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Message-ID: <m3my8hlklt.fsf@intrepid.localdomain>
Date: Tue, 09 Jun 2009 13:20:14 +0200
From: Krzysztof Halasa <khc@...waw.pl>
To: Michael Tokarev <mjt@....msk.ru>
Cc: Eric Dumazet <dada1@...mosbay.com>,
Linux-kernel <linux-kernel@...r.kernel.org>,
netdev <netdev@...r.kernel.org>
Subject: Re: [Security, resend] Instant crash with rtl8169 and large packets
Michael Tokarev <mjt@....msk.ru> writes:
> Well, the performance is quite good -- 935Mb/sec according to iperf
> for TCP. With UDP I got 1.05Gb/sec, but CPU usage is 100% during
> all test time (for TCP test the CPU is in use for less than 5%).
BTW you may want to try pktgen for TX bandwidth tests (a kernel module).
In "clone" mode a slow IXP425 (ARM XScale) 533 MHz + Intel's 82541xx
E1000 chip are able to transmit 1500-byte packets at full gigabit speed.
--
Krzysztof Halasa
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