Joerg Roedel wrote: > On Tue, Mar 04, 2008 at 01:21:53PM -0300, Glauber Costa wrote: >> Hi guys, >> >> Here's a first series of patch aiming at vcpu pinning support in qemu. >> Ideally, as vcpu as just normal threads, the usual userspace tools can be >> used >> to set cpu affinities mask. >> >> However, It makes it very difficult to _start_ a vm with vcpus pinned, since >> we don't know the thread ids from qemu in advance, nor do we know when are >> the >> vcpus created. >> >> The patches introduce a -cpu-map option, that, if specified, starts the >> virtual cpus >> with the specified affinities. >> >> Comments? Welcome. Random rants? Not welcome, but... how can I stop you? So >> go ahead! > > Cool, this goes into the same direction as I planned for KVM-NUMA > support. Do you plan to extend vcpu pinning into that direction? I don't have any immediate plans, but it is surely interesting. If the patches (or something inspired in them) make it, there's something we can draw support for.
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