search for: arat

This follows Linux commit 39fe05e58c5e448601ce46e6b03900d5bf31c4b0, noticing that all this setup is pointless when ARAT support is there, and knowing that on SLED11''s native kernel it has actually caused S3 resume issues. A question would be whether HPET legacy interrupts should be forced off in this case (rather than leaving whatever came from firmware). Signed-off-by: Jan Beulich <jbeulich@novell.com...

...v pat pse36 clflush > mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb lm rep_good nopl > extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic popcnt aes xsave > avx f16c hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse > 3dnowprefetch osvw xop fma4 tbm arat npt nrip_save tsc_adjust bmi1 > > whereas in a (working) -cpu qemu64 guest, they look like this: > > fpu de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx > fxsr sse sse2 ht syscall nx lm nopl pni cx16 x2apic popcnt hypervisor lahf_lm > cmp_legacy svm a...

...v pat pse36 clflush > mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb lm rep_good nopl > extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic popcnt aes xsave > avx f16c hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse > 3dnowprefetch osvw xop fma4 tbm arat npt nrip_save tsc_adjust bmi1 > > whereas in a (working) -cpu qemu64 guest, they look like this: > > fpu de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx > fxsr sse sse2 ht syscall nx lm nopl pni cx16 x2apic popcnt hypervisor lahf_lm > cmp_legacy svm a...

...sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb lm rep_good nopl extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic popcnt aes xsave avx f16c hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw xop fma4 tbm arat npt nrip_save tsc_adjust bmi1 whereas in a (working) -cpu qemu64 guest, they look like this: fpu de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx lm nopl pni cx16 x2apic popcnt hypervisor lahf_lm cmp_legacy svm abm sse4a I tried enabling CON...

...sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb lm rep_good nopl extd_apicid pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic popcnt aes xsave avx f16c hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw xop fma4 tbm arat npt nrip_save tsc_adjust bmi1 whereas in a (working) -cpu qemu64 guest, they look like this: fpu de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx lm nopl pni cx16 x2apic popcnt hypervisor lahf_lm cmp_legacy svm abm sse4a I tried enabling CON...

...p for one-8 - On XCP hypervisor: [root at xenserver2 ~]# egrep '(vmx|svm)' --color=always /proc/cpuinfo flags: fpu de tsc msr pae mce cx8 apic sep mtrr mca cmov pat clflush acpi mmx fxsr sse sse2 ss ht nx constant_tsc nonstop_tsc aperfmperf pni vmx est ssse3 sse4_1 sse4_2 popcnt hypervisor arat tpr_shadow vnmi flexpriority ept vpid flags: fpu de tsc msr pae mce cx8 apic sep mtrr mca cmov pat clflush acpi mmx fxsr sse sse2 ss ht nx constant_tsc nonstop_tsc aperfmperf pni vmx est ssse3 sse4_1 sse4_2 popcnt hypervisor arat tpr_shadow vnmi flexpriority ept vpid flags: fpu de tsc msr pae mce c...

...be syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf eagerfpu pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 fma cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm ida arat epb xsaveopt pln pts dtherm tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm bogomips : 6795.58 clflush size : 64 cache_alignment : 64 address sizes : 39 bits physical, 48 bits virtual power management: processor : 1 vendor_id : GenuineIntel cpu fa...

...b > rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology > nonstop_tsc aperfmperf eagerfpu pni pclmulqdq dtes64 monitor ds_cpl vmx smx > est tm2 ssse3 fma cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic movbe popcnt > tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm ida arat epb > xsaveopt pln pts dtherm tpr_shadow vnmi flexpriority ept vpid fsgsbase > tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm > bogomips : 6795.91 > clflush size : 64 > cache_alignment : 64 > address sizes : 39 bits physical, 48 bits virtual > power management: > >...

...ibvirt-daemon-kvm.x86_642.0.0-10.el7_3.4 qemu-kvm-ev.x86_6410:2.6.0-28.el7_3.3.1 kernel.x86_643.10.0-514.16.1.el7 The Qemu-KVM processes CPU parameters of the running VMs; -cpu Westmere,+vme,+ds,+acpi,+ss,+ht,+tm,+pbe,+pclmuldq,+dtes64,+monitor,+ds_cpl,+vmx,+smx,+est,+tm2,+xtpr,+pdcm,+pcid,+dca,+arat,+pdpe1gb,+rdtscp Guest CPU Configuration that fails to migrate; <cpu mode='host-model'> <model fallback='allow'>Westmere</model> <vendor>Intel</vendor> <topology sockets='1' cores='1' threads='1'/> <fe...

...ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf eagerfpu pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 ssse3 fma cx16 xtpr pdcm pcid sse4_1 sse4_2 movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm ida arat epb pln pts dtherm tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid xsaveopt flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perf...

...mx'/> <feature name='est'/> <feature name='tm2'/> <feature name='xtpr'/> <feature name='pdcm'/> <feature name='pcid'/> <feature name='osxsave'/> <feature name='arat'/> <feature name='ssbd'/> <feature name='xsaveopt'/> <feature name='invtsc'/> <pages unit='KiB' size='4'/> <pages unit='KiB' size='2048'/> </cpu> Meanwhile, cpuinfo...

...KB fpu : yes fpu_exception : yes cpuid level : 13 wp : yes flags : fpu de tsc msr pae mce cx8 apic sep mtrr mca cmov pat clflush acpi mmx fxsr sse sse2 ss ht syscall nx lm constant_tsc rep_good nonstop_tsc aperfmperf pni pclmulqdq est ssse3 cx16 sse4_1 sse4_2 x2apic popcnt hypervisor lahf_lm ida arat bogomips : 6385.55 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: processor : 1 vendor_id : GenuineIntel cpu family : 6 model : 42 model name : Intel(R) Xeon(R) CPU E31230 @ 3.20GHz stepping : 7 cpu MHz : 3192.778 cache size : 8192 KB f...

...be syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 fma cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch ida arat epb xsaveopt pln pts dtherm hwp hwp_noitfy hwp_act_window hwp_epp tpr_shadow vnmi flexpriority ept vpid fsgsbase bmi1 hle avx2 smep bmi2 erms invpcid rtm rdseed adx bogomips : 6816.05 clflush size : 64 cache_alignment : 64 address sizes : 39 bits physical, 48 bits virtual power management: Linux s...

...: 3000.014 cache size : 2048 KB fpu : yes fpu_exception : yes cpuid level : 6 wp : yes flags : fpu de tsc msr pae mce cx8 apic sep mtrr mca cmov pat clflush acpi mmx fxsr sse sse2 ss ht syscall nx lm constant_tsc pni est cid cx16 hypervisor lahf_lm arat bogomips : 6000.02 clflush size : 64 cache_alignment : 128 address sizes : 36 bits physical, 48 bits virtual power management: processor : 1 vendor_id : GenuineIntel cpu family : 15 model : 6 model name : Genuine Intel(R) CPU 3.00GHz stepping : 2...

...yscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf eagerfpu pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 fma cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm ida arat epb xsaveopt pln pts dtherm tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid And this is what I get in the guest: model name : Intel Xeon E312xx (Sandy Bridge) flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fx...

...cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 x2apic popcnt aes xsave avx lahf_lm ida arat epb xsaveopt pln pts dts tpr_shadow vnmi flexpriority ept vpid bogomips : 3989.86 clflush size : 64 cache_alignment : 64 address sizes : 46 bits physical, 48 bits virtual power management: On an otherwise completely idle system I've noticed the load to be 1.0 to 1.5 range. Running...

CPUID level 0x00000007:0 (ebx) is word 9, instead of word 7. ... make it consistent with native Linux. Signed-off-by: Li Xin <xin.li@intel.com> diff -r d7c755c25bb9 xen/include/asm-x86/cpufeature.h --- a/xen/include/asm-x86/cpufeature.h Sat May 28 08:58:08 2011 +0100 +++ b/xen/include/asm-x86/cpufeature.h Tue May 31 07:34:34 2011 +0800 @@ -142,7 +142,7 @@ #define X86_FEATURE_TOPOEXT

...r both source and destination L1 guests, _and_ for L2 guest. Migrated the L2 to destination L1, worked great. In my setup, both my L1 guests recieved the following CPU configuration (in QEMU command-line): [...] -cpu Haswell-noTSX,vme=on,ss=on,vmx=on,f16c=on,rdrand=on,\ hypervisor=on,arat=on,tsc_adjust=on,xsaveopt=on,pdpe1gb=on,abm=on,aes=off [...] And the L2 guest recieved this: [...] -cpu Haswell-noTSX,vme=on,ss=on,f16c=on,rdrand=on,hypervisor=on,\ arat=on,tsc_adjust=on,xsaveopt=on,pdpe1gb=on,abm=on,aes=off,invpcid=off [...] -- /kashyap

...se sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf eagerfpu pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes xsave avx lahf_lm ida arat xsaveopt pln pts dtherm tpr_shadow vnmi flexpriority ept vpid I've just managed to install the libvirt-bin:amd64 package on the same machine, on the wheezy-i386 distribution. The output of 'virsh capabilities' is now reported correctly, and my VMs that required SandyBridge are now...

...be syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf eagerfpu pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 fma cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm ida arat epb xsaveopt pln pts dtherm tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm bogomips : 6795.91 clflush size : 64 cache_alignment : 64 address sizes : 39 bits physical, 48 bits virtual power management: Is there a place in the code I can look where...