[Starlingx-discuss] BIOS settings (was: no subject)

open infra openinfradn at gmail.com
Thu Jul 8 08:28:05 UTC 2021


Thanks you Chris!

On Thu, Jul 8, 2021 at 1:30 AM Chris Friesen <chris.friesen at windriver.com>
wrote:

>
> I believe that the CPU C-state recommendation is to default to a
> minimum-latency configuration since that is what most users want and
> it's required to hit the published latency numbers.  The OS can override
> the default setting, and we will do so for nodes configured as
> low-latency (essentially we limit it to C1).  If the latency is not a
> concern, then allowing deeper C-states shouldn't break anything.
>
> I'm not sure about the "Plug & play BMC detection" setting, but it's
> still recommended in the R6 docs at
>
> https://docs.starlingx.io/deploy_install_guides/r6_release/bare_metal/dedicated_storage_hardware.html
>
> Chris
>
> On 7/4/2021 11:49 PM, open infra wrote:
> >
> > Hi,
> >
> > As per the hardware requirements, we should disable following settings
> > in the BIOS. I would like to know what's the reason behind these
> settings.
> >
> >   * CPU C state control disabled
> >
> >   * Plug & play BMC detection disabled
> >
> > [1]
> >
> https://docs.starlingx.io/deploy_install_guides/r5_release/bare_metal/dedicated_storage_hardware.html
> > <
> https://urldefense.com/v3/__https://docs.starlingx.io/deploy_install_guides/r5_release/bare_metal/dedicated_storage_hardware.html__;!!AjveYdw8EvQ!OBRG6R8mijUCXJMVYKMUsSFSivC7CkbRz3zxIbfr1iQg17M6fo95aMBKfOfbaB_2VHEC$
> >
> >
> > Regards,
> > Danishka
> >
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> >
>
>
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