@bonienl
The VM GUI editor is hard coded to set the thread count to 1 if it detects an AMD processor in libvirt.php
// detect if the processor is AMD, and if so, force single threaded
$strCPUInfo = file_get_contents('/proc/cpuinfo');
if (strpos($strCPUInfo, 'AuthenticAMD') !== false) {
$intCPUThreadsPerCore = 1;
}
This was due to AMD reporting no support for hyperthreadding in a VM. With UNRAID 6.8.1 RC1, hyperthreadding is supported with CPU passthrough as is (and CPU cache) if the