From: uaca@alumni.uv.es
To: Srihari Vijayaraghavan <harisri@bigpond.com>
Cc: linux-kernel@vger.kernel.org
Subject: OFFTOPIC: Re: Request for help - tcpdump on many ethernet cards simulateneously
Date: Thu, 13 Mar 2003 15:28:44 +0100 [thread overview]
Message-ID: <20030313142844.GA22679@pusa.informat.uv.es> (raw)
In-Reply-To: <200303140051.19453.harisri@bigpond.com>
On Fri, Mar 14, 2003 at 12:51:19AM +1100, Srihari Vijayaraghavan wrote:
[...]
> What I am really worried about is kernel may start dropping the packets after
> few hours/days and/or tcpdump/kernel may not be able to keep up with the
> network load due to IO load on the hard drives, memory pressure etc..
find a libpcap using CONFIG_PACKET_MMAP, and you will probably forget about
drops IMHO
if you do find it, please let me now
I'm currently using pandora's monitor modified libpcap.... GREAT
I think that Linux is the only OS that provides user space buffers to packet
capture... am I wrong?
Maybe this is an offtopic on this mailing list...
...so this is my first and last mail about it here.
Ulisses
Debian GNU/Linux: a dream come true
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prev parent reply other threads:[~2003-03-13 14:18 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-03-13 13:51 Srihari Vijayaraghavan
2003-03-13 14:25 ` Torsten Foertsch
2003-03-13 14:28 ` uaca [this message]
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