[root@arch-test-dom0 ~]# xl info
host                   : arch-test-dom0
release                : 4.10.11-1-ARCH
version                : #1 SMP PREEMPT Tue Apr 18 08:39:42 CEST 2017
machine                : x86_64
nr_cpus                : 16
max_cpu_id             : 15
nr_nodes               : 1
cores_per_socket       : 8
threads_per_core       : 2
cpu_mhz                : 2400
hw_caps                : b7ebfbff:77fef3ff:2c100800:00000021:00000001:000037ab:00000000:00000100
virt_caps              : hvm hvm_directio
total_memory           : 130959
free_memory            : 125188
sharing_freed_memory   : 0
sharing_used_memory    : 0
outstanding_claims     : 0
free_cpus              : 0
xen_major              : 4
xen_minor              : 8
xen_extra              : .0
xen_version            : 4.8.0
xen_caps               : xen-3.0-x86_64 xen-3.0-x86_32p hvm-3.0-x86_32 hvm-3.0-x86_32p hvm-3.0-x86_64
xen_scheduler          : credit
xen_pagesize           : 4096
platform_params        : virt_start=0xffff800000000000
xen_changeset          :
xen_commandline        : /boot/xen-4.8.0.gz dom0_mem=4096M,max:4096M dom0_max_vcpus=4 dom0_vcpus_pin xsave=1
cc_compiler            : gcc (GCC) 6.3.1 20170306
cc_compile_by          : reinism
cc_compile_domain      :
cc_compile_date        : Fri Apr 21 21:11:59 EEST 2017
build_id               : 9798821599c96a0b16875250823f389a03079823
xend_config_format     : 4