Re: How to free RAM without reboot

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Hi 

I do have the same problem with Star Office and Open Office. I really
would like to solve this problem as I spend my time writing with SO. I
am sure people from OO or Sun could do something of it.

Philippe


Le mer 17/09/2003 à 13:24, Stephen Liu a écrit :
> Hi John,
> 
> Thanks for your advice.
> 
> It came to my notice that on copy and paste a selected paragraph of an
> OpenOffice document containing several pages I could not do it at one
> time.  I have to made copy and paste at several times even closing all
> other applications.  But if I reboot the PC I can reduce the time of
> copy/paste.  So it generated an concept to me whether the clipboard
> still holding some documents there which took up RAM
> 
> B.R.
> Stephen
> 
> On Wed, 2003-09-17 at 19:04, John Haxby wrote:
> > Stephen Liu wrote:
> > 
> > >Hi all folks,
> > >
> > >I am running 256MB RAM.  After running the OS a while it drops to about
> > >20MB free even closing all applications.  I have to reboot the PC to
> > >free it then it comes up to about 120MB free.
> > >  
> > >
> > That sounds about right, although I only have about 7MB free at the 
> > moment on my 512MB machine.   The remainder of the "free" memory not 
> > being used by applications is about 190M inactive and 160M buffer 
> > cache.  The inactive memory will get used if its needed by something 
> > else and the buffer cache is to save disk access (this is one of the 
> > reasons, if not the reason why, say, an 8M cache on a disk drive is a 
> > bit of a waste of time).
> > 
> > Linux likes to put all that memory you bought to good use.    You should 
> > expect to see a very small amount free, no matter how much you install 
> > in the machine.    A lot of memory is very useful.   On my work machine 
> > where I have a gig available, I can grep an entire source tree in the 
> > blink of an eye as it all nicely fits in memory.  Also, have you ever 
> > noticed that when you copy a file to a floppy it happens immediately and 
> > then several seconds later, the floppy light actually comes on?   And 
> > the first time you read files from a USB flash device it's really slow, 
> > but the second time it's instant?
> > 
> > You should, on the other hand, worry if you manage to keep 120M free for 
> > any length of time -- for some reason Linux isn't able to find anything 
> > useful to store in it.
> > 
> > jch
> 
> 
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> 


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