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ODLK2 Server hosting PADLS experiment
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Send message Joined: 14 Jan 19 Posts: 119 Credit: 574 RAC: 0 |
would not a quorum reset result in lost solutions? Quorum of more than 1 does not cause loss of solutions. Quite the opposite. No quorum means the work will be processed two times faster, but can cause a very improbable error to go undetected. The first couple tasks were run with quorum 2, or even 3 to check that the app is working. Now all tasks are performed with no quorum requirement. Natalia Makarova, please do not worry about "awaiting checking" status. All results that are submitted are immediately available on the server. |
Send message Joined: 14 Jan 19 Posts: 119 Credit: 574 RAC: 0 |
Some days ago, I changed the boinc app to process split workunits. Why: I could not implement checkpoints, so every time you turn off the computer, or boinc, the progress of workunits in progress would reset to zero. Current tasks are split to 8 sub-tasks. Each running about 20 minutes instead of 3 hours. This means that if computer would shuts down, less work will be lost. Also partial results are coming in more quickly. This works quite good. If there are problems, write. New user, "petri", registered with computer running 32-bit Windows XP. He can not contribute, because there are only 64 bit applications. Application for him could be built, but his processor is old and slow so it is not quite worth it. |
Send message Joined: 12 Jan 18 Posts: 3 Credit: 1,202,491 RAC: 0 |
I just added 92 threads to the project that should pick up some work when more is available. I also invited some team members to come crash the party, and will help in trying to spread the word. |
Send message Joined: 6 Apr 17 Posts: 14350 Credit: 0 RAC: 0 |
Tomas Brada tasks are over? Tasks ready to send 0 https://boinc.tbrada.eu/server_status.php I have many more tasks :) In addition, I developed a complete version of the PADLS experiment. |
Send message Joined: 6 Apr 17 Posts: 14350 Credit: 0 RAC: 0 |
I just added 92 threads to the project that should pick up some work when more is available. O! It is wonderful! I hope the work will come soon. |
Send message Joined: 14 Jan 19 Posts: 119 Credit: 574 RAC: 0 |
I did not expect the tasks to drain so fast. I did not load them all, because changing loaded tasks is more difficult than changing new tasks. Now all tasks are loaded. |
Send message Joined: 6 Apr 17 Posts: 14350 Credit: 0 RAC: 0 |
Tasks ready to send 0 https://boinc.tbrada.eu/server_status.php Tomas Brada do you want to get new tasks for the BOINC project? Or do you want to finish processing the first batch of WUs? |
Send message Joined: 14 Jan 19 Posts: 119 Credit: 574 RAC: 0 |
Send new batch to email. They will run in parallel. With 30 users, all workunits are already sent. |
Send message Joined: 6 Apr 17 Posts: 14350 Credit: 0 RAC: 0 |
Send new batch to email. They will run in parallel. I e-mailed you new WUs. |
Send message Joined: 12 Jan 18 Posts: 3 Credit: 1,202,491 RAC: 0 |
Send new batch to email. They will run in parallel. With 30 users, all workunits are already sent. Looks like the early adopter folks are starting to filter in! |
Send message Joined: 24 May 17 Posts: 3 Credit: 10,015,348 RAC: 1,122 |
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Send message Joined: 6 Apr 17 Posts: 14350 Credit: 0 RAC: 0 |
An error was detected in the second portion of the WUs. See https://boinc.tbrada.eu/forum_thread.php?id=3005&postid=3033#3033 Tomas Brada you must remove from the file Rows_part2_8321.txt all rows starting with the number 8. |
Send message Joined: 6 Apr 17 Posts: 14350 Credit: 0 RAC: 0 |
Tomas Brada I deleted the wrong rows and send you a new batch of WUs. |
Send message Joined: 6 Apr 17 Posts: 14350 Credit: 0 RAC: 0 |
Tomas Brada Excuse me. Another error was found: the rows starting with the number 7 are also incorrect. I made a gross mistake in the rows generator. Please delete all rows starting with the number 7. |
Send message Joined: 14 Jan 19 Posts: 119 Credit: 574 RAC: 0 |
Tasks for rows starting with 7 or 8 were aborted. It is interesting that the program crashed! The crash was in poisk_blk_trans library (part of family_mar subprogram). |
Send message Joined: 6 Apr 17 Posts: 14350 Credit: 0 RAC: 0 |
I am wondering how the kanonizator_dlk_1.03 program missed wrong DLSs??? The failure was to occur at the stage of canonizing DLSs. [code]7.8.3 |
Send message Joined: 6 Apr 17 Posts: 14350 Credit: 0 RAC: 0 |
Tomas Brada WUs with this generation option has ended. Next, you need to slightly change both generators. Is it hard to do? I can send the source code of the modified generators. I am preparing the third generator, writing a program. But first I would like to see the test results. |
Send message Joined: 14 Jan 19 Posts: 119 Credit: 574 RAC: 0 |
I am wondering how the kanonizator_dlk_1.03 program missed wrong DLSs??? I run this row in debug environment: Second generator produces no squares, but that is obvious. The first generator produces squares, but all of them evaluate to false in is_dlk() function and kanonizator_dlk says "Нет ДЛК в файле tmp.txt". removing that check from the program results: Канонизатор ДЛК10 Введено ДЛК: 12496 Время загрузки: 0.02855 сек Найдено КФ: 10304 Время поиска: 0.215923 сек КФ записаны в файл: tmp2.txt Время записи: 0.012689 сек Общее время работы: 0.257326 сек It seems the generator produces squares that some of them have the same canonical form. Also The "is_dlk()" check is not present in boinc application, so it has same number of squares as this modified kanonizator. |
Send message Joined: 14 Jan 19 Posts: 119 Credit: 574 RAC: 0 |
WUs with this generation option has ended. I have trouble resubmitting the rows from the new part 2 file. So I will submit them as batch 3 (13) when I have more time. The problematic ones were cancelled, but the corrected ones were not loaded yet. Changing the generators is not hard, if you send me the basic source code. However it will have to wait, because I have other things to do. I will sure send you the results, but batch 1 (10) is not finished yet and it is not practical to find which results are done and which are still in progress. About 165 still in progress. |
Send message Joined: 6 Apr 17 Posts: 14350 Credit: 0 RAC: 0 |
The generator produces incorrect DLS, for example 0 8 1 4 6 9 7 2 5 8 3 1 0 6 5 8 9 4 2 7 4 5 2 9 7 1 8 3 6 0 5 6 8 3 2 6 4 0 9 2 6 9 3 8 4 0 2 5 7 1 8 2 4 7 9 5 1 6 0 3 7 0 9 5 3 7 6 1 3 4 9 3 6 1 8 2 0 7 4 5 2 7 5 0 1 4 3 9 8 6 1 4 7 2 0 3 5 8 1 9 |
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