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Thread Status: Active Total posts in this thread: 49
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JmBoullier
Former Community Advisor Normandy - France Joined: Jan 26, 2007 Post Count: 3716 Status: Offline Project Badges:
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Hi mirabilos!
----------------------------------------Being a true beginner in Linux I cannot help you on these matters, but regarding the testing methodology I have been surprised by your statement The bad thing is that that box has barely enough RAM for HCC Among the currently offered projects HCC is the one which has the smallest RAM requirement, about 50 MB. Also it seems that it is less subject to stalling problems, if ever. Last it is also the shortest project in terms of computing time per WU. So, if I were you, I would give it a chance in order to more clearly isolate problems related to porting Boinc to MirBSD from those potentially related to the science applications. Cheers. Jean. |
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mirabilos
Cruncher Joined: Mar 25, 2008 Post Count: 37 Status: Offline Project Badges:
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That are two different boxen.
----------------------------------------The one running MirBSD is my primary laptop. The secondary laptop is the P-233MMX, 96 MiB RAM box, which has a triple-boot (DOS, MirBSD, Win2k). I’m indeed investing into the MirBSD problems instead now, and have already deinstalled boinc from the small laptop. At least I do not get any Signal 12 any more. |
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mirabilos
Cruncher Joined: Mar 25, 2008 Post Count: 37 Status: Offline Project Badges:
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When uploading the aborted result, I see:
----------------------------------------terminate called after throwing an instance of 'std::bad_alloc' So probably really an out of memory (or ulimit -d too small) problem? |
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Former Member
Cruncher Joined: May 22, 2018 Post Count: 0 Status: Offline |
Yes, this gives you a really firm point for further enquiries.
Do you have virtual memory available? |
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mirabilos
Cruncher Joined: Mar 25, 2008 Post Count: 37 Status: Offline Project Badges:
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Yes, of course ;-)
----------------------------------------At the time of running the WU, I had 256 MiB RAM and 516 MiB swap, and increased the datasize limits using “ulimit -d 350000”. Now I have plugged in a shiny new 512 MiB RAM piece ☺ (SO-SDRAM, 133 MHz, hard to get these days…) so that I have got 768 MiB RAM in total. I have increased the limit to “ulimit -d 500000”, but have not yet run another time because I’m building boinc-client-5.10.45 right now. |
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mirabilos
Cruncher Joined: Mar 25, 2008 Post Count: 37 Status: Offline Project Badges:
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Okay, committed the boinc-client port for the MirPorts Framework,
----------------------------------------and working with it now:
(is the CPU model format correct? I hope so. Yes, this CPU has neither SSE nor 3Dnow™ – even if it’s a Desktop CPU in a Laptop.)
See http://www.mirbsd.org/cvs.cgi/ports/math/boinc/ for the port. Comments welcome, also from the FreeBSD person. |
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mirabilos
Cruncher Joined: Mar 25, 2008 Post Count: 37 Status: Offline Project Badges:
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Now this sucks: the DDDT unit cannot finish:
----------------------------------------
Signal 4 is SIGILL, Illegal Instruction. Probably it uses some Pentium 3/4 or Athlon stuff which my Athlon XP cannot do?
stdout:
(I tried stopping and restarting.) |
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mirabilos
Cruncher Joined: Mar 25, 2008 Post Count: 37 Status: Offline Project Badges:
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Now this sucks: the DDDT unit cannot finish: Erm, of course I meant the HCC1 unit. Trying DDDT now… and in the meanwhile, my first unit for another project, which I registered to test my boinc setup, finished, uploaded and granted credit (Sudoku). They are using Linux binaries too. Still no progress for the HCC1 unit though. |
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mirabilos
Cruncher Joined: Mar 25, 2008 Post Count: 37 Status: Offline Project Badges:
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FWIW, the first valid result from the MirBSD box was returned for HPF2 today.
----------------------------------------Took me a while though: 42.53 CPU hours… |
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Former Member
Cruncher Joined: May 22, 2018 Post Count: 0 Status: Offline |
I'm glad you are making progress, however slow.
If you gather any useful information you want passing to the techs, please let me know. |
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