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repaired XP CPDN restarted.

repaired XP CPDN restarted.

Message boards : Number crunching : repaired XP CPDN restarted.
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old_user5738

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Message 10538 - Posted: 8 Mar 2005, 1:11:07 UTC

I had some major system problems with my xp machine this last weekend. When all was said and done BOINC started up and ran CPDN since I was out of seti WU's. THen I noticed that I had 220+ hours into the WU and it restarted the WU from the beginning. Did CPDN miss something? did I get a data file corrupted? I also noticed that I am not receiving credit for the reworked portion of the WU which is ok since it would be like getting double Pts for the WU. Is there a file to change to make this WU see where it is supposed to be at?

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Message 10539 - Posted: 8 Mar 2005, 1:47:05 UTC

Without knowing the specifics it is imposible to know exactly what happened. However, when boinc/CPDN is knocked-down other than the usual Suspend/wait/Exit routine, one or more of the many open files can be out of sync with the others. I suspect that is what happened during your system (HD?) problem.

If that is the case, CPDN start-up finds things not as they should be and the whale turns belly-up.

Did it re-start with the same W/U (1uh4_...) or a new one?

"We have met the enemy and he is us." -- Pogo
Greetings from coastal Washington state, the scenic US Pacific Northwest.
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old_user5738

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Message 10542 - Posted: 8 Mar 2005, 4:32:37 UTC

yes I restarted with the same WU. It showed that I had completed about 250+ hours of work but had 0.00% completed. currently it has wworked its way back up to around 5%. When it restarted it showed a completion time of aroun 20,000 hours. I attributed this to me having 0% done and 250 hours of time worked. it has come down greatly since that time. I can onnly assume that some file associated with the trickles or the WU were altered showing that I had not completed any work.

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Message 10547 - Posted: 8 Mar 2005, 6:44:42 UTC - in response to Message 10542.  

> yes I restarted with the same WU. It showed that I had completed about 250+
> hours of work but had 0.00% completed. currently it has wworked its way back
> up to around 5%. When it restarted it showed a completion time of aroun
> 20,000 hours. I attributed this to me having 0% done and 250 hours of time
> worked. it has come down greatly since that time. I can onnly assume that
> some file associated with the trickles or the WU were altered showing that I
> had not completed any work.
>

FWIW -

When you hit the point in the model where the crash occured, you will once again start receiving additional credit for your trickles (i.e., ~250+ machine hours into the model).

Strat
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Message 10566 - Posted: 8 Mar 2005, 12:43:31 UTC

thats what I assumed. Seems a shame that all that data got lost

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Message 10567 - Posted: 8 Mar 2005, 12:53:33 UTC

>thats what I assumed. Seems a shame that all that data got lost

Do you have a backup of the boinc folder from before CP went back to beginning?
If so, copying this back could save crunching the same thing again.
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Message 10591 - Posted: 8 Mar 2005, 23:50:30 UTC

unfortuntely saving the CPDN data files weren't top on my list as the system started to crash

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