xen-devel
Re: [Xen-devel] dom0-cpus problem with Xen 3.4.1-rc6
On 22/07/2009 18:29, "Pasi Kärkkäinen" <pasik@xxxxxx> wrote:
>> dom0-cpus does the same as dom0_max_vcpus -- it specifies number of VCPUs
>> which dom0 should run with. The difference is that dom0_max_vcpus=1 means
>> that is all that dom0 kernel will detect and boot with: you cannot
>> subsequently enable more. With (dom0-cpus 1), dom0 will boot with a vcpu for
>> every host cpu (by default) and then hot-unplug/offline all but one vcpu
>> when xend starts. The latter is obviously a more complex operation, but
>> could be reverted (i.e., you could online some of those vcpus at a later
>> time).
>
> Hmm, so 'dom0-cpus' in xend-config.sxp doesn't limit on what physical CPUs
> the VCPUs of dom0 can run on?
No, there's no way to configure affinity in the xend config file. You'd have
to issue 'xm vcpu-pin' commands after xend is started.
-- Keir
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- Re: [Xen-devel] dom0-cpus problem, (continued)
- Re: [Xen-devel] dom0-cpus problem, Nerijus Narmontas
- Re: [Xen-devel] dom0-cpus problem with Xen 3.4.1-rc6, Pasi Kärkkäinen
- Re: [Xen-devel] dom0-cpus problem with Xen 3.4.1-rc6, Nerijus Narmontas
- [Xen-users] Re: [Xen-devel] dom0-cpus problem with Xen 3.4.1-rc6, Pasi Kärkkäinen
- [Xen-users] Re: [Xen-devel] dom0-cpus problem with Xen 3.4.1-rc6, Nerijus Narmontas
- Re: [Xen-devel] dom0-cpus problem with Xen 3.4.1-rc6, Pasi Kärkkäinen
- [Xen-users] Re: [Xen-devel] dom0-cpus problem with Xen 3.4.1-rc6, Pasi Kärkkäinen
- [Xen-users] Re: [Xen-devel] dom0-cpus problem with Xen 3.4.1-rc6, Keir Fraser
- Re: [Xen-devel] dom0-cpus problem with Xen 3.4.1-rc6, Keir Fraser
- [Xen-users] Re: [Xen-devel] dom0-cpus problem with Xen 3.4.1-rc6, Pasi Kärkkäinen
- Re: [Xen-devel] dom0-cpus problem with Xen 3.4.1-rc6,
Keir Fraser <=
- [Xen-users] Re: [Xen-devel] dom0-cpus problem with Xen 3.4.1-rc6, Pasi Kärkkäinen
- Re: [Xen-devel] dom0-cpus problem with Xen 3.4.1-rc6 / HVM domains don't die, Pasi Kärkkäinen
- Re: [Xen-users] Re: [Xen-devel] dom0-cpus problem with Xen 3.4.1-rc6 / HVM domains don't die, Pasi Kärkkäinen
- [Xen-users] Re: [Xen-devel] dom0-cpus problem, George Dunlap
- [Xen-users] Re: [Xen-devel] dom0-cpus problem, Pasi Kärkkäinen
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