ubuntu 下如何支持虚拟化 CPU
李二花 / 2020-03-10
关键词:ubuntu
, 虚拟化
, cpu
ubuntu 下如何支持虚拟化 CPU
查看是否支持虚拟化 CPU 执行命令 lscpu
架构: x86_64 CPU 运行模式: 32-bit, 64-bit 字节序: Little Endian Address sizes: 39 bits physical, 48 bits virtual CPU: 16 在线 CPU 列表: 0-15 每个核的线程数: 2 每个座的核数: 8 座: 1 NUMA 节点: 1 厂商 ID: GenuineIntel CPU 系列: 6 型号: 158 型号名称: Intel(R) Core(TM) i9-9900K CPU @ 3.60GHz 步进: 12 CPU MHz: 3600.085 CPU 最大 MHz: 5000.0000 CPU 最小 MHz: 800.0000 BogoMIPS: 7200.00 虚拟化: VT-x 【如果有这个就代表有虚拟化技术了】 L1d 缓存: 256 KiB L1i 缓存: 256 KiB L2 缓存: 2 MiB L3 缓存: 16 MiB NUMA 节点0 CPU: 0-15 Vulnerability Itlb multihit: KVM: Mitigation: VMX disabled Vulnerability L1tf: Not affected Vulnerability Mds: Mitigation; Clear CPU buffers; SMT vulnerable Vulnerability Meltdown: Not affected Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full generic retpoline, IBPB conditional, IBRS_FW, STIBP conditional, RSB filling Vulnerability Srbds: Mitigation; Microcode Vulnerability Tsx async abort: Mitigation; Clear CPU buffers; SMT vulnerable 标记: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat ps e36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1 gb rdtscp lm constant_tsc art arch_perfmon pebs bts rep_good nopl xt opology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds _cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1 sse4_ 2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand l ahf_lm abm 3dnowprefetch cpuid_fault epb invpcid_single ssbd ibrs ib pb stibp tpr_shadow vnmi flexpriority ept vpid ept_ad fsgsbase tsc_a djust bmi1 hle avx2 smep bmi2 erms invpcid rtm mpx rdseed adx smap c lflushopt intel_pt xsaveopt xsavec xgetbv1 xsaves dtherm ida arat pl n pts hwp hwp_notify hwp_act_window hwp_epp md_clear flush_l1d arch_ capabilities
如何开启支持虚拟化 CPU 虚拟化技术的可以在BIOS中开启,开启方法如下: 1、进入BIOS。开机时按F2或F12或DEL或ESC等键(各电脑有所不同)。 2、进入BIOS后,找到Configuration选项,选择Intel Virtual Technology并回车,将光标移至Enabled,然后再回车,最后按F10保存并.