Message boards : Graphics cards (GPUs) : Recent slower application
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A very frequent checkpointing set in the boinc user preference will slow down the application (even by 50% more). New application version will fix this. | |
ID: 1561 | Rating: 0 | rate: / Reply Quote | |
A very frequent checkpointing set in the boinc user preference will slow down the application (even by 50% more). New application version will fix this. Fixed by version 6.34 for Linux. GDF | |
ID: 1562 | Rating: 0 | rate: / Reply Quote | |
Hi | |
ID: 1563 | Rating: 0 | rate: / Reply Quote | |
Hi It's in Advanced, Preferences, Disk and Memory usage. "Write to disk at most every" xx "seconds" Mine is set to 60 seconds. How often is "frequent checkpointing" that causes the slowdown? ____________ Down with the Kredit Kops!!! | |
ID: 1564 | Rating: 0 | rate: / Reply Quote | |
Ah, thanks UBT - NaRyan, mine is set to 60 sec too | |
ID: 1566 | Rating: 0 | rate: / Reply Quote | |
I beleive 60 is the default. I had mine bumped up to 300s/5m or 600s/10m depending on my venue. Been that way for a year or more. I've noticed no ill effects with using this time with any project, except to note, if you turn off computer or boinc when any app restarts you loose up to that much time depending on when the last checkpoint was, whereas with 60s you loose only 1 minute, if app checkpoints per preferences that is. But shutdowns happen not that much so it is a good compromise to save on disk writes and/or speed up app processing. | |
ID: 1589 | Rating: 0 | rate: / Reply Quote | |
I've noticed an increase of time to process work between 6.28 and 6.29. 6.29 is taking another 10,000s/2.75h or so. We still get exact same credit so I'm guessing something has slowed down the app processing, but it appears across all 3 of my hosts so I doubt it is something I have changed as any changes on my end are usually not across all 3. Is this the checkpoint issue ?I've seen the same increase in processing time on Linux with apps 6.33 & 6.34, 8800GT ~45k -> ~57k seconds 8800GS ~49k -> ~78k seconds | |
ID: 1590 | Rating: 0 | rate: / Reply Quote | |
Yeah noticing the same slow down here on Linux also. | |
ID: 1591 | Rating: 0 | rate: / Reply Quote | |
Hi, my first work unit with the new App is done, and I would like to have the old one back, please... | |
ID: 1593 | Rating: 0 | rate: / Reply Quote | |
Hi, my first work unit with the new App is done, and I would like to have the old one back, please... Would be nice, as an increase from 11 hours 45 minutes, to just over 15 hours (for me), ain't nice from an app that was supposed to have sped things up (with checkpointing) And I still cannot get a workunit to run for more than a few seconds on my Win XP x64 system, since the new windows app was released..... All fail with the same error: 3 (0x3) "<core_client_version>6.3.8</core_client_version> <![CDATA[ <message> The system cannot find the path specified. (0x3) - exit code 3 (0x3) </message> <stderr_txt> # Device 0: "GeForce 8800 GTX"; Clock rate: 1350000 kilohertz MDIO ERROR: cannot open file "restart.coor" Cuda error: Kernel [kick_drift_kernel] failed in file 'step.cu' in line 48 : the launch timed out and was terminated. Assertion failed: 0, file step.cu, line 48 This application has requested the Runtime to terminate it in an unusual way. Please contact the application's support team for more information. </stderr_txt> ]]>" ____________ Down with the Kredit Kops!!! | |
ID: 1597 | Rating: 0 | rate: / Reply Quote | |
Clearly, the problem was not just checkpointing. Even my machine is slower. I know at least a couple of things that we have changed that could slow it down, but if it is the extra debugging code, you need to stand it for a little while. | |
ID: 1602 | Rating: 0 | rate: / Reply Quote | |
Hi, my first work unit with the new App is done, and I would like to have the old one back, please... i get the same error. i use drivers 177.35 with boinc 6.3.8 on win xp 32b. | |
ID: 1604 | Rating: 0 | rate: / Reply Quote | |
Good news, the slowness problem is not in the debugging code but a flag left on while debugging which should not be on. | |
ID: 1611 | Rating: 0 | rate: / Reply Quote | |
Very good, I'm really looking forward to that release :-D | |
ID: 1612 | Rating: 0 | rate: / Reply Quote | |
Very good, I'm really looking forward to that release :-D Application 6.37 out. I expect that once we upload also the new Windows application, Linux and Windows will have the same speed. It may be convenient to abort new wu which you have already if they start with the old application. gdf | |
ID: 1613 | Rating: 0 | rate: / Reply Quote | |
Application 6.37 out. I expect that once we upload also the new Windows application, Linux and Windows will have the same speed. It may be convenient to abort new wu which you have already if they start with the old application. The computer that has the 8800GTX and is running Linux is now crashing with in a few seconds. Always with the error "<core_client_version>6.3.8</core_client_version> <![CDATA[ <message> process exited with code 1 (0x1, -255) </message> <stderr_txt> # Using CUDA device 0 # Device 0: "GeForce 8800 GTX" # Clock rate: 1350000 kilohertz Cuda error: Kernel [reduce4_kernel] failed in file 'reduction.cu' in line 123 : the launch timed out and was terminated. </stderr_txt> ]]>" That's using the 173.14.12 drivers (installed using Envy), I have them installed on the system that has the 2 8800GT's in it and it is working fine (on 1 card for the moment) I see that driver 177.67 is listed on the Nvidia get cuda page for linux x64, should I try them instead? ____________ Down with the Kredit Kops!!! | |
ID: 1635 | Rating: 0 | rate: / Reply Quote | |
Application 6.37 out. 6.37 is still slow for me :( | |
ID: 1639 | Rating: 0 | rate: / Reply Quote | |
http://www.ps3grid.net/show_user.php?userid=5044 | |
ID: 1641 | Rating: 0 | rate: / Reply Quote | |
Application 6.37 out. Weird 6.37 is back to normal speed for me. 6.34 took around 54,434.09 Seconds 6.37 took 42,579.39 Seconds ____________ Down with the Kredit Kops!!! | |
ID: 1646 | Rating: 0 | rate: / Reply Quote | |
Message boards : Graphics cards (GPUs) : Recent slower application