Hi Stephen, Appreciate your response.
I have ESXi. I am still trying to map the KVM config with ESXi but no luck yet. I have requested the admin to figure out. If anyone is familiar with ESXi configuration for this, please let me know. Thanks dharani On Fri, Feb 23, 2018 at 11:38 AM, Stephen Hemminger < [email protected]> wrote: > On Fri, 23 Feb 2018 11:16:14 -0800 > Tharaneedharan Vilwanathan <[email protected]> wrote: > > > Hi All, > > > > I have a quick question. I got a new server with the CPU that should have > > AVX-512 support but I don't see it in Linux (Ubuntu 18.04). > > > > Here is the output: > > > > auto@auto-virtual-machine:~$ *cat /proc/cpuinfo* > > processor : 0 > > vendor_id : GenuineIntel > > cpu family : 6 > > model : 85 > > model name : *Intel(R) Xeon(R) Gold 6130 CPU @ 2.10GHz* > > stepping : 4 > > microcode : 0x2000029 > > cpu MHz : 2095.078 > > cache size : 22528 KB > > physical id : 0 > > siblings : 2 > > core id : 0 > > cpu cores : 2 > > apicid : 0 > > initial apicid : 0 > > fpu : yes > > fpu_exception : yes > > cpuid level : 22 > > wp : yes > > flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat > > pse36 clflush dts mmx fxsr sse sse2 ss ht syscall nx pdpe1gb rdtscp lm > > constant_tsc arch_perfmon pebs bts nopl xtopology tsc_reliable > nonstop_tsc > > cpuid 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 cpuid_fault invpcid_single pti fsgsbase tsc_adjust bmi1 hle > > avx2 smep bmi2 invpcid rtm rdseed adx smap xsaveopt arat > > bugs : cpu_meltdown spectre_v1 spectre_v2 > > bogomips : 4190.15 > > clflush size : 64 > > cache_alignment : 64 > > address sizes : 42 bits physical, 48 bits virtual > > power management: > > > > Can someone tell me why I don't see AVX-512? > > > > Appreciate your help. > > > > Thanks > > dharani > > If you are running in a VM, make sure that your hypervisor passes the avx > flags through. > In KVM this is usually done with the "Copy host CPU configuration" in virt > manager. >
