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List:       flowscan
Subject:    Re: Huge Spike - Graph doesn't tally with flow-stat?
From:       Mark Fullmer <maf () splintered ! net>
Date:       2002-03-15 5:34:28
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You're comparing a 5 minute average of all flows versus possibly a single
very bursty flow.

 o flow-stat -f15 will do the bandwidth calculation for you.

 o flow-filter -p1214 < <file> | flow-print should show the 
   flow(s) that are creating the spike.

mark

On Wed, Mar 13, 2002 at 10:55:58PM -0800, Franky Holly wrote:
> Hi,
> 
> The graphs shows a big spike of over 400Mbps, but
> flow-stats shows less than 5Mbps bandwidth
> utilization.
> 
> Here's what I get for three flow files of 5min
> interval during the "spike" time, & attached is the
> graph.
> 
> Any idea what's wrong?
> 
> ft-v05.2002-03-14.134500+0800
> Total Octets                    : 190669167 (4.9 Mbps)
> Duration of data  (realtime)    : 308
> 
> ft-v05.2002-03-14.135000+0800
> Total Octets                    : 65699906  (1.7 Mbps)
> Duration of data  (realtime)    : 306
> 
> ft-v05.2002-03-14.135500+0800
> Total Octets                    : 88291309   (2.3
> Mbps)
> Duration of data  (realtime)    : 299
> 
> Thanks!
> 
> Rgds,
> 
> 
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