HowTo Determine If Hardware Virtualization Is Enabled: Difference between revisions
From MediaWiki
Jump to navigationJump to search
No edit summary |
No edit summary |
||
| Line 1: | Line 1: | ||
* On an '''Intel''' ('''Intel VT-x''') system, check "'''/proc/cpuinfo'''" for the existence of the flag: "'''vmx'''" | |||
<div class="screen"> | |||
<div class="userInput"><span class="prompt">[root@probe ~]# </span>cat /proc/cpuinfo | grep 'vmx'</div> | |||
<pre class="computerOutput"> | |||
[root@vortex ~]# cat /proc/cpuinfo |grep -m 1 vmx | |||
flags : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse | |||
sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology tsc_reliable nonstop_tsc | |||
pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm tpr_shadow vnmi | |||
flexpriority ept vpid | |||
[root@probe ~]# | |||
</pre> | |||
</div> | |||
* On an '''AMD''' ('''AMD-V''') system, check "'''/proc/cpuinfo'''" for the existence of the flag: "'''svm'''" | * On an '''AMD''' ('''AMD-V''') system, check "'''/proc/cpuinfo'''" for the existence of the flag: "'''svm'''" | ||
<div class="screen"> | <div class="screen"> | ||
Revision as of 15:58, 4 December 2009
- On an Intel (Intel VT-x) system, check "/proc/cpuinfo" for the existence of the flag: "vmx"
[root@probe ~]# cat /proc/cpuinfo | grep 'vmx'
[root@vortex ~]# cat /proc/cpuinfo |grep -m 1 vmx flags : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology tsc_reliable nonstop_tsc pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm tpr_shadow vnmi flexpriority ept vpid [root@probe ~]#
- On an AMD (AMD-V) system, check "/proc/cpuinfo" for the existence of the flag: "svm"
[root@probe ~]# cat /proc/cpuinfo | grep 'svm'
flags : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm 3dnowext 3dnow constant_tsc rep_good nonstop_tsc extd_apicid pni monitor cx16 popcnt lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs skinit wdt [root@probe ~]#
