1 What: /sys/hypervisor/guest_type 1 What: /sys/hypervisor/guest_type
2 Date: June 2017 2 Date: June 2017
3 KernelVersion: 4.13 3 KernelVersion: 4.13
4 Contact: xen-devel@lists.xenproject.org 4 Contact: xen-devel@lists.xenproject.org
5 Description: If running under Xen: 5 Description: If running under Xen:
6 Type of guest: 6 Type of guest:
7 "Xen": standard guest type on 7 "Xen": standard guest type on arm
8 "HVM": fully virtualized guest 8 "HVM": fully virtualized guest (x86)
9 "PV": paravirtualized guest (x 9 "PV": paravirtualized guest (x86)
10 "PVH": fully virtualized guest 10 "PVH": fully virtualized guest without legacy emulation (x86)
11 11
12 What: /sys/hypervisor/pmu/pmu_mode 12 What: /sys/hypervisor/pmu/pmu_mode
13 Date: August 2015 13 Date: August 2015
14 KernelVersion: 4.3 14 KernelVersion: 4.3
15 Contact: Boris Ostrovsky <boris.ostrovsk 15 Contact: Boris Ostrovsky <boris.ostrovsky@oracle.com>
16 Description: If running under Xen: 16 Description: If running under Xen:
17 Describes mode that Xen's perf 17 Describes mode that Xen's performance-monitoring unit (PMU)
18 uses. Accepted values are: 18 uses. Accepted values are:
19 19
20 ====== ============ 20 ====== ============================================
21 "off" PMU is disab 21 "off" PMU is disabled
22 "self" The guest ca 22 "self" The guest can profile itself
23 "hv" The guest ca 23 "hv" The guest can profile itself and, if it is
24 privileged ( 24 privileged (e.g. dom0), the hypervisor
25 "all" The guest ca 25 "all" The guest can profile itself, the hypervisor
26 and all othe 26 and all other guests. Only available to
27 privileged g 27 privileged guests.
28 ====== ============ 28 ====== ============================================
29 29
30 What: /sys/hypervisor/pmu/pmu_featur 30 What: /sys/hypervisor/pmu/pmu_features
31 Date: August 2015 31 Date: August 2015
32 KernelVersion: 4.3 32 KernelVersion: 4.3
33 Contact: Boris Ostrovsky <boris.ostrovsk 33 Contact: Boris Ostrovsky <boris.ostrovsky@oracle.com>
34 Description: If running under Xen: 34 Description: If running under Xen:
35 Describes Xen PMU features (as 35 Describes Xen PMU features (as an integer). A set bit indicates
36 that the corresponding feature 36 that the corresponding feature is enabled. See
37 include/xen/interface/xenpmu.h 37 include/xen/interface/xenpmu.h for available features
38 38
39 What: /sys/hypervisor/properties/bui 39 What: /sys/hypervisor/properties/buildid
40 Date: June 2017 40 Date: June 2017
41 KernelVersion: 4.13 41 KernelVersion: 4.13
42 Contact: xen-devel@lists.xenproject.org 42 Contact: xen-devel@lists.xenproject.org
43 Description: If running under Xen: 43 Description: If running under Xen:
44 Build id of the hypervisor, ne 44 Build id of the hypervisor, needed for hypervisor live patching.
45 Might return "<denied>" in cas 45 Might return "<denied>" in case of special security settings
46 in the hypervisor. 46 in the hypervisor.
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