What about free...@home? I've heard/seen it runs nicely on older CPUs (P3s and P2s) http://hardforum.com/showthread.php?t=1463198
(I am the OP on that link, btw) 2009/10/28 <[email protected]> > The only problem with weather is that Day 1 feeds Day 2... The > intermediate file is around 1GB (I mean Giga Byte, not Mega Byte). > Reducing the size of the intermediate file also dramatically reduces the > accuracy of the simulation. The CPDN admins have had this discussion with > users that wanted to reduce the size of the tasks that were done on PCs, > and were told that it was not practical. > > Anything done with integers (whole numbers) can be done. However, as was > pointed out, the lifetime of the battery will be severely impacted (a > couple of months rather than a couple of years or useful life). The > lifetime of a single charge is also severely impacted. > > The best opportunities for the cell phones are with the non-CPU intensive > projects. You might get a few users to volunteer for integer intensive > projects, even knowing that it is going to reduce the life expectancy of > their batteries. Floating point intensive projects are pretty much out of > the question. > > jm7 > > > > Petr Hájek > <hajek.p...@gmail > .com> To > Sent by: [email protected] > <boinc_dev-bounce cc > [email protected] > u> Subject > Re: [boinc_dev] BOINC for Mobile > Phones - please test on your Java > 10/28/2009 10:11 phone > AM > > > > > > > > > > I agree. Of course, this is not the right case for mobile phones. I will > not > think about porting the most hardcore and intensive ones... > > Comapring DNA, whole numbers, smaller molecules, ... This is all acceptable > with right dosing. > > Btw. even weather could be ported to phone - every user simply count ONE > day > which should take just a few days :)). > > 2009/10/28, [email protected] <[email protected]>: > > > > Only a very few projects will be able to create smaller tasks. > > > > CPDN tasks cannot be reduced without shovelling about 1GB of data from > the > > device back to the server. > > s...@h tasks are already reduced to the minimum. > > ... > > > > With no FPU, the increase in time is on the order of times 1000. Which > > would mean that the crunch times would have to be reduced by 1000, or the > > deadline would have to be increased by a factor of 1000. s...@h for > example > > would have to increase the deadlines from one month to 100 years. Or the > > data span would have to be reduced from 115 seconds of data to 0.1 > seconds > > of data (the overlap is currently 15 seconds of data). > > > > Integer only projects such as (possibly) prime grid do not suffer from > this > > problem. > > > > Non-CPU intensive projects also do not suffer from the problem. > > > > You should look to those types of projects for possibilities. > > > > > > jm7 > > > > > > > > Petr Hájek > > <hajek.p...@gmail > > .com> > To > > Sent by: [email protected] > > <boinc_dev-bounce > cc > > [email protected] > > u> > Subject > > Re: [boinc_dev] BOINC for Mobile > > Phones - please test on your Java > > > > 10/28/2009 09:57 phone > > AM > > > > > > > > > > > > > > > > > > > > > > OK, for the 3rd time: > > > > "2. There will be absolutely need for different and smaller units so it > may > > be counted in few hours / days on typical phone / PDA" > > > > 2009/10/28, [email protected] <[email protected]>: > > > > > > CPDN has long deadlines because it has correspondingly long crunch > times. > > > An 800 MHz computer with an FPU (and CPDN uses the FPU) takes well in > > > excess of 9 months to crunch the data running 24/7. A 600 MHz device > > with > > > no FPU will not finish within the lifetime of the phone - even running > > > 24/7. > > > > > > Will this always be true? I cannot be certain - ever is an awfully > long > > > time. > > > > > > Deadlines vaguely track crunch times on most projects. Long deadlines > > > usually have correspondingly long > > > > > > jm7 > > > > > > > > > > > > > > > Petr Hájek > > > <hajek.p...@gmail > > > > > > .com> > > To > > > Sent by: [email protected] > > > <boinc_dev-bounce > > cc > > > [email protected] > > > u> > > Subject > > > > > > Re: [boinc_dev] BOINC for Mobile > > > > > > Phones - please test on your > Java > > > > > > 10/28/2009 09:48 phone > > > AM > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > 1. Some projects has LONG deadlines - Climate for example. > > > 2. There will be absolutely need for different and smaller units so it > > may > > > be counted in few hours / days. > > > > > > 2009/10/28, [email protected] <[email protected]>: > > > > > > > > When you are not using the keypad and the phone is not active, the > > > > processor is probably running at about 6 MHz. With no FPU. > > > > > > > > jm7 > > > > > > > > > > > > > > > > "Lynn W. Taylor" > > > > <[email protected]> > > > > Sent by: > > > To > > > > <boinc_dev-bounce Carl Christensen > > > > [email protected] <[email protected]> > > > > u> > > > cc > > > > > > > > [email protected] > > > > > > > > > > > Subject > > > > 10/27/2009 02:54 Re: [boinc_dev] BOINC for > Mobile > > > > PM Phones - please test on your > > Java > > > > phone > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > I keep thinking that there are a lot of cell phones out there, and a > > lot > > > > of untapped potential. > > > > > > > > The one in my pocket (Palm Pre) is running some variant of the ARM > > > > processor at something like 600 MHz, which is a nontrivial amount of > > CPU. > > > > > > > > Palm goofed on the battery (I can go two days, tops), but the rest of > > > > the phone, including WebOS, is pretty cool. > > > > > > > > Cell phones as a group are probably second only to smart cards in the > > > > total number of available clock cycles. > > > > > > > > -- Lynn > > > > > > > > Carl Christensen wrote: > > > > > I don't quite understand the bashing of this guy's mobile project; > > > there > > > > was that "boincoid" a year or two ago which was in vogue, and IMHO > the > > > same > > > > ones bashing the "usefulness" of mobiles are the ones crowing about > how > > > > great GPU's & CUDA & Sony Playstations etc are (completely ignoring > the > > > > fact that 99.99999% of real-world science apps won't run on it). Not > > to > > > > mention that there's all sorts of dubious-benefit computer sciencey > > stuff > > > > out there trying to turn boinc into some god-awful grid mess. so I'm > > > > willing to keep an open mind about it (and GPU's & grids ;-). > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > > boinc_dev mailing list > > > > > [email protected] > > > > > http://lists.ssl.berkeley.edu/mailman/listinfo/boinc_dev > > > > > To unsubscribe, visit the above URL and > > > > > (near bottom of page) enter your email address. > > > > > > > > > _______________________________________________ > > > > boinc_dev mailing list > > > > [email protected] > > > > http://lists.ssl.berkeley.edu/mailman/listinfo/boinc_dev > > > > To unsubscribe, visit the above URL and > > > > (near bottom of page) enter your email address. > > > > > > > > > > > > > > > > _______________________________________________ > > > > boinc_dev mailing list > > > > [email protected] > > > > http://lists.ssl.berkeley.edu/mailman/listinfo/boinc_dev > > > > To unsubscribe, visit the above URL and > > > > (near bottom of page) enter your email address. > > > > > > > > > > > > > > > > -- > > > S Pozdravem > > > Petr Hájek > > > _______________________________________________ > > > boinc_dev mailing list > > > [email protected] > > > http://lists.ssl.berkeley.edu/mailman/listinfo/boinc_dev > > > To unsubscribe, visit the above URL and > > > (near bottom of page) enter your email address. > > > > > > > > > > > > -- > > S Pozdravem > > Petr Hájek > > _______________________________________________ > > boinc_dev mailing list > > [email protected] > > http://lists.ssl.berkeley.edu/mailman/listinfo/boinc_dev > > To unsubscribe, visit the above URL and > > (near bottom of page) enter your email address. > > > > > > > -- > S Pozdravem > Petr Hájek > _______________________________________________ > boinc_dev mailing list > [email protected] > http://lists.ssl.berkeley.edu/mailman/listinfo/boinc_dev > To unsubscribe, visit the above URL and > (near bottom of page) enter your email address. > > _______________________________________________ > boinc_dev mailing list > [email protected] > http://lists.ssl.berkeley.edu/mailman/listinfo/boinc_dev > To unsubscribe, visit the above URL and > (near bottom of page) enter your email address. > -- Tavis Curry Web: http://www.zerodatastress.com _______________________________________________ boinc_dev mailing list [email protected] http://lists.ssl.berkeley.edu/mailman/listinfo/boinc_dev To unsubscribe, visit the above URL and (near bottom of page) enter your email address.
