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nswint
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Claimed vs Gramted Credit

I have wcg running on Ubuntu 7.10. The machine that I running on is varying in Claimed vs Granted credit on workunits anywhere from 11 - 53% It's only marginal on other clients. Any reason why. I have 2 machines that are near clones of each other

Orion is the one with problems the x.x / x.x is the field with the credit
Pundit is the clone

Result Name Device Name Status Sent Time Time Due /
Return Time CPU Time (hours) Claimed/ Granted BOINC Credit
zb265_ 00039_ 0-- orion In Progress 10/27/2007 17:31:23 11/07/2007 17:31:23 0.00 0.0 / 0.0
dddt0101a0234_ ZINC05486877-0000_ 00_ 0-- orion In Progress 10/27/2007 15:39:01 11/05/2007 15:39:01 0.00 0.0 / 0.0
dddt0101a0233_ ZINC01942131-0000_ 02_ 0-- orion In Progress 10/27/2007 06:29:39 11/05/2007 06:29:39 0.00 0.0 / 0.0
faah2549_ ZINC01591474_ xmd03550_ 01_ 1-- orion In Progress 10/26/2007 20:33:34 11/04/2007 20:33:34 0.00 0.0 / 0.0
dddt0101a0232_ ZINC01922115-0000_ 00_ 1-- orion Pending Validation 10/26/2007 13:18:41 10/27/2007 15:39:01 9.59 65.7 / 0.0
dddt0101a0231_ ZINC01981393-0000_ 02_ 1-- orion Valid 10/26/2007 07:42:48 10/27/2007 15:39:01 9.01 61.7 / 63.9
faah2544_ ZINC04403858_ xmd03500_ 00_ 0-- orion Valid 10/25/2007 19:33:23 10/27/2007 03:59:20 8.12 91.3 / 37.4
faah2544_ ZINC01995995_ xmd03500_ 00_ 0-- orion Valid 10/25/2007 18:13:04 10/26/2007 20:33:34 9.79 113.7 / 62.2
dddt0101a0226_ ZINC05479936-0000_ 01_ 1-- orion Pending Validation 10/25/2007 08:32:45 10/26/2007 07:42:48 6.90 81.0 / 0.0
zb175_ 00019_ 9-- orion Valid 10/25/2007 08:02:34 10/26/2007 13:18:41 11.38 132.1 / 68.8
dddt0101a0226_ ZINC05477955-0000_ 04_ 1-- orion Valid 10/25/2007 04:00:01 10/25/2007 18:13:04 7.46 87.6 / 53.8
dddt0101a0226_ ZINC05477946-0000_ 00_ 0-- orion Valid 10/25/2007 04:00:01 10/25/2007 18:13:04 8.35 98.1 / 59.0
zb019_ 00014_ 17-- orion Valid 10/21/2007 18:48:06 10/23/2007 04:00:03 8.54 102.1 / 84.1
dddt0101a0211_ ZINC05154597-0000_ 02_ 0-- orion Error 10/21/2007 18:45:55 10/21/2007 18:48:06 0.00 0.0 / 0.0
zb005_ 00006_ 2-- orion Valid 10/21/2007 09:21:37 10/21/2007 18:48:06 7.48 92.3 / 84.1



Result Name Device Name Status Sent Time Time Due /
Return Time CPU Time (hours) Claimed/ Granted BOINC Credit
faah2552_ ZINC01707216_ xmd03580_ 03_ 0-- pundit In Progress 10/27/2007 14:20:46 11/05/2007 14:20:46 0.00 0.0 / 0.0
dddt0101a0233_ ZINC01931471-0000_ 04_ 1-- pundit In Progress 10/27/2007 05:57:26 11/05/2007 05:57:26 0.00 0.0 / 0.0
zb221_ 00044_ 16-- pundit In Progress 10/26/2007 16:51:32 11/06/2007 16:51:32 0.00 0.0 / 0.0
zb208_ 00083_ 1-- pundit Valid 10/26/2007 05:39:20 10/27/2007 14:20:46 6.42 83.3 / 68.7
dddt0101a0228_ ZINC05482009-0000_ 04_ 1-- pundit Pending Validation 10/25/2007 17:19:41 10/27/2007 04:44:12 5.04 64.6 / 0.0
zb192_ 00012_ 9-- pundit Valid 10/25/2007 15:36:58 10/26/2007 16:51:32 7.20 91.9 / 79.2
faah2543_ ZINC01657090_ 01_ xmd03490_ 01_ 1-- pundit Valid 10/25/2007 10:32:33 10/26/2007 13:24:08 6.16 78.6 / 68.6
zb174_ 00074_ 16-- pundit In Progress 10/25/2007 07:56:45 11/05/2007 07:56:45 0.00 0.0 / 0.0
dddt0101a0226_ ZINC05477959-0000_ 00_ 1-- pundit Valid 10/25/2007 04:14:04 10/26/2007 01:35:38 5.24 64.7 / 66.6
dddt0101a0225_ ZINC00259324-0000_ 01_ 0-- pundit Valid 10/24/2007 22:05:32 10/25/2007 17:19:41 6.10 77.1 / 45.9
dddt0101a0224_ ZINC05476225-0000_ 05_ 0-- pundit Valid 10/24/2007 18:35:49 10/25/2007 15:36:58 5.35 66.7 / 61.8
zb140_ 00030_ 12-- pundit Pending Validation 10/24/2007 14:52:17 10/25/2007 10:32:33 5.60 69.7 / 0.0
dddt0101a0223_ ZINC02766219-0000_ 02_ 1-- pundit Valid 10/24/2007 11:15:41 10/25/2007 07:56:45 4.59 58.1 / 33.0
zb124_ 00032_ 12-- pundit Valid 10/24/2007 06:58:38 10/24/2007 22:05:32 5.71 69.8 / 61.7
dddt0101a0221_ ZINC05473867-0000_ 02_ 1-- pundit Valid 10/24/2007 04:46:32 10/24/2007 22:05:32 5.76 70.4 / 70.0
[Oct 27, 2007 8:56:07 PM]   Link   Report threatening or abusive post: please login first  Go to top 
Czech Zidane
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Re: Claimed vs Gramted Credit

I dont know why is it but I have some problem with Claimed vs Granted credit too.

Since I started to crunch WUs for Help Conquer Cancer, the project grants me about half of the credit I claim.

The first WU - 123.4 / 60.9
The second - 117.2 / 62.2
The third - 116.0 / 52.9

Why so little of granted credit? sad I want to help in HCC, but if I crunch the WU nearly 20 hours and get credit nearly even as when crunching HPF2 WUs (about 11-12 hrs), that is quite discouraging. It is nice that the project claims over 110 points, but what use is it if only about 60 is granted? sad My computer runs at Maximal Output, so I thing I do what I can, where is the problem, why so much of claimed credit is not granted? sad Do you know, please, anybody?
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[Nov 6, 2007 10:38:02 AM]   Link   Report threatening or abusive post: please login first  Go to top 
Former Member
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Re: Claimed vs Gramted Credit

Computers that routinely overclaim often have memory problems - cache memory in particular. This means that work units take longer to complete than they should, because memory is a bottleneck.

The other possibility is an inaccurate benchmark. Are you using an official BOINC version? Which is it?
[Nov 6, 2007 11:01:07 AM]   Link   Report threatening or abusive post: please login first  Go to top 
Sekerob
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Re: Claimed vs Gramted Credit

@nswint

comparing the early and later claims of orion v pundit, it seems like the former dropped the hourly claim quite a bit. Suggest the benchmarks run later was impeded by other processes on the system. Look thru the stdoudae.txt files to compare the whetstone and dhrystone values. Those summed and divided by about 480 gives the hourly claim, based on the benchmark performance measurement done once every 5 days.

@Chech Zidane, tell us about client version, OS, RAM size CPU. The easiest is to restart BOINC, open the BOINC manager and look at the first 20 lines in the Message log.. Copy / Paste them here.

Some system way overclaim versus what their actual ability is. Also some systems are much better suited for one or the other science, whether them being Floating point or Integer intense and if they have lots or little CPU on-board L1/L2/L3 cache. No telling at this time without some system info data. One PC of mine is very poor at HPF2 for instance, but very good at DDDT. Factors to check in the client_state.xml file are Duration Completion Factor and CPU efficiencies. With BOINCview you can have them all on a nice GUI without having to dabble in files.

Edit: correct typos
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[Edit 1 times, last edit by Sekerob at Nov 6, 2007 11:04:59 AM]
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Czech Zidane
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Re: Claimed vs Granted Credit



This is the message log after restarting BOINC. I was not able to copy-paste it, so I used ScreenShot Wizard :)

The Duration Correction Factor (you said Duration Completion, but in my client_state.xml is nothing like that, only Duration Correction Factor) is <duration_correction_factor>2.338385</duration_correction_factor>

One weird thing is that I checked CPU efficiency and it is <cpu_efficiency>0.705601</cpu_efficiency> although when I checked it last time some weeks earlier (crunching HPF 2) it was about 0.98.

I smell something fishy here, the computer does not work as fast as it should, although in my client preferences it is set for using 100% of the processor time and 50 GB of free HDD space - as much as I could. Will check the preferences at the site too, just for sure.

Thanks for your advices in advance :)
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[Edit 1 times, last edit by Czech Zidane at Nov 6, 2007 11:30:12 AM]
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Sekerob
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Re: Claimed vs Granted Credit

For copy / paste, select message lines and operate "copy selected messages" button in left margin. In the simple view message log, the button is below.

Benchmarks are a momentary performance check, entirely within the CPU in most cases and at near 100% performance unless other process take attention. Even at e.g. 60% profile setting, on wallclock, BOINC still reports the true CPU time used, but if the CPU itself is cycled down due e.g. energy savings or cooling issues, it would take longer to finish a job, again in CPU time. The source of BOINC is also a "?". Some compilers "optimize" the benchmark values.

Given the bugs lingering in 5.10.20, suggest you get the WCG download page version 5.10.22.
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[Nov 6, 2007 11:37:39 AM]   Link   Report threatening or abusive post: please login first  Go to top 
Czech Zidane
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Re: Claimed vs Granted Credit

Thank you very much, I will update to the newest version ASAP :)

I checked the options on the WCG page and "renewed" the Maximum Output Setting (it was set, I set something else, saved, set Maximum Output again, saved),restarted the project in my client and for some weird reason the estimated time of finish for the HCC WU is less than 8 hours although the last four lasted for maybe 17 hours. Will see the real crunching time :)

Thank you once more.

C.Z.

Edit: I returned from my work and realized 6 hours done and 8 hours remaining. The estimated time of finishing shown when starting was wrong, never mind. The CPU efficiency dropped to 0,69 and the Duration Completion Factor dropped from what I posted above to 1,000000000 - is it good or bad? I know that CPU efficiency should be as high as possible, but what about the Duration Factor? The higher the better or 1,000000000 is the best?

Edit2: Tried to upgrade. Downloaded Boinc 5.10.22 from WCG pages. Tried to install. No good. "The feature you are trying to use is on a network resource that is unavailable. Press OK to try again or enter another location where is Boinc.msi" or something like that. The preentered location was something like "C:/WINDOWS/Downloaded instalations....." but no good. No Boinc.msi. After trying to download the instalation file once more and a few new tries to install with no success I gave up and installed 5.10.20 back.

I will try the upgrade at another time, but I dont know what was the error about, I encountered it for the first time.
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[Edit 2 times, last edit by Czech Zidane at Nov 6, 2007 9:48:45 PM]
[Nov 6, 2007 11:46:03 AM]   Link   Report threatening or abusive post: please login first  Go to top 
Czech Zidane
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Re: Claimed vs Granted Credit

The upgrade problem I posted above about is still there and I dont know why. I tried to download the file from WCG pages again and no good, still the problem. Is there any other location for downloading the file or something like that? I dont know why the upgrade always fails, so I am still using 5.10.20.

Edit: Fed up, downloaded 5.10.28 from boinc.berkeley.edu, installed OK and currently trying it. If there would be any problems, I would return to 5.10.20.
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[Edit 1 times, last edit by Czech Zidane at Nov 7, 2007 10:46:33 PM]
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Sgt.Joe
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Re: Claimed vs Granted Credit

I agree with Sekerob. I also have a machine which seems to perform reasonbly well on dddt but not on the cancer project. I am not worried about it but gives about 40% credit on the cancer project vs. about 90% to 100% on the dddt. I am guessing there is a bottleneck somewhere in my hardware. Some hardware is just better suited to some projects than others.

Windows XP sp2
512 meg ram
BOINC 5.4.11
AMD Athlon 2000+

Cheers
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Sgt. Joe
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[Nov 9, 2007 4:19:18 AM]   Link   Report threatening or abusive post: please login first  Go to top 
Sekerob
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Re: Claimed vs Granted Credit

Thank you very much, I will update to the newest version ASAP :)

I checked the options on the WCG page and "renewed" the Maximum Output Setting (it was set, I set something else, saved, set Maximum Output again, saved),restarted the project in my client and for some weird reason the estimated time of finish for the HCC WU is less than 8 hours although the last four lasted for maybe 17 hours. Will see the real crunching time :)

Thank you once more.

C.Z.

Edit: I returned from my work and realized 6 hours done and 8 hours remaining. The estimated time of finishing shown when starting was wrong, never mind. The CPU efficiency dropped to 0,69 and the Duration Completion Factor dropped from what I posted above to 1,000000000 - is it good or bad? I know that CPU efficiency should be as high as possible, but what about the Duration Factor? The higher the better or 1,000000000 is the best?

Edit2: Tried to upgrade. Downloaded Boinc 5.10.22 from WCG pages. Tried to install. No good. "The feature you are trying to use is on a network resource that is unavailable. Press OK to try again or enter another location where is Boinc.msi" or something like that. The preentered location was something like "C:/WINDOWS/Downloaded instalations....." but no good. No Boinc.msi. After trying to download the instalation file once more and a few new tries to install with no success I gave up and installed 5.10.20 back.

I will try the upgrade at another time, but I dont know what was the error about, I encountered it for the first time.


Hi CZ,

It was of course Duration Correction Factor (somewhere i saw reference to "Result Duration Correction Factor"), which ideally runs near 1.000000 and fluctuates whilst actual performance is continuously compared to the benchmark rating. The 2.3 is horrible. The DCF drop to 1.000000 exact is obscure, usually a result of a project reset, but if it went there by itself, it means your box is now working in line with what BOINC thinks it can do. My fastest gives a 0.515 i.e. going much better than the benchmark suggests it can.

Given you managed to get 5.10.28 on, which is now in beta a few weeks, thus promising, not going to delve further in how to fix that install problem. Wonder when u obtained 5.10.20, you took the direct install option from the internet or download first option. Windows/Download Install probably fell victim to a disk cleaning action or something or is plain temp.

In general, if BOINC fetches work whilst not finished with the current job, don't mess with it.
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