[CentOS] Re: smp falls back to up mode on quad core
Julian Echave
julian.echave at gmail.comWed May 28 15:55:30 UTC 2008
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Indeed, it does default to on. I left it explicitly ncpi=on as a reminder that it MUST be on for the four cpus to be seen. On Wed, May 28, 2008 at 12:33 PM, Scott Silva <ssilva at sgvwater.com> wrote: > on 5-28-2008 8:09 AM Julian Echave spake the following: > >> Solved it! >> After quite a lot of messing around... >> It turns out i was booting with the acpi=off option, but for the BIOS to >> see the 4 processors acpi has to be on. >> The problem was that with acpi=on, boot hangs, unless pci=nommconf is >> added to the boot options. >> >> To summarize, >> >> I now boot using the options >> >> acpi = on pci=nommconf >> >> Thanks. >> >> Julian. >> > Doesn't acpi default to on? So you "should" be able to just have > pci=nommconf. > > > -- > MailScanner is like deodorant... > You hope everybody uses it, and > you notice quickly if they don't!!!! > > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos/attachments/20080528/f036cb66/attachment-0001.html>
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