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Thread Status: Active Total posts in this thread: 17
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JIM214
Cruncher Joined: Jul 31, 2009 Post Count: 7 Status: Offline Project Badges:
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Is the African Rainfall project active? I signed up for it several months ago and have only received on WU, (4 days ago) which I just completed successfully. Now no new work. I have been unable to find a sever status page on WCG showing how many WU’s each project has ready to send. Is there one?
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Jean-David Beyer
Senior Cruncher USA Joined: Oct 2, 2007 Post Count: 339 Status: Offline Project Badges:
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I signed up as soon as it started, run my machine essentially 24/7, and have completed 8 work units. I get MIP1 work units and climateprediction work units. If some cores go idle, I allow a bunch of seti@home or rosetta work units to come through.
----------------------------------------I believe ARP1 is still active, but very slow in providing work units. ![]() |
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Mike.Gibson
Ace Cruncher England Joined: Aug 23, 2007 Post Count: 12594 Status: Offline Project Badges:
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It has been said many times that supply has been very low. WCG have a storage issue which means that they cannot ramp up the supply. so we must be patient.
However, if you are going outside WCG for work to compensate, you will not be requesting more WCG work often enough to catch the occasional arp1 unit. I have an 8 thread machine which runs with a cache of 6 mcm1 and 4 mip1 which crunches 5 mcm1 and 3 mip1 most of the time, which results in frequent requests for more work from WCG. I now have 140 days of arp1 completed plus lots of mcm1 and mip1. Mike |
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Former Member
Cruncher Joined: May 22, 2018 Post Count: 0 Status: Offline |
I have 36 Linux only cores set to run HST1 and ARP1 only. I also do GPU only work outside of WCG. Most of the time, nearly all CPU cores are starved so several months ago, I set up crontabs on each machine to ask for work from WCG once per hour. That has helped but still a lot of cores remain unused at any given time. I do not like pestering WCG but it appears the only way at this time to make any progress for these projects since WU availability is so limited.
As an observation, not criticism, I find it ironic that projects are presented to a grid environment to perform tasks that could take life times using mainframe systems in an effort to significantly reduce overall project computation time and yet not be able to keep all resources busy 100% of the time. |
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Sgt.Joe
Ace Cruncher USA Joined: Jul 4, 2006 Post Count: 7844 Status: Recently Active Project Badges:
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As an observation, not criticism, I find it ironic that projects are presented to a grid environment to perform tasks that could take life times using mainframe systems in an effort to significantly reduce overall project computation time and yet not be able to keep all resources busy 100% of the time. This is what happens on the cutting edge. Because new methods and parameters are being researched and tested, not everything always goes as planned. Eventually, we will see better methods and hopefully better work unit availability. Cheers
Sgt. Joe
*Minnesota Crunchers* |
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Mike.Gibson
Ace Cruncher England Joined: Aug 23, 2007 Post Count: 12594 Status: Offline Project Badges:
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STARBASEn
hst1 and arp1 are in limited supply at random times, so programming updates is not very helpful. Rather than wasting the cores, why not run mcm1 and/or mip1? They are in regular supply and have short computation times. If you are in the Projects tab, click on Device Profiles and then on your machine in the next screen. You will find some radio buttons at the top of the Device Profiles page. Click on the Custom Profile button. Under Cache Settings set both to 1.5 days. Under Available Projects click on arp, hst, mcm and mip. Then go down to Project Limits and set the total of mcm and mip to the number of cores on the machine (plus 1). Set each of arp and hst to the number of cores on the machine. Then Save. This should result on an 8 core machine in requesting work which would include arp and hast about every 20 mins on average. Proportionately more frequently if more cores on the machine and less if less. With extra machines all set like that, your average interval of request should come down to 5 minutes with a total of 32 cores. That is much more frequent than your crontabs. The interval would increase when you get some of the longer computation arp and hst units. Give it a try. I have 140 days of arp crunched with only 8 threads. arp is very demanding on storage. WCG are working to solve that before stepping up the supply. That has no time estimation as yet. Mike |
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zxcvbob
Cruncher United States Joined: Jan 12, 2006 Post Count: 35 Status: Offline Project Badges:
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I have two i7 laptops (8 processors each) and two desktops (one i3 and one i5, each has 4 processors) running WCG almost 24/7. I think I've received about 6 ARP1 workloads in the past month (I did not expect to get any on the i3 machine because it's 32-bit, but it crunches them just fine) and hundreds of MCM1 and MIP1 tasks.
There just doesn't seem to be much arp work available. |
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halldor.usa
Advanced Cruncher USA Joined: Nov 24, 2006 Post Count: 115 Status: Offline Project Badges:
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To get an idea of home many work units are being processed each day, you can click on the project name on the My Contribution page.
At the top of the page is the Statistic section, and then the Yesterday section shows the total number of work unit results returned the previous day. |
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Mike.Gibson
Ace Cruncher England Joined: Aug 23, 2007 Post Count: 12594 Status: Offline Project Badges:
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zxcybob
2 complete cycles means 71,000 units distributed in 2.5 months, so the average has been about 1000 per day. We are currently getting about 2000 per day. As there are about 40,000 machines trying to get units, that would mean an average of 2 per machine for the whole time. Some people have been getting a lot more by automating the process of requesting more, before distribution became randomised. Indeed one person claimed 50 years on the Badge Recognition thread. So many others will have got none. Follow the advice in my previous post 4 hours ago and a reasonable share should be forthcoming. Mike |
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BladeD
Ace Cruncher USA Joined: Nov 17, 2004 Post Count: 28976 Status: Offline Project Badges:
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I'm getting a few on my main PC today...haven't checked the others!
-------------------------------------------------------------------------------- [Edit 1 times, last edit by BladeD at Jan 20, 2020 12:22:55 PM] |
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