Messages in this thread | ![/](/images/icornerl.gif) | | Subject | Re: [PATCH] 2.5.59 morse code panics | From | Valdis.Kletnieks@vt ... | Date | Fri, 31 Jan 2003 09:40:27 -0500 |
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On Fri, 31 Jan 2003 13:22:21 GMT, Dave Jones said:
> Or you could put down the crackpipe and run a serial console between > the two boxes. Or even netconsole would make more sense > (and be a lot more reliable).
There's a classic Monty Python skit where John Cleese is organizing an expedition to build a bridge between the two peaks of Mt Kilamanjaro.
I have to do most of my kernel hacking at home, on my own time. So I'm sitting there with a laptop and no second machine. Now, if the intent is to say "Don't bother doing anything that might require debugging unless you can afford 2 machines", that's OK - but let's be open about that requirement. And has been pointed out, some laptops don't even *HAVE* a serial port.
There's a *REASON* that IBM RS/6K boxes have at least a little 3-digit LED display - during boot or a panic, even if you can't trust the console drivers anymore, you can still output *something*.
-- Valdis Kletnieks Computer Systems Senior Engineer Virginia Tech
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