Wireshark · Wireshark-users: Re: [Wireshark-users] What is the maximum data rate supported by wireshark

["Gianluca Varenni" <gianluca.varenni@xxxxxxxxxxxx>]

----- Original Message ----- 
From: "Jeff Morriss" <jeff.morriss.ws@xxxxxxxxx>
To: "Community support list for Wireshark" <wireshark-users@xxxxxxxxxxxxx>
Sent: Friday, April 04, 2008 9:31 AM
Subject: Re: [Wireshark-users] What is the maximum data rate supported by 
wireshark


> Tapas Chatterjee wrote:
> > Hi,
> > My System configuration is given below:
> >
> >     * PC, Intel(R) Xeon(TM) CPU 3.00 GHz, Dual CPU Dual core,3 GB RAM
> >     * Linux OS (RHEL 4.0)
> >     * Ethernet NIC adapter (10/100 Mb/s)
> >
> > And now my queries are:
> > 1) Can wireshark support the data rate 70- 80 Mbps?
> > 2) What is the maximum data rate supported by wireshark?
>
> Wireshark will capture the traffic as fast as it can depending on your
> hardware.  I don't usually have to worry about data rates so I'm not
> sure what your machine is capable of.
>
> But, if you're worried about the data rate don't use Wireshark to do the
> capturing: use 'dumpcap' instead.  It simply captures the packets and
> writes them to a file (or series of files) allowing you to do the (CPU-
> and memory-intensive) analysis offline.

Also, measure the maximum data rate supported by your hard-drive. I usually 
use iometer to measure how fast my harddrive is.

Hope it helps
GV



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