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Re: serial console and panic

Thomas E. Spanjaard <tgen%deepbone.net@localhost> wrote:

> If there is an earthing potential difference between the two machines
> connected with a serial (RS232/null-modem) cable, the resulting
> (mini-)surge will be interpreted as a break signal. You can prevent it
> by using special cables or wiring a resistor between the ground
> connections (iirc). Another workaround is to not have a break signal
> trigger DDB (I think there's a sysctl for that).

The machine still crashes without a serial cable attached (but now I
don't have access to the debugguer anymore).

I have run out of workarounds. This box worked fine with NetBSD 4...

Emmanuel Dreyfus

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