1What: /sys/hypervisor/guest_type 2Date: May 2017 3KernelVersion: 4.13 4Contact: xen-devel@lists.xenproject.org 5Description: If running under Xen: 6 Type of guest: 7 "Xen": standard guest type on arm 8 "HVM": fully virtualized guest (x86) 9 "PV": paravirtualized guest (x86) 10 "PVH": fully virtualized guest without legacy emulation (x86) 11 12What: /sys/hypervisor/pmu/pmu_mode 13Date: August 2015 14KernelVersion: 4.3 15Contact: Boris Ostrovsky <boris.ostrovsky@oracle.com> 16Description: If running under Xen: 17 Describes mode that Xen's performance-monitoring unit (PMU) 18 uses. Accepted values are 19 "off" -- PMU is disabled 20 "self" -- The guest can profile itself 21 "hv" -- The guest can profile itself and, if it is 22 privileged (e.g. dom0), the hypervisor 23 "all" -- The guest can profile itself, the hypervisor 24 and all other guests. Only available to 25 privileged guests. 26 27What: /sys/hypervisor/pmu/pmu_features 28Date: August 2015 29KernelVersion: 4.3 30Contact: Boris Ostrovsky <boris.ostrovsky@oracle.com> 31Description: If running under Xen: 32 Describes Xen PMU features (as an integer). A set bit indicates 33 that the corresponding feature is enabled. See 34 include/xen/interface/xenpmu.h for available features 35