Posts by rriggs

1) Message boards : Number crunching : Report Problems with Rosetta Version 5.22 (Message 19063)
Posted 21 Jun 2006 by rriggs
Post:
OK, my apologies. As I said I wasn't certain what it does when CPUs is set to zero. So that isn't an issue. If you've got 2 WUs running at 50% CPU each then you are fully crunching... when your computer is not in use.


Oops. I edited my post while you were replying. Please recheck it now!
2) Message boards : Number crunching : Report Problems with Rosetta Version 5.22 (Message 19060)
Posted 21 Jun 2006 by rriggs
Post:
rriggs, if you are actively using that computer much at all... your settings are preventing you from getting much work done. You see you've told BOINC to wait until you've not used your computer for 3 minutes before it runs. Then it starts running. When you return to use your computer, you've told it to remove the applications from memory, and so any work it has performed since the last checkpoint will be lost. Since Rosetta typically checkpoints no more than every 20 minutes, if you have left your computer for 15 minutes, then you've crunched for 12 minutes (after waiting for the 3 minute delay before it starts) and then when you use your computer again, you are throwing away the 12 minutes of work. And so you later have to redo that 12 minutes of work.

Now, you also have a dual-core CPU. So you could be crunching 2 work units at the same time. But you have set BOINC to only use one. You can set the "On multiprocessors, use at most" setting to 2 and use both of them. I'm not positive what it does when you have that set to zero.


I never even saw this page, let alone adjusted the settings so these are the defaults. Perhaps the setup process should either pick better defaults or bring this page to my attention so I would have found it sooner?

I guess when I installed I just picked Activity|Run Always and Activity|Network always available, so it has been running non-stop! This may potentially invalidate your hypothesis about why I'm getting -107 errors since the app is never leaving memory.

ps. It was crashed this morning when I came in, so I tried to debug it, but my machine locked up launching the debugger. I will try again tomorrow!
3) Message boards : Number crunching : Report Problems with Rosetta Version 5.22 (Message 19009)
Posted 20 Jun 2006 by rriggs
Post:

Now that you are viewing this message board, click the "Participants" link in the heading of the screen. In the "Preferences" section, click the link for "view or edit" of General preferences. Any changes made there require BOINC to update to the project to take effect. This is done from the projects tab of BOINC, select Rosetta, then click the update button.


You didn't say what these 'should be' so I'm just reporting what they currently are and not changing anything:

work on batteries: no
work while in use: no
idle: 3 mins
hours: (no restrictions)
leave in memory: no
switch between: 60 mins
multiprocessors: 0 processors (although I have two of them!?)
use at most: 100 percent of CPU

4) Message boards : Number crunching : Report Problems with Rosetta Version 5.22 (Message 18978)
Posted 20 Jun 2006 by rriggs
Post:

The watchdog is trying to assure your computer doesn't get stuck in an unexpected loop on a work unit. If it notices no progress on a work unit in 5 restarts, then it ends it. Do you restart this computer frequently? Or have a number of other projects running in BOINC?

If you would, go to your General Preferences, and let us know what you have set for "Switch between applications every...minutes", and for "Leave applications in memory while preempted?". And is Rosetta your only BOINC project?


I'll try to answer your questions here:

Machine is rarely restarted, once every 2-3 days.

This is the only project I have under BOINC. No other background/SETI type applications are installed.

I'm not sure where this "General Preferences" dialog is you're referring to. I don't see anything like this in BOINC.

I am an accomplished C++/Java/.NET developer w/ Visual Studio installed on this box if you need me to grab a stack trace, I'd be happy to next time!
5) Message boards : Number crunching : Report Problems with Rosetta Version 5.22 (Message 18931)
Posted 19 Jun 2006 by rriggs
Post:
For the past week or so I've been getting 2-3 crashes per day. The failed work units show up as "Compute Error" with no credit. Do I need to report this? Or will the appropriate party see these errors and be able to deal with them on their own?






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