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Hypernova
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smile How well does your system perform for WCG

We do rank ourselves between members with points, but also with runtime. Returned results do not really apply as it is too dependent on processing speed and type of WU.

So points and runtime ar ok (even if not perfect) as an absolute measurement scale. A member with one CPU can compare himself in absolute terms with someone with 10 or 100 CPU's, or with another with one CPU but much faster etc.. but all this does not say much about his own maximum possible performance. This would be a relative measure to know where we stand about our own max capability.

The big question here is: what is the maximum theoretical performance of one machine for WCG. After thinking about it, it is near to impossible to define. So forget that approach.

I took the following approach. For each active device I looked at it's own whole history in terms of daily output in terms of points and runtime. For each device I registered the maximum value I found for points and same for runtime. Then I summed all those values and got a sort of "daily proven real maximum capability" for points and for runtime. Then I looked at the Historical Statistics of the whole setup. Now I can choose a given day and compare.

I took yesterday (the best day yet in terms of points and runtime) this gave me the following values:

-Points 75.3% of maximum
-Runtime 70.5% of maximum

This is not terrific, but my system is very recent and I am still doing a lot of improvements tweaks etc. which means stoppages to the devices.
So this rates should improve over time. But you will still to do maintenance, cleaning, windows updates sessions, switching projects, beta stuff etc. etc. so the 100% is simply impossible to get.

The difference in these two values shows that my system is better at points then runtime, which is logical. I have a small number of devices but with fast multicore CPU's.

These percentages will change every day. But it gives you a relative indication of how well your system performs.

Reaching 100% as I said is impossible but I wonder if some of you can get to 90% or more.
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[Edit 2 times, last edit by Hypernova at Feb 16, 2010 2:59:43 PM]
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Re: How well does your system perform for WCG

I think that rutime is the best indicator of personal efficiency.

1.) Once you get the OS tweaked, it will likely stay the same until a major SP or entire OS upgrade. Can be eliminated as a factor in day to day comparisons.

2.) Once you get your hardware tweaked (quit playing with the OC and just let it crunch) that will not likely not change often. Can be eliminated as a factor in day to day conparisons.

3.) Once you determine which project(s) run best on your machine that will likely not change until you change #1 or #2.

Once a system is settled on all the aboove points and you run the same project(s) day after day, your points will settle in also.

At that point, given a stable environment, the only thing you can do to effect how much science you are processing is how many hours a day you let it run. You can see stats for each computer in the Miscellaneous section of your "My Grid", "Statistics", click on "Device Installations", and finally click on your individual computer names.

The last thing to factor in is that these numbers come from when your WUs are validated. Unless you manually track every WU you process you will always have a little variation that you can do nothing to control. That being said, if you leave everything alone for 1 week, you should start to get some very stable stats.

If you are not running at 95%+ you need to leave it turned on longer devilish
Just kidding, these machines are ours to use and the crunching is what happens in between applause
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Re: How well does your system perform for WCG

How well do my systems perform? Really, really well. Thanks
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Movieman
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Re: How well does your system perform for WCG

To me production is all that matters and assuming that no matter what project you do they are awarded the same( they aren't but we have to make some assumptions) then if you want to see how your machine does compared to others then you look here and use the credit/month tab as that esentially minimises any variances due to people storing completed WU's and uploading say a weeks worth in one day.
http://boincstats.com/stats/host_stats.php?pr...active=&st=0&or=8
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SNURK
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Re: How well does your system perform for WCG

I took the following approach. For each active device I looked at it's own whole history in terms of daily output in terms of points and runtime. For each device I registered the maximum value I found for points and same for runtime. Then I summed all those values and got a sort of "daily proven real maximum capability" for points and for runtime.


You can't determine your maximum daily capability in this way. The day in history with the highest points/runtime will be a day on which a lot of pending jobs were validated. Those were jobs you didn't process on that same day. It only tells you how much was validated on that day, not how much you processed.

Your maximum capability in terms of runtime is easy though. It's the amount of cores you have x 24 hours.
(edit: not sure it this simple formula works for hyperthreading)
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[Edit 1 times, last edit by SNURK at Feb 17, 2010 8:21:27 AM]
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Hypernova
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Re: How well does your system perform for WCG

Movieman for an absolute comparison I agree that boincstats is ok. The question here is to have a relative measure about the maximum capability of your own rig, and not another similar. Every rig is different even if you have the same processor: HT or not, memory quantity and speed, OC, Disk type and speed, motherboard, network, OS configuration, GPU etc. you name it.
What I am trying to do is to have a personal reference in terms of possible maximum and then compare daily or weekly how the whole system behaves, including whatever interruptions maybe. This is a moving target and the maximum is also depending on the project, or if you run a single or mixed projects. But over a month of stable usage by taking out the best day of each you get that relative max, you can compare the other days.

Snow Crash I think that in terms of reliability points and runtime are similar. If I am not wrong and then please correct me, but what you are awarded in terms of points and runtime is based on VALID returned results. This is depending on many external factors related to WCG (waiting for the duplicates to finish, quorum, connection frequency to report results etc.). Even if on a continuous basis it flattens all these issues still they affect both points and runtime.
I have 8 machines that run 24/7 (and another two that are also used for personal work so they are less reliable) and even when they run without any interruption at all I have variations in runtime.
As a recent example my MARS, TERRA, MERCURY devices (i7 950) have run 24 hours exclusively on FAAH this Monday and Tuesday without any interruption or external influence of any kind:

MARS
Monday - runtime 0:008:16:12:02
Tuesday - runtime 0:007:19:55:00
approx 1 day difference

TERRA
Monday - runtime 0:007:06:26:38
Tuesday - runtime 0:009:19:55:00
approx 2 days difference

MERCURY
Monday - runtime 0:007:12:20:21
Tuesday - runtime 0:008:16:41:00
approx 1 day difference


Same for SATURN (i7 950) but here the numbers are very near to each others.

SATURN
Monday - runtime 0:007:07:15:56
Tuesday - runtime 0:007:07:56:51

Here there is only 41 minutes difference which is remarkable.
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[Edit 1 times, last edit by Hypernova at Feb 17, 2010 8:26:47 AM]
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Sekerob
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Re: How well does your system perform for WCG

Reference the hidden state note we exchanged, if you've not already discovered, you can still see within BOINCstats how each of your devices performs. Sign in, and under My BAM menu select Host List. It should list all your devices by name and

So hidden, is not that hidden, just for the public eye, my quad running on RAP (Recent Average Position on 4,416, world and 1,416 for WCG... I just have 1 ;>) . A bunch of graphs below shows various trends.

Edit: Think this function kicked in a few days ago as the cumulative stats for the device until Sunday shows under Feb 14th
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WCG Global & Research > Make Proposal Help: Start Here!
Please help to make the Forums an enjoyable experience for All!
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[Edit 1 times, last edit by Sekerob at Feb 17, 2010 8:41:18 AM]
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Hypernova
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Re: How well does your system perform for WCG

Sek I did exactly what you said.
But when I click the Host List, it is an empty page I get. There are no hosts at all. Ther must be something else to do. confused
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Sekerob
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Re: How well does your system perform for WCG

Don't know... are your devices actually connected to BAM? Just an account would not transfer device details... it goes from the device directly to BAM, not from WCG, which is why it still shows hidden on the public side.

edit: If you do, do it first for 1 device only. There are pitfalls such as when you've not selected WCG in BAM and suddenly WCG being detached from the client. The contacts are logged:

3166 17-02-2010 10:18:21 Contacting account manager at http://bam.boincstats.com/
3167 17-02-2010 10:18:25 Account manager: BAM! User-ID: xxxxx
3168 17-02-2010 10:18:25 Account manager: BAM! Host-ID: 123456
3169 17-02-2010 10:18:25 Account manager: This host connected 72 times to BAM!
78910 17-02-2010 10:18:25 Account manager contact succeeded
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WCG Global & Research > Make Proposal Help: Start Here!
Please help to make the Forums an enjoyable experience for All!
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[Edit 1 times, last edit by Sekerob at Feb 17, 2010 10:47:57 AM]
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Hypernova
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Re: How well does your system perform for WCG

Thnk's for the reply Sek. I have in BAM created an account with WCG as the unique project. But still this does not change anything.
I suppose you must attach the hosts one by one. There must be a way to attach all hosts which are on a WCG account in one shot. Maybe hiding issues in WCG affect that.
The way to attach the hosts is not straightforward at all and the FAQ in BAM is also not very clear. I have to probe further and invest more time ,maybe this coming week-end.
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