BOINC Pentathlon 2023

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mmonnin03

Senior member
Nov 7, 2006
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When I set it to a large queue like 5-10 days, all of them turned high priority. The client then would not download more as it thought they would not be completed in time, even with no extra tasks to run. I had to lower the queue down to 3-4 days tp turn the tasks back to normal priority and work downloaded.
 
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Markfw

Moderator Emeritus, Elite Member
May 16, 2002
26,309
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When I set it to a large queue like 5-10 days, all of them turned high priority. The client then would not download more as it thought they would not be completed in time, even with no extra tasks to run. I had to lower the queue down to 3-4 days tp turn the tasks back to normal priority and work downloaded.
Thanks ! That fixed my problem. Most systems have a problem with 192 cores !
 
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VirtualLarry

No Lifer
Aug 25, 2001
56,566
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1683389970239.png
Uh-oh, why is our daily production behind now? My rig still appears to be running.
I should check sleep mode though.
 

Markfw

Moderator Emeritus, Elite Member
May 16, 2002
26,309
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@StefanR5R . Below is stderr.txt. Can you tell if its running avx-512 ? This is in srbase

root@EPYC-9654:/var/lib/boinc-client/slots/173# more stderr.txt
10:23:19 (85272): wrapper (7.2.26012): starting
10:23:19 (85272): wrapper: running llr2_64 ( -oGerbicz=1 -d -oPgenInputFile=input.prp -oPgenOutputFile=primes.txt -oDiskWriteTime=10 -oOutputIterations=50000 -
oResultsFileIterations=99999999 -oCpuSupportsAVX512F=1, -t1)
root@EPYC-9654:/var/lib/boinc-client/slots/173#
 
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StefanR5R

Elite Member
Dec 10, 2016
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The wrapper supplied the respective option to the LLR2 exe, so I suppose the exe is indeed making use of AVX512 instructions.

I can't check right now though if the , sign right after the 1 is just something written to stderr.txt, or if the wrapper passed 1, instead of 1 to the LLR2 exe.
 
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Skillz

Senior member
Feb 14, 2014
967
999
136
Are we sure we've got the right City? For a while now, I haven't seen any of the other teams around...

;-P

Still way too soon and one particular strong team hasn't arrived to the city. Actually, they haven't even showed up at the Pent yet. Kind of weird.
 
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Skillz

Senior member
Feb 14, 2014
967
999
136
We are looking strong on our javelin throws. Anyone reading this, if you didn't participate in the early part of our first javelin throw and want to join in then throw CPUs on youo@home ECM tasks and GPUs on PrimeGrid AP27 tasks and let her run.

It was also 93F in my apartment yesterday when I got home from work. So hot. Not sure I'm gonna fire up the toasters since it's already toasty enough.
 

Markfw

Moderator Emeritus, Elite Member
May 16, 2002
26,309
15,460
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What happened to Xii5ku in yoyo ? we are losing now !
 

lane42

Diamond Member
Sep 3, 2000
5,721
624
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I have 2 rigs on p/g, will add yoyo. Not much but every bit helps. Look in your rear view Tony 😉
 

Skillz

Senior member
Feb 14, 2014
967
999
136
Everyone start switching GPUs over to Einstein@Home. Bunkering is preferred right now, but not required. Wingman tasks might take a few days to validate in some cases.

Switch CPUs over to NF@home if you know how to bunker. Bunkering is required, otherwise wait till it starts.

Keep CPUs or put them on yoyo@home if not. No bunkering is required, but preferred here to wait for a bonus day. Otherwise, just let the host crunch wildly.

Abort any PG tasks you may have already downloaded if you are switching.
 
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StefanR5R

Elite Member
Dec 10, 2016
5,989
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Some fineprint:

If somebody needs to abort tasks on a project with a quorum of 2 (such as PrimeGrid AP27 and Einstein), please abort as early as possible. That way, another task of the workunit is sent out by the server sooner than later, giving your (former) wingman a chance that his task still gets validated in time.

Also, avoid abortions in massive quantities. BOINC projects may be set up such that they (1.) send replica tasks from affected workunits only to hosts which fulfil certain requirements with respect to recent turnaround rates of valid results, (2.) queue replica tasks in front of normal tasks. The outcome may be that overall work distribution gets nearly to a halt when there are large amounts of aborted tasks, which could require the project admin to manipulate some arcane settings of his BOINC server to get things moving again. — Edit, on most projects, mass abortions by a single user are not likely to reach extents with noticeable effects. But if several or many users abort many tasks at once, this can easily become a problem even on larger projects.
 
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StefanR5R

Elite Member
Dec 10, 2016
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My internet connectivity is still highly unreliable, and the ISP still did not state a new ETA of a fix. If I want to do anything slightly more involved than keep my computers going with a comfortably sized work buffer, I've got a lot of hand-holding to do. Figuring out that my connection just went down (because the modem-router usually does not detect that it lost connectivity*), resetting the modem (because it usually does not attempt to reconnect itself), waiting for the connection to come back, checking if any hosts need some nudges to resume stuck transfers and such. Which I obviously can't do at workdays and don't look forward to be doing on the weekend. >:-(

Unfortunately, the other ISPs here offer worse upload bandwidth than my current ISP's, which is already dismal for some traffic-intensive DC projects.

Dual contracts would be nice, if a contract could be had for just a short time like three weeks…

________
*) i.e., often doesn't detect it neither on the IP layer nor on the DOCSIS layer. Considering this, it seems quite possible that the modem-router firmware was intentionally crippled, so that the provider's systems don't have to deal with reconnection storms from their customers after a line went back up. If so, tossing the ISP supplied modem for a 3rd party modem might ease at least this part of the pains. Maybe.
 
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Skillz

Senior member
Feb 14, 2014
967
999
136
My internet connectivity is still highly unreliable, and the ISP still did not state a new ETA of a fix. If I want to do anything slightly more involved than keep my computers going with a comfortably sized work buffer, I've got a lot of hand-holding to do. Figuring out that my connection just went down (because the modem-router usually does not detect that it lost connectivity*), resetting the modem (because it usually does not attempt to reconnect itself), waiting for the connection to come back, checking if any hosts need some nudges to resume stuck transfers and such. Which I obviously can't do at workdays and don't look forward to be doing on the weekend. >:-(

Unfortunately, the other ISPs here offer worse upload bandwidth than my current ISP's, which is already dismal for some traffic-intensive DC projects.

Dual contracts would be nice, if a contract could be had for just a short time like three weeks…

________
*) i.e., often doesn't detect it neither on the IP layer nor on the DOCSIS layer. Considering this, it seems quite possible that the modem-router firmware was intentionally crippled, so that the provider's systems don't have to deal with reconnection storms from their customers after a line went back up. If so, tossing the ISP supplied modem for a 3rd party modem might ease at least this part of the pains. Maybe.

A lot of issues with a bad cable internet connection could be due to bad coaxial cables at the resident or bad splitters. Splitters is usually the culprit in this situation, especially splitters that are not capped off. I assume you live in a multi family unit (IE: Apartment) and the cables are probably out of your control on how good they are, but the splitters might be in the cable box outside of your apartment and in bad shape. Unless the enclosure is locked then it wouldn't be too hard to take a look inside and ensure its in good shape and the ports not used are capped off properly. If it looks rough I'd consider replacing it, although a bad splitter could look brand new and still be faulty.
 

Skillz

Senior member
Feb 14, 2014
967
999
136
We are good on the javelin throw. No more SRBase. Abort any outstanding tasks. Set no new tasks.

Throw CPUs on NumberFields@home.
Throw GPUs on Einstein@home. Gamma-ray pulsar binary search #1 on GPUs (FGRPB1G) tasks and BUNKER them. We got a little less than 24 hours before this starts. If you can't or don't want to bunker, then just let them run. Most of them will get caught up in validation status.

If CPUs are on Yoyo@home, you can leave them there if you want. Otherwise, you can switch them to Numberfields@home. We currently have a 25% bonus day on yoyo so you might as well leave them there until then.
-25% isn't worth moving CPUs off Numberfields@Home. If you are running Numberfields@Home, leave them. If you were running SRBase on CPUs, then move them to Numberfields.
 
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Orange Kid

Elite Member
Oct 9, 1999
4,383
2,167
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The City Run Medal Ceremony

BP2023_Cit_1.png
 

Ken g6

Programming Moderator, Elite Member
Moderator
Dec 11, 1999
16,385
4,123
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Throw GPUs on Einstein@home.
This, in particular, preferably on the "Gamma-ray pulsar binary search #1 on GPUs (FGRPB1G)" sub-project. We're falling behind the "GPU Users Group" team!

And see our Discord channel if you want more tips.