Measuring memory perf

Chuck Swiger cswiger at
Mon Jul 14 10:39:06 PDT 2003

Michael Conlen wrote:
> I'm running a number of Apache webservers that use 4 GB of memory. I'm 
> working on tuning the configurations for Apache, a number of which 
> affect memory usage. My question is, is there a way to measure inactive 
> pages that get used again. I figure I'll adjust the Apache memory usage 
> while monitoring the inactive use versus the disk usage.

/usr/ports/web/analog will show you lots of useful stats, including the 
resources people are hitting most often.  Apache is generally stateless and 
doesn't hold on to resources after serving them, modulo things like mod_perl and 
the like which do keep state between transactions.


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