastorino<br>
> LATU - Plan Ceibal<br>
> Av. Italia 6201 CP: 11500, Montevideo, Uruguay<br>
> Tel: (598 2) 601 5773 int.: 213<br>
><br>
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><br>
><br>
<br>
<br>
<br>
--<br>
</div></div>«Sugar Labs is anyone who participates in improving and using Sugar.<br>
What Sugar Labs does is determined by the participants.» - David<br>
Farning<br>
</blockquote></div><br><br clear="all"><br>-- <br>Ing. Emiliano Pastorino<br>LATU - Plan Ceibal<br>Av. Italia 6201 CP: 11500, Montevideo, Uruguay<br>Tel: (598 2) 601 5773 int.: 213<br>