Ethereal-users: Re: [Ethereal-users] IO Graphs - SUM & Count

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From: Guy Harris <gharris@xxxxxxxxx>
Date: Tue, 6 Apr 2004 22:47:44 -0700
On Wed, Apr 07, 2004 at 03:31:29AM +1000, Ronnie Sahlberg wrote:
> Use COUNT() when you want to plot how many times a certain item occurs in
> the capture. Note that some fields may occur multiple times in the same
> packet.
> 
> Use SUM() if you want to plot the sum of the values for all these fields
> added up.

Perhaps the Ethereal man page should give more details of the
SUM/COUNT/MAX/MIN/AVG/LOAD functions.  (The names of all but LOAD should
suggest what they do, but perhaps they should, for example, note what
happens when fields occur multiple times.)