Message boards : Number crunching : New work Discussion
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Send message Joined: 31 Dec 07 Posts: 1152 Credit: 22,363,583 RAC: 5,022 |
I see that there were a small number of task released this morning. All gone now. |
Send message Joined: 15 May 09 Posts: 4540 Credit: 19,025,554 RAC: 20,468 |
And some more there now if you are quick! |
Send message Joined: 24 Dec 16 Posts: 15 Credit: 1,564,952 RAC: 0 |
And some more there now if you are quick! Not allowing me to get any work, I was reading somewhere that users are not to keep clicking "update" since stopped doing that and still no work :( |
Send message Joined: 5 Sep 04 Posts: 7629 Credit: 24,240,330 RAC: 0 |
The exact wording is important. Does it say "Project has no work"? ******** There is a back off timer intended to limit hoarding of tasks, so that it's fairer to all users. The timer is nominally 1 hour, but is actually 1 hour and (I think), 30 seconds. Any contact with the server either starts the timer, or resets it to 1 hour, hence the "Don't keep clicking the Update button" advice. And this latest lot was only 2 small batches, so the 10 thousand plus computers lying in wait for work have quickly grabbed all of them. The Server Status page only updates about every 3 hours. |
Send message Joined: 24 Dec 16 Posts: 15 Credit: 1,564,952 RAC: 0 |
Ah, it shows on the server page that there is work. but if its 3 hour updates it will be long gone by now... Don't think it does say project has no work, I click update after seeing 2000 plus tasks under WAH2 and it then went to the deferred for an hour thing-so at that point I left it alone! |
Send message Joined: 5 Sep 04 Posts: 7629 Credit: 24,240,330 RAC: 0 |
The messages are in the Event log, which can be accessed in the manager's menu under Tools. Or press Ctrl+Shift+E |
Send message Joined: 24 Dec 16 Posts: 15 Credit: 1,564,952 RAC: 0 |
The messages are in the Event log, which can be accessed in the manager's menu under Tools. Couldn't make it up! I set other projects running with work thinking I have no chance of getting any work units, hey guess what! I get 6 units! Just have to be patient I guess! Thanks for the help Les.
18/01/2017 6:19:44 PM | climateprediction.net | Sending scheduler request: Requested by user. 18/01/2017 6:19:44 PM | climateprediction.net | Requesting new tasks for CPU 18/01/2017 6:19:47 PM | climateprediction.net | Scheduler request completed: got 0 new tasks 18/01/2017 6:19:47 PM | climateprediction.net | Project has no tasks available 18/01/2017 7:20:25 PM | climateprediction.net | Sending scheduler request: To fetch work. 18/01/2017 7:20:25 PM | climateprediction.net | Requesting new tasks for CPU 18/01/2017 7:20:28 PM | climateprediction.net | Scheduler request completed: got 6 new tasks |
Send message Joined: 15 May 09 Posts: 4540 Credit: 19,025,554 RAC: 20,468 |
so the 10 thousand plus computers lying in wait for work have quickly grabbed all of them. And, I wonder how many cores each of those 10,000 computers has? My three active boxes have 8 between them but the two dual core machines are quite old. I would guess that the average might be above 4 now. |
Send message Joined: 5 Sep 04 Posts: 7629 Credit: 24,240,330 RAC: 0 |
I came across one user recently who had over a dozen computers. A couple had only 2 cores, but of the rest, about half had 10 and the other half 20. And a year or so back, I came across a computer with 64 cores. And if each of these had a large cache ... |
Send message Joined: 15 May 09 Posts: 4540 Credit: 19,025,554 RAC: 20,468 |
I came across a computer with 64 cores. Wasn't there a 64 core one on linux trashing everything it downloaded because of missing libs? |
Send message Joined: 31 Dec 07 Posts: 1152 Credit: 22,363,583 RAC: 5,022 |
so the 10 thousand plus computers lying in wait for work have quickly grabbed all of them. I’d say at least 4 cores. I’m running the project on 3 mid-range laptops with I-5 processors and each has 2 physical cores and 2 virtual cores due to hyper-threading. Each can run 4 tasks at once. That’s 12 cores running 12 tasks at once. It’s a long way from the days of single core machines running one task at a time. |
Send message Joined: 15 May 09 Posts: 4540 Credit: 19,025,554 RAC: 20,468 |
And there were a few more today though by the time I saw on the server status that there were any they had all gone so to speak. |
Send message Joined: 5 Sep 04 Posts: 7629 Credit: 24,240,330 RAC: 0 |
Could have been. There've been so many causing problems. |
Send message Joined: 10 Dec 04 Posts: 15 Credit: 4,870,098 RAC: 0 |
There's over 200,000 tasks out there somewhere, so some people must have stockpiles. I have 30 in my "stockpile" that are just hanging out in the ether somewhere since they are no longer on the physical machine. Can they be reissued so some other lucky person can crunch them? "Nothing will benefit human health and increase chances for survival of life on Earth as much as the evolution to a vegetarian diet." - Einstein |
Send message Joined: 16 Jan 10 Posts: 1084 Credit: 7,815,352 RAC: 5,242 |
There's over 200,000 tasks out there somewhere, so some people must have stockpiles. If you detach and reattach to the CPDN project in BOINC Manager then the models will be reissued unless they're the last attempt in that work unit. If the models are completed but haven't been acknowledged as that then there's nothing you can do - that particular problem appears to be some server-side issue. |
Send message Joined: 18 Jul 13 Posts: 438 Credit: 25,620,508 RAC: 4,981 |
If the machine is still in use, try detaching it from CPDN project then re-attach and some of the ghosts may materialize for others to crunch. |
Send message Joined: 5 Sep 04 Posts: 7629 Credit: 24,240,330 RAC: 0 |
Really old unfinished tasks are probably of no use now. That part of the research will most likely have finished, perhaps with the help of another small batch to cover the missing data areas. But if you do detach, you can take the opportunity to also change to the new https address when re-attaching, which is https://www.cpdn.org. And then spend forever changing all of your bookmarked urls as well. <Sigh> I didn't realise that I had so many. |
Send message Joined: 24 Dec 16 Posts: 15 Credit: 1,564,952 RAC: 0 |
I came across one user recently who had over a dozen computers. A couple had only 2 cores, but of the rest, about half had 10 and the other half 20. I have 24 cores but use 20 of them! Don't think I can bring myself to setup burp on the servers that would give me 192 cores and then same again as logical, 2 of those! Would like to know how grid gpus do with folding?!?!! WU's have taken me along time to fold however... so I imagine our servers would take longer... Others discuss users holding onto work, is this because they have their system in burp set to store for example 20 days of work or more? |
Send message Joined: 10 Dec 04 Posts: 15 Credit: 4,870,098 RAC: 0 |
Really old unfinished tasks are probably of no use now. That part of the research will most likely have finished, perhaps with the help of another small batch to cover the missing data areas. I just successfully detached and reattached with no new work requested as I'm concentrating on WCG right now. I did both through BAM, since that was how I had set it up originally, but BAM didn't use the new URL when I reattached so I'm not sure if Willy doesn't know about it or if he just didn't set it up properly like what happened with QCN's URL change. Should I make a BAM bug report about it? I still see the tasks in my In Progress list. The ghost tasks weren't due until July and August 2017 when I got them. I don't know if that means anything in terms of their shelf life. "Nothing will benefit human health and increase chances for survival of life on Earth as much as the evolution to a vegetarian diet." - Einstein |
Send message Joined: 5 Sep 04 Posts: 7629 Credit: 24,240,330 RAC: 0 |
Sorry, I know very little about BAM. |
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