Questions and Answers : Unix/Linux : computation error - cannot open input file dataout/atmos_restart.day
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Send message Joined: 31 Aug 04 Posts: 3 Credit: 806,758 RAC: 0 |
I just built a new system, asus p5w dh deluxe e6400, 1G ram, GeForce 6200 LE slackware 11.0, kernel 2.4.33.3 getting computation errors, WU runs for 10 or 20 minutes and aborts. Have tried 4 WUs and all get the same error. see results: http://climateapps2.oucs.ox.ac.uk/cpdnboinc/result.php?resultid=6026879 http://climateapps2.oucs.ox.ac.uk/cpdnboinc/result.php?resultid=6100402 http://climateapps2.oucs.ox.ac.uk/cpdnboinc/result.php?resultid=6039321 http://climateapps2.oucs.ox.ac.uk/cpdnboinc/result.php?resultid=6064933 What is going wrong? Thanks |
Send message Joined: 5 Aug 04 Posts: 1496 Credit: 95,522,203 RAC: 0 |
Slackware has given issues in the past with this Model. If you give the Board\'s search engine \'slackware\' you can see the discussions. "We have met the enemy and he is us." -- Pogo Greetings from coastal Washington state, the scenic US Pacific Northwest. |
Send message Joined: 3 Sep 04 Posts: 268 Credit: 256,045 RAC: 0 |
Hi, Perhaps, it\'s caused by a problem of permissions (can\'t open the file to write in it). So you could try to check that Boinc is not installed as root user and chmod -Rf 0755 the BOINC folder. Arnaud |
Send message Joined: 16 Aug 04 Posts: 156 Credit: 9,035,872 RAC: 2,928 |
Does it work well with other (heavy) things? It could be a memory problem since CPDN is very memory intensive. First thing I would do is to up the voltage a bit on the memory sticks. Test it with Memtest86+ |
Send message Joined: 31 Aug 04 Posts: 3 Credit: 806,758 RAC: 0 |
To cwhyl, I have tried several other BOINC projects with no problems. I think I will hold off raising the memory voltage. To [AF>Est>Linux]Arnaud, My BOINC directory is not owned by \'root\', so I don\'t think there is a permission issue. Thanks for both suggestions |
Send message Joined: 31 Aug 04 Posts: 3 Credit: 806,758 RAC: 0 |
To astroWX, Thanks, I found a thread that relates to this. Are there any plans to update the client to the newer glibc library? |
Send message Joined: 5 Aug 04 Posts: 1496 Credit: 95,522,203 RAC: 0 |
John, I have no knowledge about that, but tend to doubt it. Carl tries to maximize backward compatibility to catch as many participants as possible. I used to run SuSE Linux on most of my machines (and it\'s still on the boxes) and there were library issues from time to time in Alpha & Beta tests; I think that\'s why Carl uses the libraries he does. Sorry I can\'t give you better news. "We have met the enemy and he is us." -- Pogo Greetings from coastal Washington state, the scenic US Pacific Northwest. |
Send message Joined: 16 Aug 04 Posts: 156 Credit: 9,035,872 RAC: 2,928 |
This is a bit sad, I was thinking of moving to Slackware, a bit tired of Fedora. Well they have a 2.6.x kernel in /extra, could you try that? |
Send message Joined: 4 Jan 07 Posts: 4 Credit: 74,759 RAC: 0 |
Hi, I have the same problem of John Reeves. I have tried on 2 Slackware: Slackware 10.0 (default kernel) Slackware 10.1 (compiled kernel) To astroWX, News? Where can I download source? What do I need to compile it? |
Send message Joined: 5 Aug 04 Posts: 1496 Credit: 95,522,203 RAC: 0 |
What source? BOINC? From the BOINC site at UC-Berkeley. For CPDN? Forget it, it\'s proprietary, licensed from UK Met. Office by Uni. Oxford; we, as participants, have no option to compile the million line Fortran Model. "We have met the enemy and he is us." -- Pogo Greetings from coastal Washington state, the scenic US Pacific Northwest. |
Send message Joined: 4 Jan 07 Posts: 4 Credit: 74,759 RAC: 0 |
What source? BOINC? From the BOINC site at UC-Berkeley. Calm, I have joined to CPDN 3 days ago and I was not a lot informed. I wanted to only try to make to go CPDN on Slack... I\'ll leave the project and will perhaps resume it when and if the problem will be resolved from who can. |
Send message Joined: 3 Sep 04 Posts: 268 Credit: 256,045 RAC: 0 |
Hi, The source of Boinc are on the berkeley site: http://boinc.berkeley.edu/compile_client.php (but not very easy to compile if you want the GUI) There is no source available for the climate model. The problem with Slackware is not fixed, so it\'s better to change of Linux distro if possible. Arnaud |
Send message Joined: 4 Jan 07 Posts: 4 Credit: 74,759 RAC: 0 |
Hi, I know it, I have already compiled it.
:-( From a fast reading of the FAQ before join to the project, me it seemed that nearly all were available...boh
:-( Usually I use Linux Slackware (principally without X11) and OSX. Best regards and Thanks for the clear answer. Gianluca. |
Send message Joined: 4 Jan 07 Posts: 4 Credit: 74,759 RAC: 0 |
What source? BOINC? From the BOINC site at UC-Berkeley. I\'m sorry for the misunderstanding, before joining to the project I have read: http://www.climateprediction.net/info/part_faq.php#q2.8 My English is bad, but I had understood that everybody want to access to CPDN sources to port it to a new platform (OSX Intel for example), to debug or simply to recompile it and be sure that the model is doing what they claim it is doing may access to it at some condition, but free of charge. However it would remain the problem that probably could not diffuse its improvements and perhaps even the binary for the new platform... |
Send message Joined: 5 Aug 04 Posts: 1496 Credit: 95,522,203 RAC: 0 |
No problem, Gianluca. This Model is a bear to compile for PCs. It was developed by scientists at the Met Office over two decades and is meant to run on a Cray Supercomputer. The team at Oxford has a difficult time making a stable PC or MAC version and verifying that proper (valid) results are produced. (If everyone could compile their own version, there would be no way for the scientists at Oxford to know whether the results were valid or not.) Then, when the Team thinks they have a stable, valid, Model, some of us are sent the compiled version for Alpha, then Beta, tests. After tweaks (fixes) along the way, sometimes several tweaks to \"get it right\", the Staff releases the Models to the world. It\'s a difficult process. Hope that helps. "We have met the enemy and he is us." -- Pogo Greetings from coastal Washington state, the scenic US Pacific Northwest. |
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