30 Mar 2016
# 1.查看Hypervisor的版本 virsh version Compiled against library: libvirt 1.2.17 Using library: libvirt 1.2.17 Using API: QEMU 1.2.17 Running hypervisor: QEMU 1.5.3 # 2.查看当前Hypervisor节点信息 virsh nodeinfo CPU model: x86_64 CPU(s): 4 CPU frequency: 815 MHz CPU socket(s): 1 Core(s) per socket: 4 Thread(s) per core: 1 NUMA cell(s): 1 Memory size: 3739508 KiB # 3.查看Hypervisor的内存信息(因为是第一个节点，cell参数是0) virsh nodememstats 0 total : 3739508 KiB free : 954480 KiB buffers: 568 KiB cached : 1958840 KiB # 4.查看Hypervisor的cpu信息(第一个cpu，参数是0，第二个cpu就是1) virsh nodecpustats 0 user: 218260000000 system: 43980000000 idle: 24847180000000 iowait: 66780000000 # 5.按百分比查看cpu状态 virsh nodecpustats 1 --percent usage: 0.0% user: 0.0% system: 0.0% idle: 100.0% iowait: 0.0%
# 1.查看虚拟机信息 virsh dominfo vm1 Id: 4 Name: vm1 UUID: 2b2a6006-6834-47d1-b5c5-5090aa0dd101 OS Type: hvm State: running CPU(s): 1 CPU time: 14.8s Max memory: 1048576 KiB Used memory: 1048576 KiB Persistent: yes Autostart: disable Managed save: no Security model: selinux Security DOI: 0 Security label: system_u:system_r:svirt_t:s0:c594,c917 (enforcing) # 2.查看虚机cpu信息 virsh vcpucount vm2 maximum config 1 maximum live 1 current config 1 current live 1 # 3.查看虚机mem信息(单位是KB) virsh dommemstat vm2 actual 1048576 swap_in 0 rss 320472 # 4.查看虚机可用的网络信息 virsh domiflist vm2 Interface Type Source Model MAC ------------------------------------------------------- vnet1 bridge br0 virtio 52:54:00:d5:5a:d6 # 5.查看虚机img文件信息 qemu-img info /data/kvm/images/vm1.img image: /data/kvm/images/vm1.img file format: qcow2 virtual size: 10G (10737418240 bytes) disk size: 1.3G cluster_size: 65536 Snapshot list: ID TAG VM SIZE DATE VM CLOCK 1 pure-installed 206M 2016-03-30 16:33:35 00:45:27.709 Format specific information: compat: 1.1 lazy refcounts: true