RE: [cobalt-users] RaQ4 daily bandwidth report script

[David Lucas <david@xxxxxxxxxxxxxxxx>]

At 12:58 PM 7/22/2002, you wrote:
> -----Original Message-----
> From: aljuhani [mailto:aljuhani@xxxxxxxxx]
> Sent: Friday, July 19, 2002 7:00 PM
> To: cobalt-users@xxxxxxxxxxxxxxx
> Subject: [cobalt-users] RaQ4 daily bandwidth report script
>
>
> I have a script insalled under my /etc/cron.daily for measuring Bandwidth
> used every 24 hours.  It sends an email every day telling me how much Tx and
> Rx bytes have gone over eth0.  Below is a report received today.  My
> question is about the 5th line (Total Mbytes changed : 309) what does it
> represnts exactly and what conversions needed to conver it to actual
> bandwidth value as 309 MB is not a realistic figure.
>
> _____BANDWIDTH REPORT______
>
> Network Usage Stats 20020720-040646
> -----------------------------------
> Tx bytes change from last report : 9316927
> Rx bytes change from last report : 314854476
> Total bytes changed from last report : 324171403
> Total Kbytes changed : 316573
> Total Mbytes changed : 309
> Total Gbytes changed : 0
> Daily allowance in Mbytes : 341
> ----------------------------------------
>
> Surprisingly the third line it _seems_ to be the
> arithmetic sum of the Tx ad Rx bytes. And line
> 5 _seems_ to be the line 3 total divided by
> 1047576 (a megabyte). What's the mystery? If 309
> megabytes is not realistic then either one or
> both of the Rx/TX counts is not realistic.
>
> _____________________________________

Line 1 and 2 add up to Line 3
Line 4 is line 3 divided by 1024
Line 5 is line 4 divided by 1024 and rounded off
Line 6 is line 5 divided by 1024 and rounded off