Linux: KVM Adds Support For SMP Guests

“A recently merged KVM patchset included support for guest SMP,
various performance improvements, and suspend/resume fixes. KVM
stands for Kernel-based Virtual Machine, ‘a full virtualization
solution for Linux on x86 hardware containing virtualization
extensions.’ In regards to the recently merged guest SMP support
which will be part of the upcoming 2.6.23 kernel, Avi Kivity
noted:

“‘Guest smp is fully operational. Kernel build on 2-way smp is
40% faster than on a up guest. Expect significant performance
improvements from in-kernel apic and from further tuning…'”

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