Hi ,
I apologize to send again the message but I realized that i didn't 
put the subject and so people could not reply correctly

>Date: Wed, 12 Jan 2005 10:29:09 -0500
>To: r-help@stat.math.ethz.ch
>From: saverio vicario <saverio.vicario@yale.edu>
>Subject:
>Cc:
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>Dear help desk and R community,
>I have a problem on how R2.0 handle the RAM, maybe a bug
>In fact I used R1.9 since  january 2004 with large data set using a 
>macosx G5 with 1G of ram without problem .  Then I passed to 2.0 and 
>I found myself short in  ram using virtual memory.  I tried to use 
>the program from terminal windows to avoid the GUI but it was the 
>same.  The annoying part  is that even if I cancel big object from 
>the workspace the RAM consumption do not decrease (looking at the 
>percentage of usage in ps or the actual value in "activity 
>monitor"). Only after a long time (1/2 hour ) the consumption of RAM 
>decreased somewhat. When I use the workspace browser on the GUI and 
>I use "refresh" the consumption of RAM fluctuate each time  both 
>decreasing and incresing even if the workspace do not change. For 
>example I can pass from using 270mb of memory to 430mb (or the 
>contrary) simply pushing several time refresh.  The value is stable 
>once I do not push refresh anymore
>thanks
>saverio

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