Re: [Security, resend] Instant crash with rtl8169 and large packets

Krzysztof Halasa
2009-06-09T11:20:29Z

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