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Date:      Thu, 29 Jan 2004 08:26:00 +1100
From:      Rowdy <david@fielden.com.au>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: showing total/free memory
Message-ID:  <401828E8.5090907@fielden.com.au>
In-Reply-To: <20040128211153.GA40209@wopr.caltech.edu>
References:  <401823B2.7050400@fielden.com.au> <20040128211153.GA40209@wopr.caltech.edu>

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Matthew Hunt wrote:

> On Thu, Jan 29, 2004 at 08:03:46AM +1100, Rowdy wrote:
> 
> 
>>I am setting up MRTG and at the moment I am parsing /var/run/dmesg.boot 
>>and the output from `top -b -d 1` to get total and free memory 
>>respectively, but I hope there is an easier way.
> 
> 
> Try "vmstat" instead.
> 

Thought of that.  According to the man page, vmstat shows, for memory:

avm     active virtual pages
fre     size of the free list

Does the size of the free list correspond to actual free memory?  I 
wasn't sure whether that was the case or not.

Also, it's a case of parsing the output from top or parsing the output 
from vmstat - I had hoped there would be a simple command that would 
show memory state :)

Dave



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