Hi On a range of Dell servers containing Intel 64bit processors, 'virsh capabilities' reports the cpu differently on Debian Wheezy-amd64 and Wheezy-i386. The results given by the Wheezy-i386 version seem very wrong (since n270 is an Atom processor). Apart from architecture, the package versions of libvirt-bin are identical: 1.2.1-1~bpo70+1. /usr/share/libvirt/cpu_map.xml files are identical. Is this a known issue? Details for one server are: # cat /proc/cpuinfo | head -n 26 processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 45 model name : Intel(R) Xeon(R) CPU E5-2650L 0 @ 1.80GHz stepping : 7 microcode : 0x70d cpu MHz : 1800.054 cache size : 20480 KB physical id : 0 siblings : 16 core id : 0 cpu cores : 8 apicid : 0 initial apicid : 0 fpu : yes fpu_exception : yes cpuid level : 13 wp : yes 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_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 bogomips : 3600.10 clflush size : 64 cache_alignment : 64 address sizes : 46 bits physical, 48 bits virtual power management: ... </proc/cpuinfo for processors 1..31 snipped here for brevity> # Running Wheezy-amd64 libvirt-bin 1.2.1-1~bpo70+1 # virsh capabilities <cpu> <arch>x86_64</arch> <model>SandyBridge</model> <vendor>Intel</vendor> <topology sockets='2' cores='8' threads='2'/> <feature name='pdpe1gb'/> <feature name='osxsave'/> <feature name='dca'/> <feature name='pcid'/> <feature name='pdcm'/> <feature name='xtpr'/> <feature name='tm2'/> <feature name='est'/> <feature name='smx'/> <feature name='vmx'/> <feature name='ds_cpl'/> <feature name='monitor'/> <feature name='dtes64'/> <feature name='pbe'/> <feature name='tm'/> <feature name='ht'/> <feature name='ss'/> <feature name='acpi'/> <feature name='ds'/> <feature name='vme'/> </cpu> # Running Wheezy-i386 libvirt-bin 1.2.1-1~bpo70+1 # virsh capabilities <cpu> <arch>x86_64</arch> <model>n270</model> <vendor>Intel</vendor> <topology sockets='2' cores='8' threads='2'/> <feature name='lahf_lm'/> <feature name='lm'/> <feature name='rdtscp'/> <feature name='pdpe1gb'/> <feature name='avx'/> <feature name='osxsave'/> <feature name='xsave'/> <feature name='aes'/> <feature name='tsc-deadline'/> <feature name='popcnt'/> <feature name='x2apic'/> <feature name='sse4.2'/> <feature name='sse4.1'/> <feature name='dca'/> <feature name='pcid'/> <feature name='pdcm'/> <feature name='xtpr'/> <feature name='cx16'/> <feature name='tm2'/> <feature name='est'/> <feature name='smx'/> <feature name='vmx'/> <feature name='ds_cpl'/> <feature name='dtes64'/> <feature name='pclmuldq'/> <feature name='pbe'/> <feature name='tm'/> <feature name='ht'/> <feature name='ss'/> <feature name='acpi'/> <feature name='ds'/> <feature name='pse36'/> </cpu> Kind regards Struan Bartlett --
Struan
Bartlett
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