- We found following phenomenon on our RHEL7 node.
- Is it possible to use a NUMA configuration for a KVM VM on RHEL 7?
If the XML has the following configuration the machine starts properly:
<numatune> <memory mode='strict' nodeset='0'/> </numatune>
If the XML has the following configuration the machine fails to start:
<numatune> <memory mode='strict' nodeset='1'/> </numatune>
root@host ~# sudo virsh start vm001 error: Failed to start domain vm001 error: internal error: process exited while connecting to monitor: kvm_init_vcpu failed: Cannot allocate memory kvm_init_vcpu failed: Cannot allocate memory in NUMA
- Red Hat Enterprise Linux (RHEL) 7.0
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