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Why is Climate prediction eating my disk space like candy

Why is Climate prediction eating my disk space like candy

Questions and Answers : Windows : Why is Climate prediction eating my disk space like candy
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old_user69106

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Message 18891 - Posted: 31 Dec 2005, 6:39:54 UTC

I have 4 projects running one one of my machines, the disk space was set to 2 gig, climate prediction somehow grew to 19.5 gig, this is well beying the 16% of the 2 gig resources I placed in the settings. The files grew to the extent that no other project would connect, I would get a red error message stating that the resources for the other 3 projects were not sufficent for the projects to continue. Disk/resource usage was set as follows: Seti and this project are set at 16.67%, while einstein, and lhc are set at 33.3%. I have since gone in and deleted 18gig that was in a temp folder, but that still did not start the other projects up again.

Why did the program expand so radicaly beyond the 2 gig limit I set.

the basic specs for the system are amd3200xp+, 1 gigmemory, 40gig hard drive, and windows xppro sp2

As probibly a temporary fix i jumped my disk space to 5gig allowed usage by boink, but I need answers, or this project will on my machines go the way of the do-do bird. In favor of the other projects, as they consume far less resources
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Les Bayliss
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Message 18892 - Posted: 31 Dec 2005, 6:54:46 UTC

As you have your computers hidden, we can only guess.

So, guess No. 1) the large file that you deleted was an stdoutdae.txt file in one of the folders of a model.
Some people have reported getting this file, although I have no idea why.
The only file of this name should be in your BOINC folder, and be less than 1Meg.
It is a list of the messages created by BOINC, and which appear in the Messages tab.

Guess No. 2) You are creating a sulphur model. These grow to about 2.5Gig.
To see why climate[rediction files are big, read the Science pages to see what it is this project is doing.
Briefly: cpdn starts with a basic set of data, adds some parameter changes, and then spends weeks creating a 3D model of the Earth\'s atmosphere at half hour intervals.
The other projects, in contrast, take \'large\' chunks of data and search them for certain predefined values. This is a lot simpler, and doesn\'t create large files.

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Message 18896 - Posted: 31 Dec 2005, 11:27:48 UTC - in response to Message 18892.  

As you have your computers hidden, we can only guess.

So, guess No. 1) the large file that you deleted was an stdoutdae.txt file in one of the folders of a model.
Some people have reported getting this file, although I have no idea why.
The only file of this name should be in your BOINC folder, and be less than 1Meg.
It is a list of the messages created by BOINC, and which appear in the Messages tab.

Guess No. 2) You are creating a sulphur model. These grow to about 2.5Gig.
To see why climate[rediction files are big, read the Science pages to see what it is this project is doing.
Briefly: cpdn starts with a basic set of data, adds some parameter changes, and then spends weeks creating a 3D model of the Earth\'s atmosphere at half hour intervals.
The other projects, in contrast, take \'large\' chunks of data and search them for certain predefined values. This is a lot simpler, and doesn\'t create large files.


To add another possiblity to this answer. If you have any completed (or aborted) models they tend to leave a fairly large directory behind. You can go backup and delete any that are not referenced in your work tab. (you can even skip the backup as well).
BOINC WIKI

BOINCing since 2002/12/8
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Message 18897 - Posted: 31 Dec 2005, 13:46:06 UTC - in response to Message 18896.  

I\'m going to trim CPDN disk usage in the future (i.e. the upcoming coupled model & beyond) -- but a big problem is if it crashes right off the bat, i.e. a segfault that will crash the \"monitor\" program that is supposed to do the cleanup!
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Message 18903 - Posted: 31 Dec 2005, 22:03:09 UTC - in response to Message 18896.  

I will unhide my systems for 2 weeks, so you can see them.

As to the file deleted, I deleted the contents of a tmp folder having well over 1000 files, which had grown to 18gig.

If I understand the directory names right, the information I deleted was not in a sulfur model. the directory name is 24hl_000120137.

What is strange to me is the fact that I have climate prediction running on 2 of my systems, and only on one do I have this build up of material. on my system named tivo

As you have your computers hidden, we can only guess.

So, guess No. 1) the large file that you deleted was an stdoutdae.txt file in one of the folders of a model.
Some people have reported getting this file, although I have no idea why.
The only file of this name should be in your BOINC folder, and be less than 1Meg.
It is a list of the messages created by BOINC, and which appear in the Messages tab.

Guess No. 2) You are creating a sulphur model. These grow to about 2.5Gig.
To see why climate[rediction files are big, read the Science pages to see what it is this project is doing.
Briefly: cpdn starts with a basic set of data, adds some parameter changes, and then spends weeks creating a 3D model of the Earth\'s atmosphere at half hour intervals.
The other projects, in contrast, take \'large\' chunks of data and search them for certain predefined values. This is a lot simpler, and doesn\'t create large files.


To add another possiblity to this answer. If you have any completed (or aborted) models they tend to leave a fairly large directory behind. You can go backup and delete any that are not referenced in your work tab. (you can even skip the backup as well).


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Message 18905 - Posted: 31 Dec 2005, 23:02:40 UTC

Another possibility:
There is an option in the graphic display to record the pretty pictures for playback. I don\'t know where the output goes or how it\'s identified (someone please help) but it is said to grow quite large. I think Tolu posted, don\'t recall which Board, that he\'ll make it less easy to turn that feature \"on\" accidently.

"We have met the enemy and he is us." -- Pogo
Greetings from coastal Washington state, the scenic US Pacific Northwest.
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Les Bayliss
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Message 18906 - Posted: 31 Dec 2005, 23:24:46 UTC

Ah, you\'re right, AstroWX.
I\'d forgotten that!
Found his post: <a href=\"http://climateapps2.oucs.ox.ac.uk/cpdnboinc/forum_thread.php?id=3588\"> here.</a>

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Steven Ophalvens

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Message 18976 - Posted: 4 Jan 2006, 1:13:58 UTC - in response to Message 18903.  

If I understand the directory names right, the information I deleted was not in a sulfur model. the directory name is 24hl_000120137.


That WU errored-out. Could that have been caused by the deletion of the contents of that directory, or did the error occur before that?

<a href="http://www.boinc.be"><img src="http://www.boinc.be/boinc_be.gif"></a>
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