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Thread Status: Active Total posts in this thread: 8
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Former Member
Cruncher Joined: May 22, 2018 Post Count: 0 Status: Offline |
This was an odd validation result I had today. The third workunit used no cpu time and claimed no BOINC credit, but the result was validated anyway.
----------------------------------------Workunit Name Status Sent Time Time Due / Return Time CPU Time (hours) Claimed/ Granted BOINC Credit faah0781_ bdb150_ mx1hvj_ 02 Valid 09/12/2006 23:01:09 09/13/2006 14:17:01 11.27 29 / 25 faah0781_ bdb150_ mx1hvj_ 02 Valid 09/12/2006 22:56:13 09/13/2006 06:14:44 3.67 25 / 25 faah0781_ bdb150_ mx1hvj_ 02 Valid 09/12/2006 22:52:36 09/13/2006 15:57:03 0.00 0 / 25 [Edit 1 times, last edit by Former Member at Sep 13, 2006 4:39:09 PM] |
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keithhenry
Ace Cruncher Senile old farts of the world ....uh.....uh..... nevermind Joined: Nov 18, 2004 Post Count: 18667 Status: Offline Project Badges:
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Well, you got the 25 credits as a result of the validation process. That's the middle score. How you can have a valid result with zero CPU is another question and the real question. I've only gotten zero CPU on aborted or errored WUs. From the timestamp, you were the third result so the WU would have been Pending Validation for you for just the time it took the validator to run probably. Do you still see this now if you look at the WU in Results Status? Do the messages in BOINC Manager about when the WU started and finished processing support a zero CPU time run? I just wonder if that's a glitch in the web page data.
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Sekerob
Ace Cruncher Joined: Jul 24, 2005 Post Count: 20043 Status: Offline |
sedgecom needs to identify if it was his or someone else's...suspect latter.
----------------------------------------had one with HPF2......, where 2 got a validation, the 3rd a zero time and zero points....quiried this, never got an answer what that could be, but guess as HPF2 was put on hold (some use the expensive Hiatus word), there was little interest, assuming that HPF2 for all inconclusives and odds will be recrunched. Corrected: The third was an invalid, only 2 valids though.
WCG
----------------------------------------Please help to make the Forums an enjoyable experience for All! [Edit 2 times, last edit by Sekerob at Sep 13, 2006 7:10:44 PM] |
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Former Member
Cruncher Joined: May 22, 2018 Post Count: 0 Status: Offline |
It wasn't my result, it was someone else's workunit in that result that had no claimed credit and no cpu time.
It still shows the same thing when I go in to that result. At least it still shows that I got credit! ![]() |
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keithhenry
Ace Cruncher Senile old farts of the world ....uh.....uh..... nevermind Joined: Nov 18, 2004 Post Count: 18667 Status: Offline Project Badges:
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Okay, I think you have some wierdness worth reporting thru the "Contact Us" link on the WCG home page. You've got a WU where credit was given for it after only two results were returned. That is not the level of "scientific rigor" I expect they want. I'd guess this is one of two things. There were actually three results and the CPU time and Credits Claimed values didn't make it into whatever database this information is stored in. Note that the timestamp is not the same as one of the other two.
----------------------------------------The other thought is that there's a bug in the validator that, in a run AFTER that following the return of the second result, acted as if it had three results, marked the WU valid and issued credit to all three. Now I have to wonder about that third user. Did they still end up crunching that third result? Was this a WU that was pulled back in for some reason and credit was given to those who had already crunched it? I know very little about what goes on behind the scenes with the validators so I wouldn't be at all surprised if the answer is altogther something different. Which takes me back to my first sentence. |
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Former Member
Cruncher Joined: May 22, 2018 Post Count: 0 Status: Offline |
Normally, this could only happen by the client misreporting the time.
It could be an alpha client or other unsupported client. Still, worth looking into. |
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Former Member
Cruncher Joined: May 22, 2018 Post Count: 0 Status: Offline |
It could be a Win95/98/Me box perhaps - the timer thread in BOINC applications has a habit of not starting on those platforms, resulting in 0 CPU time being reported even though the WU ran as normal.
There is a workaround used by some projects - I don't know if WGC uses it. |
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knreed
Former World Community Grid Tech Joined: Nov 8, 2004 Post Count: 4504 Status: Offline Project Badges:
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Quick note to everyone - we have looked at this and the results being returned by the client are correct and complete. The only thing going on wrong is that this computer is claiming no points and no runtime.
The science is being done correctly. |
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