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Former Member
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sad crashing

Hi anyone else having problems with WCG screensaver crashing since starting the Rice project? Mine has crashed 3 times in 2 days. This is on an Intel core2 with 1Gb ram with only Media Player, Outlook and IE running
[May 15, 2008 12:45:20 PM]   Link   Report threatening or abusive post: please login first  Go to top 
knreed
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Re: crashing

Eryl,

What information is displayed when it crashes?

thanks,
Kevin
[May 15, 2008 12:59:35 PM]   Link   Report threatening or abusive post: please login first  Go to top 
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Re: crashing

Hi anyone else having problems with WCG screensaver crashing since starting the Rice project?


I had the same problem. The Rice graphics ran during the initialization phase of my first WU, but crashed after the first checkpoint. ( I have my messages show checkpointing.) I received no error messages.

I restarted the graphics, but they crashed almost instantly, after about 4 seconds, this second time. I kept this up for about eight more attempts with the same results. I would press the graphic command keys such as B and I, although I rarely had time. Nothing worked. I received no error messages. The only other thing that I can report is that my windows task manager showed that the Rice graphics application would drop out of memory at the time of the crash.

You will notice that I said that I had the problem. About an hour later I tried again and everything worked! I left graphics running for about a half hour changing display options. I restarted the graphics about four times for short periods and then later in the day I ran it for over an hour. No problems!

I have XP Home SP2, I have not installed SP3 yet.

Jack
[May 15, 2008 2:18:30 PM]   Link   Report threatening or abusive post: please login first  Go to top 
Sekerob
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Re: crashing

5.10.13 ! A good reason to go for 5.10.45 AND, it cannot be said enough to regularly do a system boot and keep those system & display drivers up to date.

Curious to know what system and BOINC version Eryl has running and as faith will have it, all is up to snuff on his system.

Let me fire up 4xrice on my quad and see if i can bring it down.
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[May 15, 2008 2:26:56 PM]   Link   Report threatening or abusive post: please login first  Go to top 
Sekerob
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smile Re: crashing

Cannot replicate on Vista HP 32 bit with 4 Rice running for 30 minutes. Manually calling the graphics works including all the key options e.g. adding the atoms, green, blue red, purple.

Hands off the screensaver comes up with the initial BOINC logo and switching to project graphics. Obviously any button or mouse operation took it into the sign in screen.

No entries in message log nor any abnormality in any of the stderr.txt files.
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[Edit 1 times, last edit by Sekerob at May 15, 2008 3:31:16 PM]
[May 15, 2008 3:13:03 PM]   Link   Report threatening or abusive post: please login first  Go to top 
uplinger
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Re: crashing

Greetings,

What may be happening on your machine is that you are not able to set up shared memory for the graphics application. If this happens, then the graphics application will immediately shutdown due to one of the checks in the code. We attempt to make sure that the graphics information is updated regularly and if it isn't then the graphics will shutdown. Please check your stderr for the work unit and see if there is a shared memory issue.

Now if your machine has the shared memory issue on one work unit, this does not mean that it will not have the issue with the next or even if you suspend the work unit (making sure it goes out of memory) and then restarting it may give your shared memory a kick start.

I will look into adding a message on the screen that states memory not available then shutdown the graphics 5 seconds after that.

-Uplinger
[May 15, 2008 3:27:29 PM]   Link   Report threatening or abusive post: please login first  Go to top 
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Re: crashing

Thanks for the response guys. I'm afraid I'm not a computer techie, so can only give you limited info on my system. It is an office pc with onboard video chip using 64Mb shared memory.
The symptoms are that the screen goes blank, the hard disc light flickers furiously and the machine is very slow to respond. Eventualy I can get task manager up and find that WGC is Not Responding. After a few tries I can get WCG to shut down but the machine is quite sluggish untill I do a reboot.
Don't know if that gives anyone a hint as to the cause.
Eryl
[May 16, 2008 2:50:00 PM]   Link   Report threatening or abusive post: please login first  Go to top 
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