Astropulse credit inbalance

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Profile Lord Xander

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Message 812217 - Posted: 26 Sep 2008, 13:41:39 UTC

In essense I happily ran the first 4 astropulse units with curiosity on one of my main pc's only to discover, instead of matching credit given in ordinary units as described in said page about it, it actually gave you allot less, i got 750 credit for a astropulse work unit which took the same cpu time to process as a combined ordinary seti work units would gave gained in excess of 1550 credit min. spread out over a quad core machine with 4 units that a pretty hefty loss of credit.


So from there on after i've not been willing to run them, period, tell me when they fix it, as I refuse to run them until such time until they're actually equal and frankly should give you a bonus for being able to process such a fat unit in reasonable time frame, not give you less then half ordinary units work and call it equal.

Xander
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Profile Aristoteles Doukas
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Message 812225 - Posted: 26 Sep 2008, 14:04:11 UTC

it is just comic situation, we don´t earn money or nothing, not even chicks for free, so let the machine crunch, if we get hurt by doing it, it wont hurt actually.
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Profile Lord Xander

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Message 812249 - Posted: 26 Sep 2008, 14:46:32 UTC

huh... me ne comprede da crudy vou comes to mind.
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1mp0£173
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Message 812342 - Posted: 26 Sep 2008, 18:06:29 UTC - in response to Message 812217.  

Much removed.


So from there on after i've not been willing to run them, period, tell me when they fix it.

Xander

The fix will happen. There is logic on the servers to bring credit for the two applications into parity. It won't be perfect because they're different apps.

It will be discussed here.

In the meantime, those of us crunching AP would appreciate it if you'd set you preferences to favor Multibeam.
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Josef W. Segur
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Message 812370 - Posted: 26 Sep 2008, 19:05:25 UTC - in response to Message 812342.  

Much removed.


So from there on after i've not been willing to run them, period, tell me when they fix it.

Xander

The fix will happen. There is logic on the servers to bring credit for the two applications into parity. It won't be perfect because they're different apps.

It will be discussed here.

That AMD Phenom(tm) 9850 Quad-Core is likely to always earn much less doing astropulse than setiathome_enhanced work. Many posts have noted the AstroPulse application is particularly difficult for AMD systems, so they'll tend to be below the median for which credit rates are being adjusted. I believe the differential is less for setiathome_enhanced.

A concept which has been discussed by the BOINC developers is that the credit system might get accurate enough to help users decide where their systems would be most productive. The server-side credit adjustment here should be in its final range by now, I think the imbalance can be taken as an indication that host will really do more good for the project with AstroPulse work fetch disabled.
                                                                  Joe
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Profile Lord Xander

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Message 812419 - Posted: 26 Sep 2008, 20:50:54 UTC
Last modified: 26 Sep 2008, 21:01:34 UTC

ty to the two sensible replies, might I enquire as to how one sets said preference, I was under the impression choice is not yet provided based on the page i read, and on a quick look of preference settings on my client and on site don't seem to reveal said option?

Additionally its not to surprising that different types of processing works on different core's with varying degree's of success based on the design, nonetheless, taking 3000's worth of credit across 4 cores for one unit per core for those who are in essence trying to help, by trying it is, one might think, a little less then the ideal, especially given I was provided no choice in the actual download of said app's and only concious decision in the matter was not aborting them and can't in my opinion be described as remotely balanced.

If there is a way to turn off astropulse units or at least reduce the number i'm forced to abort, I would certainly appreciate it, my main pc will be back on seti soon been undergoing some repairs in preparation for a future upgrade, and i'll try just one unit me thinks on it as oppose to all four(Intel Core 2 Quad Extreme Edition QX6700 w/c'd pc) but given my main pc is not seti enabled most of the day when I run intensive 3d applications(3d studoi max etc) or at the end of the day (running games and son), giving it only sleep times to run.

In essence my 2nd pc (the AMD 9850 one(running under that mode now)) will be allowed to run up to max, which i've yet to have the opportunity to test so given it will no doubt form the bulk of my seti crunching due to my main being not available for seti more than half the day or more for a while at least until I begin constructing that intel based rack i've been planning, so its performance becomes quite important, so I hope the astropulse can be disabled entirely soon if not already(any word on that?) on a per pc basis as manually aborting files is frankly a waste of both the project's and my time.

thanks in advance

Xander
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Richard Haselgrove Project Donor
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Message 812427 - Posted: 26 Sep 2008, 21:01:48 UTC - in response to Message 812419.  

ty to the two sensible replies, might I enquire as to how one sets said preference, I was under the impression choice is not yet provided based on the page i read, and on a quick look of preference settings on my client and on site don't seem to reveal said option?

It's in the SETI@home preferences for your account on this website. Note that, as well as the default settings, you can define options for up to three additional 'venues' (home, school, work), and assign each of your computers to one of those venues - useful for those with mixed AMD/Intel fleets.
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Profile Lord Xander

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Message 812519 - Posted: 27 Sep 2008, 1:39:04 UTC

tyvm, found it, didnt look hard it enough it seems.

Xander
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Message 812872 - Posted: 28 Sep 2008, 7:34:51 UTC

Yes big credits are nice and they look good for your ego and mine as well. But and this is a big one we are doing it for Science aren't we if so then a little disapointment in the numbers is not a very big deal.

I started to think the numbers were low so why do AP units and selected not to do them. Then I came to the conclusion it is for science and knowledge and not EGO so AP is back on my Boxes again.
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Message boards : Number crunching : Astropulse credit inbalance


 
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