11 Sep
                
                    2015
                
            
            
                11 Sep
                
                '15
                
            
            
            
        
    
                9:29 a.m.
            
        quick question:
I have a linux box with the follow memorys
cached memory memory buffers physical memory shared memory swap space virtual memory
my question is this: how do i ONLY monitor physical memory? I suspect its an entity i need to set but i don't know how to find the name of it?