Waiting for memory

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Greg_BE

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Message 1581 - Posted: 25 Nov 2021, 23:40:28 UTC

I am not using close to half of my physical ram.
This machine was built for multi project high ram usage.

So is it Vbox that is complaining and how do I increase it's ram usage?
I am running LHC ATLAS, RAH -Python (finally),this project SiDock that all use Vbox. Maybe not all at the same time, but at least 3 tasks are using Vbox at the same time from different projects.
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Tullio

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Message 1582 - Posted: 26 Nov 2021, 7:02:06 UTC - in response to Message 1581.  

In QuChem VBox uses 1900 MB RAM, in Atlas@home 4800 MB RAM, in Rosettta python 6344 MB RAM. So if you add them no wonder RAM is missing.
Tullio
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PDW

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Message 1583 - Posted: 26 Nov 2021, 8:05:58 UTC

What percentage of RAM do you allow BOINC to use (set in your preferences) ?
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Greg_BE

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Message 1584 - Posted: 26 Nov 2021, 17:48:38 UTC - in response to Message 1583.  
Last modified: 26 Nov 2021, 18:06:48 UTC

What percentage of RAM do you allow BOINC to use (set in your preferences) ?


Unlimited (100%) in both boxes.
But, I run a whole slew of projects on BOINC plus FAH.
I was just looking at Boinc Tasks record of memory and the totals there put it at 22.4 GB
I run FAH as well and the current figure is 370MB of memory.
Because now I have a RAH task that is waiting for memory.
So I guess I need to upgrade my oldest sticks of RAM to eliminate this problem.
How much RAM would you suggest? Another 6 GB or more for 30 or more GB of RAM?

But the interesting thing is, Windows task manager says I am only using 36% of that 24 GB, but Boinc says other wise. Why is this?
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Tullio

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Message 1585 - Posted: 27 Nov 2021, 9:13:06 UTC
Last modified: 27 Nov 2021, 9:27:07 UTC

I use GPU-Z to control my memory usage. Yes, i still get "waiting for memory" while running both QuChem and Rosetta python on VBox tasks. But I only have 12 GB RAM on this PC. On another I have 24 GB RAM but only 11 GB available on disk for BOINC, so Rosetta python will not run on it.It needs 19 GB.
Tullio
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Message boards : Number crunching : Waiting for memory

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