On Sun, May 18, 2025, at 1:23 PM, Radek wrote: >> Does it drop to ddb out of the blue without a clear reason? > I don't know, maybe there was some output before the ddb prompt... > >> Someone posted similar issue some time ago and it turned out to be a >> noise on the serial line resulting in spuriou "break into debugger" >> sequence. > Do you mean https://marc.info/?l=openbsd-bugs&m=173671607503431&w=2 ? > >> What your ddb.console sysctl? > ddb.console=0 > The console cable wasn't connected. > > The console speed was set to 115200, I have already switched to 9600. I > don't understand why I can see the booting process on 9600 now but I > need to reconnect with 115200 to log in to the system. It seemed to me > that the whole system would be available at 9600 (stty com0 9600).
This part of the FAQ covers the two parts needed for complete serial console access: https://www.openbsd.org/faq/faq7.html#SerCon Brian Conway
