From: Krzysztof Halasa <khc@pm.waw.pl>
To: Michael Tokarev <mjt@tls.msk.ru>
Cc: Eric Dumazet <dada1@cosmosbay.com>,
Linux-kernel <linux-kernel@vger.kernel.org>,
netdev <netdev@vger.kernel.org>
Subject: Re: [Security, resend] Instant crash with rtl8169 and large packets
Date: Tue, 09 Jun 2009 13:20:14 +0200 [thread overview]
Message-ID: <m3my8hlklt.fsf@intrepid.localdomain> (raw)
In-Reply-To: <4A2D825B.6090409@msgid.tls.msk.ru> (Michael Tokarev's message of "Tue\, 09 Jun 2009 01\:27\:55 +0400")
Michael Tokarev <mjt@tls.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
next prev parent reply other threads:[~2009-06-09 11:20 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-08 13:25 [Security, resend] Instant crash with rtl8169 and large packets Michael Tokarev
2009-06-08 14:27 ` Eric Dumazet
2009-06-08 14:53 ` Michael Tokarev
2009-06-08 15:06 ` Eric Dumazet
2009-06-08 15:37 ` Michael Tokarev
2009-06-08 15:59 ` Eric Dumazet
2009-06-08 16:26 ` Michael Tokarev
2009-06-08 17:30 ` Eric Dumazet
2009-06-08 19:28 ` Michael Tokarev
2009-06-08 19:57 ` Michael Tokarev
2009-06-08 21:17 ` Eric Dumazet
2009-06-08 21:27 ` Michael Tokarev
2009-06-09 11:20 ` Krzysztof Halasa [this message]
2009-06-08 22:02 ` Francois Romieu
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