Using up memory and swap space

[Percy Barboza]

A good way to check process-specific memory consumption is seeing the DATA column by running top command (type f key once top is running)
DATA column reports the amount of memory in each process's data and stack segments

Percy


> From: Margaret_Doll at brown.edu
> To: redhat-list at redhat.com
> Date: Tue, 2 Jun 2009 17:10:57 -0400
> Subject: Re: Using up memory and swap space
> 
> I should have mentioned that I do use top.  "top" however, on our  
> system does not show a big user of memory.
> 
> On Jun 2, 2009, at 4:57 PM, Margaret Doll wrote:
> 
> > I have a ROCKS cluster running RedHat  2.6.18-53.1.14.e15 on the  
> > kernel.
> >
> > From time to time the memory and swap space on the system is almost  
> > completely used and the system hesitates.  The users logged onto the  
> > system are not taking up the memory.
> >
> > How do I find which process is using the memory?
> > If the memory is no longer being used by a process, how do I "free"  
> > it up.
> >
> > Same question with the swap space.
> >
> > free
> >             total       used       free     shared    buffers      
> > cached
> > Mem:       2054132    2026008      28124          0       1816     
> > 1348832 -/+ buffers/cache:     675360   1378772
> > Swap:      1020116     983328      36788
> >
> > Thanks.
> >
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