Hi Hongyu Du:
How can I check if my virtual machine supports nx?
[root@ovirt-node1 bin]# cat /proc/cpuinfo |grep nx
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36
clflush acpi mmx fxsr sse sse2 ht syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl
eagerfpu pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt
tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch
intel_ppin ssbd ibrs ibpb stibp fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid
rtm mpx rdseed adx smap clflushopt clwb xsaveopt xsavec xgetbv1 pku ospke spec_ctrl
intel_stibp flush_l1d
The "nx" in /proc/cpuinfo .