On 10/04/15 10:31, Jiri Denemark wrote: > This is likely because of some other feature is missing. SandyBridge CPU > model requires the following features to be supported (on top of those > supported by Nehalem): aes, pclmuldq, x2apic, tsc-deadline, xsave, avx, > rdtscp. Thanks for this background information, in fact, this cpu misses the "aes" flag somehow. -- Mit freundlichen Grüßen / Regards Sven Kieske Systemadministrator Mittwald CM Service GmbH & Co. KG Königsberger Straße 6 32339 Espelkamp T: +49-5772-293-100 F: +49-5772-293-333 https://www.mittwald.de Geschäftsführer: Robert Meyer St.Nr.: 331/5721/1033, USt-IdNr.: DE814773217, HRA 6640, AG Bad Oeynhausen Komplementärin: Robert Meyer Verwaltungs GmbH, HRB 13260, AG Bad Oeynhausen -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list