Running Stock Experiment

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Profile James Sotherden
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Message 1513947 - Posted: 9 May 2014, 5:51:47 UTC

RAC is now 2378 and I have 15 Op app pnedings left on this host

When my pendings are gone I will let this thing settle down and see if the rack stabelizes with in expectations. And then will go to the four cores. And give that a fair test on MB.

I did want to get my GPU involved but Im going to waite on that. I will run AP stock only on 4 cores. And see what happens. Then after a fair test will go to HT AP only stock.

I know that maybe this testing seems stupid. But I need to find out for myself how this works.
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Message 1514884 - Posted: 12 May 2014, 3:50:33 UTC

Starting to see some daylight on pendings on this host
10 pendings left, Though one is an AP that needs a manual fix. And a RAC of 2,416.

One does need to be patient though.
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Message 1514924 - Posted: 12 May 2014, 5:46:10 UTC

>James
My test results in a similar MB vs. AP comparison: I was doing a GPU-only test, first letting a single MB task use the GPU (Linux x41g cuda) and getting enough results for a decent average; then allowing a single AP task (Linux AP 6.07) use the GPU. The "executive summary" is that the AP tasks produce 7.5 times the credit as the MB tasks. The GTX 650 GPU is what I would consider a low-end GPU and here's a bit more detail on the MB & AP tasks. MB average run time of 3610 seconds, with CPU utilization of 6.7% and GPU around 45%. AP average run time of 4730 seconds, with CPU utilization of 12.6% and GPU around 80%. (The libsleep.so function IS implemented for the AP application.)
This GPU comparison won't necessarily relate directly to your CPU testing but I've posted it here just as another reference datum.
Back on April 9, (in this thread) TBar expressed an interest in comparing AP and MB tasks in a "mid-range 6xx" GPU. I will PM to him my observations and set up a test configuration for further data if he has an interest.
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Message 1514927 - Posted: 12 May 2014, 6:06:26 UTC - in response to Message 1514924.  

>James
My test results in a similar MB vs. AP comparison: I was doing a GPU-only test, first letting a single MB task use the GPU (Linux x41g cuda) and getting enough results for a decent average; then allowing a single AP task (Linux AP 6.07) use the GPU. The "executive summary" is that the AP tasks produce 7.5 times the credit as the MB tasks. The GTX 650 GPU is what I would consider a low-end GPU and here's a bit more detail on the MB & AP tasks. MB average run time of 3610 seconds, with CPU utilization of 6.7% and GPU around 45%. AP average run time of 4730 seconds, with CPU utilization of 12.6% and GPU around 80%. (The libsleep.so function IS implemented for the AP application.)
This GPU comparison won't necessarily relate directly to your CPU testing but I've posted it here just as another reference datum.
Back on April 9, (in this thread) TBar expressed an interest in comparing AP and MB tasks in a "mid-range 6xx" GPU. I will PM to him my observations and set up a test configuration for further data if he has an interest.

I have no idea what you just said:) But TBar will.
Im just plodding along, Learning as I go forth into the crunching world.
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Message 1515037 - Posted: 12 May 2014, 19:13:52 UTC - in response to Message 1514924.  

>James
My test results in a similar MB vs. AP comparison: I was doing a GPU-only test, first letting a single MB task use the GPU (Linux x41g cuda) and getting enough results for a decent average; then allowing a single AP task (Linux AP 6.07) use the GPU. The "executive summary" is that the AP tasks produce 7.5 times the credit as the MB tasks. The GTX 650 GPU is what I would consider a low-end GPU and here's a bit more detail on the MB & AP tasks. MB average run time of 3610 seconds, with CPU utilization of 6.7% and GPU around 45%. AP average run time of 4730 seconds, with CPU utilization of 12.6% and GPU around 80%. (The libsleep.so function IS implemented for the AP application.)
This GPU comparison won't necessarily relate directly to your CPU testing but I've posted it here just as another reference datum.
Back on April 9, (in this thread) TBar expressed an interest in comparing AP and MB tasks in a "mid-range 6xx" GPU. I will PM to him my observations and set up a test configuration for further data if he has an interest.

I think your results are a little off. Most people are reporting nVidia cards gaining around 2x the credits running APs. 3610secs for a 650 seems awful slow, unless you are running 2 at a time. It would still be a little slow at 2 at a time. It would be best to duplicate the original test.
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Message 1515368 - Posted: 13 May 2014, 6:34:37 UTC

>TBar,
The 7.5 factor is for just a single AP vs. a single MB on the 650. The 650 is able to do 3 concurrent MB (Lunatics x41g) and then the comparison is closer to the factor of 2 you suggest. As to the speed of the 650 on APs, roughly one hour, the 650 is a relatively low performance card, with only 2 compute units. And I don't have a clear idea what values to pass on the command line for unroll, ffa_block, etc., which might improve things. I am using unroll=4, ffa_block=2048, ffa_block_fetch=1024, sbs=256, and hp.
I don't want to stray too far from the thread topic here. PM reply if you think I am...
/Gene/
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Message 1518647 - Posted: 20 May 2014, 7:36:27 UTC

I have 7 pendings one of which is a Ap that needs a manual poke one way or the other. The other V7's have a deadline as of 23 may.
Rac is 2167
So far I have lost on average 3,233 in RAC by going stock MB only.

To tell you the truth, I think Im just going to set NNT and get rid of these stock V7's and Just go to AP lunatic version. and let my little GPU run free. If it still works.
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Message 1519641 - Posted: 22 May 2014, 6:13:13 UTC
Last modified: 22 May 2014, 6:14:01 UTC

I still have 7 pendings on this host
The deadline is for them is 23 may. So I hope they all validate,( except for that lone AP.)

I am getting antsy about this test. Its taking so long. I would like to run four cores with stock to see what happens but I cant figure out how to get into BIOS. When I restart , The screen flashes by so fast I cant read all the F key options. Its an HP running Vista.
I think all makers should have a standard F key for going into BIOS.

Edit- I have read the manual, No info on how to go into BIOS.
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Message 1519648 - Posted: 22 May 2014, 6:57:50 UTC - in response to Message 1519641.  

I still have 7 pendings on this host
The deadline is for them is 23 may. So I hope they all validate,( except for that lone AP.)

I am getting antsy about this test. Its taking so long. I would like to run four cores with stock to see what happens but I cant figure out how to get into BIOS. When I restart , The screen flashes by so fast I cant read all the F key options. Its an HP running Vista.
I think all makers should have a standard F key for going into BIOS.

Edit- I have read the manual, No info on how to go into BIOS.

I am informed that it should be F1 or F10 when the logo screen is on for Compaq and HP computers.

N.B. That info comes from a psychiatrist, take that as you will ;-)
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Message 1519649 - Posted: 22 May 2014, 7:00:01 UTC - in response to Message 1519648.  

I still have 7 pendings on this host
The deadline is for them is 23 may. So I hope they all validate,( except for that lone AP.)

I am getting antsy about this test. Its taking so long. I would like to run four cores with stock to see what happens but I cant figure out how to get into BIOS. When I restart , The screen flashes by so fast I cant read all the F key options. Its an HP running Vista.
I think all makers should have a standard F key for going into BIOS.

Edit- I have read the manual, No info on how to go into BIOS.

I am informed that it should be F1 or F10 when the logo screen is on for Compaq and HP computers.

N.B. That info comes from a psychiatrist, take that as you will ;-)

Thanks winterknight. That beats restarting and hitting eack F key:)
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Message 1519678 - Posted: 22 May 2014, 9:14:51 UTC

I've been using this old hardware setup as a trial myself James in this thread to do the same thing, though I've started this rig from scratch (with a new ID) on AP's only just over 4 months ago, it's now set to MB only so it'll be interesting to see what happens once the AP's are out of the system (with a 10,500 average under AP's it didn't quite reach 50% of the RAC that it did under just MB V6 work back then).

Cheers.
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Message 1520198 - Posted: 23 May 2014, 6:51:48 UTC
Last modified: 23 May 2014, 6:53:16 UTC

WinterKnight, F10 was the key to unlocking Bios, I am now running for core stock MB. Lets see if the through put increases RAC.
Rac as of the switch was 2175 With 7 pendings One is a stuck AP. Five others timed out. So have been resent.

So lets see if the old saw about running 4 real cores can out RAC 8 on HT.

Edit-this host
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Message 1521137 - Posted: 26 May 2014, 4:07:27 UTC
Last modified: 26 May 2014, 4:08:22 UTC

RAC is now at 2017 with 4 pendings One is that stuck AP.
I started 4 real cores no HT with 2175 RAC.
So I will run this for a bit and see what happens.

edit--this host
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Message 1521162 - Posted: 26 May 2014, 5:21:45 UTC - in response to Message 1521137.  

RAC is now at 2017 with 4 pendings One is that stuck AP.
I started 4 real cores no HT with 2175 RAC.
So I will run this for a bit and see what happens.

edit--this host

If I were a betting person I'd say it will do somewhere between 1400-1700 with 4 cores.
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Message 1521165 - Posted: 26 May 2014, 5:27:23 UTC - in response to Message 1521162.  

RAC is now at 2017 with 4 pendings One is that stuck AP.
I started 4 real cores no HT with 2175 RAC.
So I will run this for a bit and see what happens.

edit--this host

If I were a betting person I'd say it will do somewhere between 1400-1700 with 4 cores.

I think you might be right. I will let it run. Then go back to HT and see what happens. I never did buy the 4 core can beat 8 HT anyway.
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Message 1521294 - Posted: 26 May 2014, 16:43:00 UTC - in response to Message 1521165.  

RAC is now at 2017 with 4 pendings One is that stuck AP.
I started 4 real cores no HT with 2175 RAC.
So I will run this for a bit and see what happens.

edit--this host

If I were a betting person I'd say it will do somewhere between 1400-1700 with 4 cores.

I think you might be right. I will let it run. Then go back to HT and see what happens. I never did buy the 4 core can beat 8 HT anyway.

In running only CPU tasks I have not seen an instance where HT did not provide some gain on the same system. When you toss GPUs into the mix running fewer CPU tasks has been shown to be an advantage in several instances.
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Message 1521428 - Posted: 26 May 2014, 22:32:23 UTC - in response to Message 1521294.  

RAC is now at 2017 with 4 pendings One is that stuck AP.
I started 4 real cores no HT with 2175 RAC.
So I will run this for a bit and see what happens.

edit--this host

If I were a betting person I'd say it will do somewhere between 1400-1700 with 4 cores.

I think you might be right. I will let it run. Then go back to HT and see what happens. I never did buy the 4 core can beat 8 HT anyway.

In running only CPU tasks I have not seen an instance where HT did not provide some gain on the same system. When you toss GPUs into the mix running fewer CPU tasks has been shown to be an advantage in several instances.

Which is why after the 4 real core test is finished I will got back to HT. Once that is stableized I will run HT with 7 cores and my GPU. Then will try 8 cores and a GPU. This will be all stock MB tests.
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Message 1523419 - Posted: 2 Jun 2014, 0:39:16 UTC

Just recently switched from running 4 with HT on to running 8 on my i7-860. The initial results looks to be 11.1% increase in power consumption and 27.7% increase in output. So for MB tasks on the CPU a gain for the hardware used.

I think I want to get 2 low/mid range GPU's, like some R7 240 or R7 250X's, to stick in that system and do some more tests similar to your planned ones. I want to also do some AP task tests & it looks like we have a semi reliable source of AP so I could perform an accurate test at some point in the future.
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Message 1523438 - Posted: 2 Jun 2014, 4:56:05 UTC
Last modified: 2 Jun 2014, 4:58:33 UTC

RAC is 1822 with 4 pendings. One is an AP stuck in never everland.this host

Im waiting for the 3 to clear and RAC to even out.
I thought going to just 4 cores would make the RAC plumment. I will be interested on what happens when HT is turned back on.

Hal, It just takes a so long to get RAC to even out. Im trying to be calm and collected.
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Message 1523588 - Posted: 2 Jun 2014, 13:07:39 UTC - in response to Message 1523438.  

RAC is 1822 with 4 pendings. One is an AP stuck in never everland.this host

I'm waiting for the 3 to clear and RAC to even out.
I thought going to just 4 cores would make the RAC plummet. I will be interested on what happens when HT is turned back on.

Hal, It just takes a so long to get RAC to even out. I'm trying to be calm and collected.

Yeah I ran mine from Apr 8th to May 30th to get a steady RAC value. If you track the daily values on the stat sites. Then you can get an idea of what the stabilized RAC will probably end up being. I like to wait until the graph in BOINC shows at least a week of a flat(ish) line myself.
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