14/8-21/8 Competition in speeding up project OGR-28 - yoyo

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#11 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by Alez »

Megacruncher wrote: Wed Aug 14, 2019 11:57 pm Interesting historical fact: Snowdog coded the first ever version of this board, back when we were still called Scotland's SETI.
Wouldn't fancy another crack at it if I mess up the update would he ?
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#12 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by Megacruncher »

Probably not. Went from webmaster to silent stalwart: Hasn't posted in many years. But he keeps on crunching, & thats the main thing!
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#13 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by Alez »

Megacruncher wrote: Thu Aug 15, 2019 10:56 pm Probably not. Went from webmaster to silent stalwart: Hasn't posted in many years. But he keeps on crunching, & thats the main thing!
It is the main thing I suppose, but just on the off chance, he and others decide to return, I have maintained all the accounts and posts of those that I could identify as actively crunching for the team. We may have a renaissance on the board ..... :think:
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#14 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by davidbam »

into 2nd place :clap:
I think this is fool-proof but could you just try it for me please? • There are 10 types of people in the world; those who understand binary, and those who don’t
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#15 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by scole of TSBT »

Sorry I'm not contributing more but my cores are on temporary loan to www.mersenneforum.org for their Cunningham project. Will be done in 6 days.
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#16 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by Megacruncher »

Not a problem. We are doing okay. Still 2nd. A podium finish looks quite likely!
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#17 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by SolidAir79 »

Want me in on this , As a complete noob would need to know where and what to downoad ? :)
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#18 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by davidbam »

It is your call. Beneficial, in my opinion, to give you experience for running it in anger for future competitions though (as this particular challenge isn't any great shakes).

It is a CPU project incidentally.
  • create an account - click YoYo logo in https://tsbt.co.uk/forum/viewforum.php?f=109
  • join TSBT team
  • set account to accept WU from Cruncher - optimal golumb ruler only
  • attach to YoYo from boinc (don't take a large cache)
  • there is nothing special to download for this one
  • wait a long time for YoYo WU to complete (yes, even at 5GHz :-) ). Their own estimate of when a WU will finish is hopelessly inaccurate.
  • wait some more for them to validate
  • pour a whisky to prepare yourself for the disappointment when you see the pittance of credits they award
:D
I think this is fool-proof but could you just try it for me please? • There are 10 types of people in the world; those who understand binary, and those who don’t
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#19 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by SolidAir79 »

That should be me started could not see the option on the cache
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#20 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by davidbam »

Sorry my bad, the cache sizes are set in either boincmgr or boinctasks. It isn't critical
I think this is fool-proof but could you just try it for me please? • There are 10 types of people in the world; those who understand binary, and those who don’t
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#21 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by SolidAir79 »

Well looks like cruncher ogr is crunching away
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#22 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by davidbam »

You are on the board : https://tsbt.co.uk/forum/viewforum.php?f=109 STATS today :clap:
I think this is fool-proof but could you just try it for me please? • There are 10 types of people in the world; those who understand binary, and those who don’t
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#23 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by SolidAir79 »

Ah good hopefully my small contribution will help keep us at No2
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#24 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by davidbam »

SolidAir79 wrote: Mon Aug 19, 2019 1:47 am small contribution
You are into the top 100 for the challenge :clap:
I think this is fool-proof but could you just try it for me please? • There are 10 types of people in the world; those who understand binary, and those who don’t
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#25 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by SolidAir79 »

Cool :) @davidBAM What kind cpu are you guys using Threadripper ?
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#26 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by davidbam »

I am running just over 400 threads, mostly xeon but yes, I do have a couple of 2990wx

Monitoring announcements from AMD though where 3900X, new EPYC, and price cuts on 2990wx will soon hit UK. We might even hear of a new TR4 socket successor to 2990wx soon
I think this is fool-proof but could you just try it for me please? • There are 10 types of people in the world; those who understand binary, and those who don’t
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#27 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by SolidAir79 »

Could see by the results you had some serious compute power !
Amd have really put the wind up Intel great new Architecture will be interesting to see what's coming on both sides in the next two years.
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#28 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by davidbam »

A few folks on here have more threads than me though

I rather doubt that I'll be buying Intel again unless things change dramatically. That said, you get the occasional daft deal on eBay which I can't walk away from. There is also the simple fact that any machine gives you one or more GPU slots to fill up :P
I think this is fool-proof but could you just try it for me please? • There are 10 types of people in the world; those who understand binary, and those who don’t
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#29 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by SolidAir79 »

God you have a habit :lol:
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#30 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by Bryan »

One computer is probably all most people need - HERE. They have a single CPU version too. :lol:
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#31 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by SolidAir79 »

Aye i'll swerve that one off to Sweden and Japan next year !
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#32 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by Alez »

SolidAir79 wrote: Sun Aug 18, 2019 3:48 pm That should be me started could not see the option on the cache
@SolidAir79 The cache size is set in your boinc manager by you changing the setting of how many days work and how many days additional work you want.
Have your manager in advanced view
Preferences
Under computing other
Store at least N days of work: Store at least enough tasks to keep the computer busy for this long.
Store up to an additional N days of work: Store additional tasks above the minimum level. Determines how much work is requested when contacting a project.

Don't go crazy with it or you will end up with tons of work you can't finish


Also under computing
usage limits
Use at most N % of the CPUs: Keeps some CPUs free for other applications. Example: 75% means use 6 cores on an 8-core CPU. - Use this to determine how many cores you want to use. I normally use 75% which leaves you plenty of spare capacity for system etc and to use your computer whilst still crunching. Also used to control the heat in your CPU
Use at most N % CPU time: Suspend/resume computing every few seconds to reduce CPU temperature and energy usage. Example: 75% means compute for 3 seconds, wait for 1 second, and repeat. Do not change this from 100%, change core numbers instead.

If you are into the comps as well, guess I'd better upgrade your account to the full monty :ugeek:
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#33 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by SolidAir79 »

Thanks for the upgrade and the advice will look into it tonight 😁
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#34 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by Bryan »

Another option for setting the number of cores/threads being used (and more accurate) is to use the ncpu command in your cc_config. That will set the working cores/threads to the exact number you wish to use.
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#35 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by Megacruncher »

Just over a day and a half left left & we, and indeed I, seem to have second place in the bag.
I'll let my yoyo caches run down & get ready for the next Formula Boinc sprint.

Welcome SolidAir79! Don't let all the testosterone fuelled tech talk bamboozle or intimidate you.
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#36 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by davidbam »

Well done Mega - you've carried the can on this one for sure. Good contributions too by @Hal Bregg and @SolidAir79

Unless they also make sense from a FB perspective, I think I might give challenges called by Columbia a miss in future as they seem to just be taking the p1ss :|

PS : I've been repaying a few favours to our Pentathlon partners as they are the reason we are doing so well in FB marathons for WCG, LHC, NFS, Einstein and, ironically, YoYo
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#37 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by Megacruncher »

davidBAM wrote: Tue Aug 20, 2019 4:24 am Well done Mega - you've carried the can on this one for sure. Good contributions too by @Hal Bregg and @SolidAir79
Happy to be given the space to help. :-)
davidBAM wrote: Tue Aug 20, 2019 4:24 am
Unless they also make sense from a FB perspective, I think I might give challenges called by Columbia a miss in future as they seem to just be taking the p1ss :|
It's difficult to see why some nothing team sets up a challenge but then fails to turn up. They gain nothing. But a fight's a fight, even if the guy starting it is a coward who sods off as soon as the carnage begins. I like winning. Or even almost winning! :twisted:
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#38 Re: 14/8-21/8 Competition in speeding up project OGR-28 - yoyo

Post by Megacruncher »

And we came a good 2nd out of 14! Well done all! :clap: :dance:

Our final turnout was respectable enough

Mega ........ 2nd
davidBAM . 15th
scole ........16th
Hal Bregg .. 22nd
SolidAir79 .. 80th
UBTBlubb2k3 85th
Snowdog ... 102nd
Out of 226 active participants. :clap: :dance:

For the record, Columbia did turn up eventually, but could only manage 12th.
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