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Message 43851 - Posted: 1 Jul 2016 | 12:07:49 UTC

15179788 11654948 189775 30 Jun 2016 | 10:52:11 UTC 1 Jul 2016 | 10:19:27 UTC Erreur en cours de calculs 50,265.21 20,171.65 --- Long runs (8-12 hours on fastest card) v8.48 (cuda65,

I think there are too many units that end in error, plus we not even have the right to points ... I have no problems with Poem in GPU mode, I do not know if I will continue your project ...

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Message 43923 - Posted: 9 Jul 2016 | 13:16:39 UTC - in response to Message 43851.

Based on your words, you care more about points, but not help scientists in their research.
If you use voluntary distributed computing as another counter of "coolness", you probably on wrong site.
If you really care about the outcome of your computation(but not badges and large numbers of points in profile) - read the FAQ, check the requirements of project to hardware, check temperature of your GPU during the computation process, check your GPU not (too) overclocked, reinstall GPU drivers and try again.

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Message 43927 - Posted: 10 Jul 2016 | 15:16:44 UTC - in response to Message 43923.

Points and badges are secondary for me, which displease me this is the units that end up too often in error, especially after 14 hours of calculations ...
My GPUs is not overclocked or software or origin (Titan Asus original edition), the units based GPUs my project for the Poem always end without errors, and the Folding project and also other projects Gpu Boinc.

Les points et les badges sont pour moi secondaires, ce qui me déplais c'est les unités qui finissent un peu trop souvent en erreur, surtout après 14 heures de calculs...
Mon Gpu n'est pas overclocké ni par logiciel ni d'origine (Titan Asus édition d'origine) , les unités calculés par mon Gpu pour le projet Poem finissent toujours sans erreurs, ainsi que le projet Folding et également d'autres projets Gpu de Boinc.

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Message 43931 - Posted: 11 Jul 2016 | 4:01:02 UTC

What is the exact make and model of your GPU?

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Message 43933 - Posted: 11 Jul 2016 | 8:04:53 UTC - in response to Message 43931.

https://www.asus.com/Graphics-Cards/GTXTITAN6GD5/
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Message 43935 - Posted: 11 Jul 2016 | 18:56:04 UTC

Seems like it's getting too hot at 81C. Maybe try keeping the temp down and see if that helps. Afterburner to control fan speeds, perhaps try opening the case as a test. TThrottle will also monitor your temps and you can set limits. Maybe not the most efficient solution time-wise but may save your hardware in a pinch.

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Message 43939 - Posted: 11 Jul 2016 | 22:02:46 UTC - in response to Message 43935.

The nVidia driver handles temperature never exceeds 80 °
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Message 43942 - Posted: 12 Jul 2016 | 7:20:29 UTC - in response to Message 43939.

The latest drivers have a new power setting in Nvidia control panel they used to be "adaptive" "Prefer maximum performance".

They have now added by default "Optimal" which I had a problem with. Try changing power setting in Nvidia control pane "3D settings" from optimal to "Prefer maximum performance" as I think "Optimal" may not be able to deliver in some cases when power use spikes.

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Message 43943 - Posted: 12 Jul 2016 | 8:32:10 UTC - in response to Message 43942.

I am going to try to calculate a unity GpuGrid with "maximum performance", thank you for your answer.
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Message 43945 - Posted: 12 Jul 2016 | 23:25:18 UTC - in response to Message 43943.

The unit still planted before the end, but fortunately has not finished mistake, I think my Titan is now too powerful to just under GPUGrid turn, may be I would return to your project when I would have a Titan Pascal.

L'unité à encore planté avant la fin, mais heureusement n' a pas fini erreur, je crois que ma Titan est maintenant trop peu puissante pour tourner sous GpuGrid, peut être je reviendrais à votre projet lorsque j'aurais une Titan Pascal.
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Message 43949 - Posted: 13 Jul 2016 | 18:21:56 UTC - in response to Message 43945.
Last modified: 13 Jul 2016 | 18:45:38 UTC

Zarck, if your titan is running in double precision mode, turn DP off.
IMO 80C is too hot and that's why people developed tools like MSI Afterburner.
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Message 43950 - Posted: 13 Jul 2016 | 18:31:27 UTC - in response to Message 43949.
Last modified: 13 Jul 2016 | 18:31:36 UTC

Dp is Off.
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Message 43951 - Posted: 13 Jul 2016 | 18:46:16 UTC - in response to Message 43950.

Just checking!
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Message 43954 - Posted: 13 Jul 2016 | 21:54:35 UTC - in response to Message 43951.

I'll try to do a unit with the DP on, the frequency lower, I would be less of a problem, I'll try with a unit if this does not solve my problem, I return to Poem.

Je vais essayer de faire une unité avec le DP en marche, la fréquence baisse, peut être j'aurais moins de problème, je vais essayer avec une unité, si cela ne résout pas mon problème, je retourne à Poem.
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Message 43966 - Posted: 14 Jul 2016 | 23:58:42 UTC - in response to Message 43954.

By activating the DP mode my last GPUGrid unit ended without problem. I'll try to make another without Dp with the new nVidia driver 368.81.

En activant le mode DP ma dernière unité GpuGrid c'est terminée sans problème. Je vais essayer dans faire une autre sans Dp avec le nouveau pilote nVidia 368.81.
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Message 43974 - Posted: 15 Jul 2016 | 12:48:35 UTC - in response to Message 43966.

No problem with the new driver, provided here lasts.

Pas de problème avec le nouveau pilote, pourvu que çà dure.
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Message 43979 - Posted: 16 Jul 2016 | 8:46:53 UTC - in response to Message 43974.

Last unit still in error, I make a last unit and I stop.

15203276 11671119 189775 15 Jul 2016 | 10:36:49 UTC 16 Jul 2016 | 7:36:09 UTC An error during calculation 46,126.12 11,751.56 --- Long runs (8-12 hours on fastest card) v8.48 (cuda65)

Dernière unité encore en erreur, je fais une dernière unité et j'arrête.
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Message 43999 - Posted: 17 Jul 2016 | 16:51:46 UTC - in response to Message 43979.
Last modified: 17 Jul 2016 | 16:53:25 UTC

15205150 11672471 189775 16 Jul 2016 | 22:42:05 UTC 17 Jul 2016 | 16:45:02 UTC Error in calculation 32,285.05 8,542.67 --- Long runs (8-12 hours on fastest card) v8.48 (cuda65)

This the end for me and GPUGRID.
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Message 44000 - Posted: 17 Jul 2016 | 16:57:56 UTC

How are you shutting your computer down? For the tasks that are error'ing out for you, are they interrupted by a Windows Restart or an abrupt power outage?

Also, if you'd be interested in a "GPU stability" test, which could help you assure yourself that your GPU is completely stable, you can contact me via Private Message. I have a PrimeGrid OpenCL local test, that has helped me to dial in my GPU overclocks to be rock solid in every scenario.

If you decide to not investigate any further, I'd understand. I'm just offering to continue helping, regardless :)

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Message 44003 - Posted: 17 Jul 2016 | 22:52:02 UTC - in response to Message 44000.


GPUGrid operates a unit on two ...
I have no problem with Poem Gpu fashion, folding, seti, etc. I am tired of searching or is the problem with GPUGrid, I drop GPUGrid. Thank you for your message.

GpuGrid fonctionne une unité sur deux...
Je n'ai pas de problème en mode Gpu avec Poem, folding, seti, etc, je suis fatigué de chercher ou est le problème avec Gpugrid, je laisse tomber GpuGrid. Merci pour votre message.


15205150 11672471 189775 16 Jul 2016 | 22:42:05 UTC 17 Jul 2016 | 16:45:02 UTC Erreur en cours de calculs 32,285.05 8,542.67 --- Long runs (8-12 hours on fastest card) v8.48 (cuda65)

15204489 11671738 189775 16 Jul 2016 | 8:09:41 UTC 16 Jul 2016 | 23:52:06 UTC Terminé et validé 55,052.20 18,963.94 267,900.00 Long runs (8-12 hours on fastest card) v8.48 (cuda65)
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Message 44004 - Posted: 17 Jul 2016 | 23:23:26 UTC

Okay. Good luck.

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Message 44044 - Posted: 25 Jul 2016 | 22:42:25 UTC - in response to Message 44004.
Last modified: 25 Jul 2016 | 22:45:12 UTC

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Message 44045 - Posted: 25 Jul 2016 | 22:43:49 UTC - in response to Message 44004.

I also had a problem with Collatz Gpu, my problem is corrected Collatz with the solution below, I hope it fix my problem with GPUGrid.

"When it crashes without displaying anything in the log, the problem is usually the C++ runtime. BOINC will send both 32 and 64 bit apps for reasons I won't go into right now, but because of that, you will need to have both the 32-bit and the 64-bit Microsoft C++ runtime installed.".

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Message 44046 - Posted: 26 Jul 2016 | 1:11:13 UTC - in response to Message 44045.
Last modified: 26 Jul 2016 | 1:13:24 UTC

When I install a new partition, I usually install all current versions, of all the runtimes.
My current list is below.

You can download the files from:
https://support.microsoft.com/en-us/kb/2977003
(a good site to bookmark)

Microsoft Visual C++ 2005 Redistributable (x64) - 8.0.61000 - Service Pack 1 MFC Security Update
Microsoft Visual C++ 2005 Redistributable (x86) - 8.0.61001 - Service Pack 1 MFC Security Update
Microsoft Visual C++ 2008 Redistributable (x64) - 9.0.30729.6161 - Service Pack 1 MFC Security Update
Microsoft Visual C++ 2008 Redistributable (x86) - 9.0.30729.6161 - Service Pack 1 MFC Security Update
Microsoft Visual C++ 2010 Redistributable (x64) - 10.0.40219 - Service Pack 1 MFC Security Update
Microsoft Visual C++ 2010 Redistributable (x86) - 10.0.40219 - Service Pack 1 MFC Security Update
Microsoft Visual C++ 2012 Redistributable (x64) - 11.0.61030 - Visual Studio 2012 Update 4
Microsoft Visual C++ 2012 Redistributable (x86) - 11.0.61030 - Visual Studio 2012 Update 4
Microsoft Visual C++ 2013 Redistributable (x64) - 12.0.30501
Microsoft Visual C++ 2013 Redistributable (x86) - 12.0.30501
Microsoft Visual C++ 2015 Redistributable (x64) - 14.0.23026
Microsoft Visual C++ 2015 Redistributable (x86) - 14.0.23026

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Message 44054 - Posted: 27 Jul 2016 | 10:17:44 UTC - in response to Message 44046.

Found both my GPUGrid tasks had failed overnight and the system had restarted. Had to force another restart as my first monitor stopped displaying anything - my first GPU stopped working properly (display went to VGA, despite being connected via a DVI cable).
A 368.22 driver crash report popped up.
When trying to upgrade to 3.0.2.196 (BETA) the Microsoft Visual C++ Runtime Library reported a Runtime Error! – terminated in an unusual way. The NV Beta update would not install. Will try the latest non-beta (368.81).
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Message 44055 - Posted: 27 Jul 2016 | 11:26:33 UTC
Last modified: 27 Jul 2016 | 11:26:58 UTC

GPUGrid still has problems, when an "abrupt unexpected restart" (like a BSOD or a power outage) happens. Basically, after the unexpected restart, when Windows loads, and BOINC loads, sometimes GPUGrid tasks will caused TDRs, BSODs, and can even make other projects' tasks fail as fallout.

What I usually do, when that rarely happens for me, is, as soon as possible after BOINC loads, hit Activity -> Suspend. Then, suspend all projects except GPUGrid, then suspend all tasks except 1, and determine (on a per-GPU-task basis) which ones are good and which ones are bad. Abort the bad ones.

If you believe your driver is somehow corrupted, DDU (Display Driver Uninstaller) works great! You can even run this tool in Normal mode (doesn't require safe mode). Just be sure to create a System Restore point beforehand.

I wish GPUGrid would fix their problems resuming from this scenario, or at least terminate the task gracefully without causing the system to crap itself!

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Message 44056 - Posted: 27 Jul 2016 | 16:16:28 UTC - in response to Message 44055.

GPUGrid still has problems, when an "abrupt unexpected restart" (like a BSOD or a power outage) happens. Basically, after the unexpected restart, when Windows loads, and BOINC loads, sometimes GPUGrid tasks will caused TDRs, BSODs, and can even make other projects' tasks fail as fallout.

Have been meaning to start a thread about this problem. While I almost never see BSODs, we've been having storms and power glitches. Every time the power goes down 17 WUs have about a 50% chance of failing on restart. As you say, it will now and then take out other projects when the GPUGrid WU fails. Whats even worse is that some WUs will appear to restart from the beginning but then will be marked invalid at completion. If you see that one has restarted, abort it as it will most likely just be a waste of time.

I wish GPUGrid would fix their problems resuming from this scenario, or at least terminate the task gracefully without causing the system to crap itself!

If GPUGrid wants to increase their usability, this is the first issue they should fix. Making their application more fault tolerant should be at the top of their priority list. More important than pascal I think...

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Message 44057 - Posted: 27 Jul 2016 | 23:14:14 UTC - in response to Message 44056.

Driver 369.00 available,

https://developer.nvidia.com/opengl-driver

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Message 44058 - Posted: 28 Jul 2016 | 8:45:35 UTC - in response to Message 44056.

GPUGrid still has problems, when an "abrupt unexpected restart" (like a BSOD or a power outage) happens. Basically, after the unexpected restart, when Windows loads, and BOINC loads, sometimes GPUGrid tasks will caused TDRs, BSODs, and can even make other projects' tasks fail as fallout.

Have been meaning to start a thread about this problem. While I almost never see BSODs, we've been having storms and power glitches. Every time the power goes down 17 WUs have about a 50% chance of failing on restart. As you say, it will now and then take out other projects when the GPUGrid WU fails. Whats even worse is that some WUs will appear to restart from the beginning but then will be marked invalid at completion. If you see that one has restarted, abort it as it will most likely just be a waste of time.

I've noticed that the possibility of this error is higher for faster GPUs. Some files used for restarting the calculation get corrupted (filled by zeroes) in the slot folder of the given GPUGrid task. I think the reason for this corruption is that these files are written too frequently when the GPU is fast, so the OS never writes their content to the disk. To overcome this the app should use the non-cached write API call of the OS for these files. The user can disable write-behind caching in the meantime. (Device manager -> Disk drives -> select your BOINC disk (double click) -> Policies tab -> Un-check (both) write caching option -> OK)

I wish GPUGrid would fix their problems resuming from this scenario, or at least terminate the task gracefully without causing the system to crap itself!

If GPUGrid wants to increase their usability, this is the first issue they should fix. Making their application more fault tolerant should be at the top of their priority list. More important than pascal I think...

The need for a new app for the Pascal GPUs is a great opportunity to hit two birds with one stone.

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Message 44059 - Posted: 28 Jul 2016 | 12:06:48 UTC - in response to Message 44058.

I managed to get two units in a row without crashing, provided it lasts.

J'ai réussi a faire deux unités de suite sans plantages, pourvu que cela dure.

15218345 11681924 189775 27 Jul 2016 | 11:20:11 UTC 28 Jul 2016 | 9:21:49 UTC Terminé et validé 53,029.11 18,985.91 267,900.00 Long runs (8-12 hours on fastest card) v8.48 (cuda65)
15216985 11676464 189775 26 Jul 2016 | 10:43:52 UTC 27 Jul 2016 | 11:50:13 UTC Terminé et validé 56,439.90 17,339.16 203,375.00 Long runs (8-12 hours on fastest card) v8.48 (cuda65

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Message 44060 - Posted: 28 Jul 2016 | 12:07:00 UTC - in response to Message 44058.
Last modified: 28 Jul 2016 | 12:07:14 UTC

I managed to get two units in a row without crashing, provided it lasts.

J'ai réussi a faire deux unités de suite sans plantages, pourvu que cela dure.

15218345 11681924 189775 27 Jul 2016 | 11:20:11 UTC 28 Jul 2016 | 9:21:49 UTC Terminé et validé 53,029.11 18,985.91 267,900.00 Long runs (8-12 hours on fastest card) v8.48 (cuda65)
15216985 11676464 189775 26 Jul 2016 | 10:43:52 UTC 27 Jul 2016 | 11:50:13 UTC Terminé et validé 56,439.90 17,339.16 203,375.00 Long runs (8-12 hours on fastest card) v8.48 (cuda65)

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Message 44063 - Posted: 28 Jul 2016 | 23:05:36 UTC - in response to Message 44058.

The need for a new app for the Pascal GPUs is a great opportunity to hit two birds with one stone.


Hopefully, the new app will improve number crunching performance, as well. Maybe, it can be less CPU dependent.




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Message 44064 - Posted: 29 Jul 2016 | 11:55:00 UTC - in response to Message 44063.

Too bad there is not enough units for everyone, I passed on Poem Gpu.

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