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Re: IPsec performance

To: Miika Komu <miika@xxxxxx>
Subject: Re: IPsec performance
From: Patrick McHardy <kaber@xxxxxxxxx>
Date: Tue, 3 May 2005 02:55:16 +0200 (CEST)
Cc: netdev@xxxxxxxxxxx
In-reply-to: <>
References: <> <>
Sender: netdev-bounce@xxxxxxxxxxx
On Mon, 2 May 2005, Miika Komu wrote:
I compared TCP-over-NULL-ESP vs. plain-TCP throughput with "ttcp" tool and
obtained the following results:

Plain-TCP:      11 megabytes/s
NULL-ESP:       2.5 megabytes/s

I browsed the archives also and found this one:

null encryption uses a block size of 1, which causes inefficent handling of the data. I'm unsure if some hack for this specific case is worth it since its only meant for testing.


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