libxenctrl

• xc_domain_claim_pages()

  Stake a claim for further memory for a domain, and release it too.

• xc_domain_node_setaffinity()

  Set a Xen domain's NUMA node affinity for memory allocations

• xc_vcpu_setaffinity()

  Set a Xen vCPU's pCPU affinity and the domain's NUMA node affinity