Date: Fri, 9 Jul 2004 10:27:24 +0000 (UTC) From: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net> To: Robert Watson <rwatson@freebsd.org> Cc: FreeBSD current mailing list <current@freebsd.org> Subject: Re: losing serial console Message-ID: <Pine.BSF.4.53.0407091011360.59767@e0-0.zab2.int.zabbadoz.net> In-Reply-To: <Pine.NEB.3.96L.1040708121710.81252D-100000@fledge.watson.org> References: <Pine.NEB.3.96L.1040708121710.81252D-100000@fledge.watson.org>
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On Thu, 8 Jul 2004, Robert Watson wrote: > > ok I further tested things and cannot get serial console with either > > 4BSD or ULE with sources from around 20040707-2120 UTC so it's not a > > problem of the scheduler. > > If you back out to before July 2, 2004, does life get any better? That's > the day John committed the preemption changes. if I am right this got fixed in the last hours so HEAD should be ok now ? I am currently running cvs up. > > here's what a show gives before booting: > <snip> > > Anyone ? > > All your settings looke reasonable to me. Has anything changed WRT ACPI > use on your system in the last week? Nate committed the ACPI blacklist > stuff, and I have several boxes that fail to properly use serial ports > when not using ACPI. If ACPI suddenly turned off, that could have > triggered the problem? pre-loading acpi didn't make any differences. Not that I had expected this on a P200. I have just verified that a complete build from 20040417-1155 from home boots up fine with serial console (same kernconf, same make.conf). where does the kernel learn the things from the loader/pxeboot i.e. comsonsole and boot -h ? -- Bjoern A. Zeeb bzeeb at Zabbadoz dot NeT
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