Messages in this thread | | | From | Alan Cox <> | Subject | Re: Suggestion: how to deal with unloggable kernel death. | Date | Tue, 9 Apr 1996 11:03:46 +0100 (BST) |
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> The existence of the serial console patches has given me an idea in this > direction: This driver would be fine for logging to a terminal (but how > many people have them? And that won't help if we have a message longer > than the terminal's screen. Also, if it uses serial ports, if it operates > using interrupts we are again stuffed if the interrupt handler has been > nuked. I think it uses polled access though... )
Polled. Its ok
> Result: just hook an el-cheapo dot-matrix printer to your box, load it > with a few 1000 sheets of fanfold, and wait for that next devious crash to > roll in. Obviously won't catch those crashes which won't generate any > messages at all, but otherwise, fairly foolproof.
When I were a lad ;) you plugged printers into serial ports too. I've got an Epson PX-4 laptop plugged into my development serial port running a trivial CP/M terminal application and logging. Saves wasting trees, gets the logs and I got two PX-4's for free from a junk box of them ;)
Alan
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