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Message-ID: <20100502104350.GS4586@mail.wantstofly.org> Date: Sun, 2 May 2010 12:43:50 +0200 From: Lennert Buytenhek <buytenh@...tstofly.org> To: Stefan Agner <stefan@...er.ch> Cc: netdev@...r.kernel.org Subject: Re: ep93xx_eth stopps receiving packages On Mon, Apr 19, 2010 at 05:38:13PM +0200, Stefan Agner wrote: > I'm using Linux 2.6.32.9 on a technologic systems TS-7250 SBC board, with > the ep93xx_eth driver for networking. On three identical, but independent > systems I noted that the system is unreachable after a while. On a serial > terminal I noted that only the TX counter counts onward, RX stays where it > is, > no matter if i try to ping from or to the system. Wireshark tells me exactly > that too: I see helpless ARP requests which gets answered, but no ICMP. The > system doesnt receive the ARP requests, and just sends another one. (So does the board or does it not respond to ARP requests for its IP?) > With a simple program which sends small packages in a fast pace I can > reproduce the problem after several seconds (additional CPU load seem to > provoke the problem even more). Remove and replug the network cable doesn't > solve the problem, but ifup/down does. I don't see any messages in dmesg, > memory is still available. Do you see interrupts increasing in /proc/interrupts when this happens? -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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