Date: Mon, 26 Feb 2001 16:11:24 -0800 (PST) From: Matthew Jacob <mjacob@feral.com> To: John Baldwin <jhb@FreeBSD.org> Cc: current@FreeBSD.org Subject: RE: does SMP i386 work at all right now? Message-ID: <Pine.LNX.4.21.0102261610370.1691-100000@zeppo.feral.com> In-Reply-To: <XFMail.010226160857.jhb@FreeBSD.org>
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On Mon, 26 Feb 2001, John Baldwin wrote: > > On 26-Feb-01 Matthew Jacob wrote: > > > > I finally realized I hadn't been running my 2xPPro box with SMP enabled for a > > month or so. The top of tree, with the exception of Jake's last fix, hangs: > > > > Mounting root from ufs:/dev/da0a > > da0s1: type 0xa5, start 63, end = 8385929, size 8385867 : OK > > WARNING: / was not properly dismounted > > p/MsPb:i nC/PiUn1i taLiatu:n cted! > > ic_initialize(): > > lint0: 0x00010700 lint1: 0x00010400 TPR: 0x00000010 SVR: 0x000001ff > > swapon: adding /dev/da0b as swap device > > Automatic boot in progress... > > .... > > > > (note the mangeld serial output) > > It's not mangled per se, it's a panic message frome one CPU while the other CPU > was initializing. It looks like using a serial console exacerbated the race on > the kernel console output and ended up dropping characters. Of the > 'SMP: AP CPU #1 Launched!' message you seem to have 'MP: CPU1 Launced!' with > 'p/sbin/initaittic_initialize()' mixed in with it. Hmm, are you booting > verbose? Yes. > > Hmm, a verbose boot on my dual 600 with a non-serial console has this: > > SMP: AP CPU #1 Lstart_init: trying /sbin/init > uanched! > SMP: CPU1 apic_initialize(): > ... > > So perhaps it is not panicing, but just the usual console mangling resulting > from multiple processors writing to the kernel console at the same time. I'm > not sure why it hangs for you though.. > > > Is this supposed to work right now? > > Yes. Well, heh, it works less well than Alpha (UP of course) for me. So, this customer will come back later....got things to do.. -matt To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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