{"id":2286,"date":"2017-05-27T22:07:37","date_gmt":"2017-05-27T14:07:37","guid":{"rendered":"http:\/\/cn.hostease.com\/xueyuan\/?p=2286"},"modified":"2025-01-14T14:24:07","modified_gmt":"2025-01-14T06:24:07","slug":"centos-7-%e5%ae%89%e8%a3%85kvm","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/xueyuan\/uncategorized\/centos-7-%e5%ae%89%e8%a3%85kvm\/","title":{"rendered":"CentOS-7 \u5b89\u88c5KVM"},"content":{"rendered":"\n
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yum <\/code>install<\/code> qemu-kvm qemu-kvm-tools virt-manager libvirt virt-<\/code>install<\/code> -y<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n
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[root@localhost ~]<\/code># grep -E '(vmx|svm)' \/proc\/cpuinfo <\/code><\/div>\n
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts nopl xtopology tsc_reliable nonstop_tsc aperfmperf pni pclmulqdq vmx ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm arat epb pln pts dtherm tpr_shadow vnmi ept vpid fsgsbase smep<\/code><\/div>\n
#\u5982\u679c\u6ca1\u6709\u5185\u5bb9\u5219\u4e0d\u652f\u6301<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n
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[root@localhost ~]<\/code># qemu-img create -f raw \/opt\/Centos-7.3-x86_64.raw 10G<\/code><\/div>\n
Formatting <\/code>'\/opt\/Centos-7.3-x86_64.raw'<\/code>, <\/code>fmt<\/code>=raw size=10737418240<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n
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systemctl <\/code>enable<\/code> libvirtd.service<\/code><\/div>\n
service libvirtd start<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n
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[root@localhost ~]<\/code># service libvirtd status<\/code><\/div>\n
Redirecting to <\/code>\/bin\/systemctl<\/code> status  libvirtd.service<\/code><\/div>\n
\u25cf libvirtd.service - Virtualization daemon<\/code><\/div>\n
   <\/code>Loaded: loaded (<\/code>\/usr\/lib\/systemd\/system\/libvirtd<\/code>.service; enabled; vendor preset: enabled)<\/code><\/div>\n
   <\/code>Active: active (running) since \u4e94 2017-05-26 14:41:33 CST; 7min ago<\/code><\/div>\n
     <\/code>Docs: <\/code>man<\/code>:libvirtd(8)<\/code><\/div>\n
           <\/code>http:<\/code>\/\/libvirt<\/code>.org<\/code><\/div>\n
 <\/code>Main PID: 912 (libvirtd)<\/code><\/div>\n
   <\/code>CGroup: <\/code>\/system<\/code>.slice<\/code>\/libvirtd<\/code>.service<\/code><\/div>\n
           <\/code>\u251c\u2500 912 <\/code>\/usr\/sbin\/libvirtd<\/code><\/div>\n
           <\/code>\u251c\u25002441 <\/code>\/sbin\/dnsmasq<\/code> --conf-<\/code>file<\/code>=<\/code>\/var\/lib\/libvirt\/dnsmasq\/default<\/code>.conf --leasefile-ro --dhcp-script=<\/code>\/usr<\/code>...<\/code><\/div>\n
           <\/code>\u2514\u25002449 <\/code>\/sbin\/dnsmasq<\/code> --conf-<\/code>file<\/code>=<\/code>\/var\/lib\/libvirt\/dnsmasq\/default<\/code>.conf --leasefile-ro --dhcp-script=<\/code>\/usr<\/code>...<\/code><\/div>\n
 <\/div>\n
5\u6708 26 14:41:24 localhost.localdomain systemd[1]: Starting Virtualization daemon...<\/code><\/div>\n
5\u6708 26 14:41:33 localhost.localdomain systemd[1]: Started Virtualization daemon.<\/code><\/div>\n
5\u6708 26 14:41:38 localhost.localdomain dnsmasq[2441]: started, version 2.66 cachesize 150<\/code><\/div>\n
5\u6708 26 14:41:38 localhost.localdomain dnsmasq[2441]: compile <\/code>time<\/code> options: IPv6 GNU-getopt DBus no-i18n IDN DH...auth<\/code><\/div>\n
5\u6708 26 14:41:38 localhost.localdomain dnsmasq-dhcp[2441]: DHCP, IP range 192.168.122.2 -- 192.168.122.254, leas... 1h<\/code><\/div>\n
5\u6708 26 14:41:38 localhost.localdomain dnsmasq[2441]: reading <\/code>\/etc\/resolv<\/code>.conf<\/code><\/div>\n
5\u6708 26 14:41:38 localhost.localdomain dnsmasq[2441]: using nameserver 192.168.106.2<\/code>#53<\/code><\/div>\n
5\u6708 26 14:41:38 localhost.localdomain dnsmasq[2441]: <\/code>read<\/code> \/etc\/hosts<\/code> - 2 addresses<\/code><\/div>\n
5\u6708 26 14:41:38 localhost.localdomain dnsmasq[2441]: <\/code>read<\/code> \/var\/lib\/libvirt\/dnsmasq\/default<\/code>.addnhosts - 0 addresses<\/code><\/div>\n
5\u6708 26 14:41:38 localhost.localdomain dnsmasq-dhcp[2441]: <\/code>read<\/code> \/var\/lib\/libvirt\/dnsmasq\/default<\/code>.hostsfile<\/code><\/div>\n
Hint: Some lines were ellipsized, use -l to show <\/code>in<\/code> full.<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n
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[root@localhost ~]<\/code># dd if=\/dev\/cdrom of=\/opt\/CentOs-7.3.iso<\/code><\/div>\n
\u8bb0\u5f55\u4e868554496+0 \u7684\u8bfb\u5165<\/code><\/div>\n
\u8bb0\u5f55\u4e868554496+0 \u7684\u5199\u51fa<\/code><\/div>\n
4379901952\u5b57\u8282(4.4 GB)\u5df2\u590d\u5236\uff0c137.034 \u79d2\uff0c32.0 MB\/\u79d2<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n
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[root@localhost ~]<\/code># virt-install --name CentOS-7.3-x86_64 --virt-type kvm --ram 1024 --cdrom=\/opt\/CentOs-7.3.iso --disk path=\/opt\/Centos-7.3-x86_64.raw --network network=default --graphics vnc,listen=0.0.0.0 --noautoconsole<\/code><\/div>\n
 <\/div>\n
\u5f00\u59cb\u5b89\u88c5......<\/code><\/div>\n
\u521b\u5efa\u57df......                                                                                |    0 B  00:00:01     <\/code><\/div>\n
\u57df\u5b89\u88c5\u4ecd\u5728\u8fdb\u884c\u3002\u60a8\u53ef\u4ee5\u91cd\u65b0\u8fde\u63a5<\/code><\/div>\n
\u5230\u63a7\u5236\u53f0\u4ee5\u4fbf\u5b8c\u6210\u5b89\u88c5\u8fdb\u7a0b\u3002<\/code><\/div>\n
[root@localhost ~]<\/code>#<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n

VNC\u8fde\u63a5\uff1a<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

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\"image\"<\/a><\/figure>\n\n\n\n

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CentOS-7\u5b89\u88c5\u7684\u65f6\u5019\u8ba9\u7f51\u5361\u540d\u79f0\u9ed8\u8ba4\u53d8\u6210eth0\u7684\u65b9\u6cd5\uff1a<\/p>\n\n\n\n

\u6309TAB\u952e\uff0c\u540e\u9762\u52a0\u5165\uff1a<\/p>\n\n\n\n

net.ifnames=0 biosdevname=0<\/p>\n\n\n\n

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[root@localhost qemu]<\/code># virsh list --all                   <\/code><\/div>\n
 <\/code>Id    \u540d\u79f0                         \u72b6\u6001<\/code><\/div>\n
----------------------------------------------------<\/code><\/div>\n
 <\/code>-     CentOS-7.3-x86_64              \u5173\u95ed<\/code><\/div>\n
 <\/code>-     CentOS-7.3-x86_64_1            \u5173\u95ed<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n
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[root@localhost qemu]<\/code># virsh start CentOS-7.3-x86_64_1<\/code><\/div>\n
\u57df CentOS-7.3-x86_64_1 \u5df2\u5f00\u59cb<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n
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\u6539CPU\uff1a<\/code><\/div>\n
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[root@localhost qemu]<\/code># pwd<\/code><\/div>\n
\/etc\/libvirt\/qemu<\/code><\/div>\n
[root@localhost qemu]<\/code># virsh edit CentOS-7.3-x86_64_1 <\/code><\/div>\n
<vcpu placement=<\/code>'auto'<\/code> current=<\/code>\"1\"<\/code>>4<<\/code>\/vcpu<\/code>><\/code><\/div>\n
\u91cd\u542f\uff1a<\/code><\/div>\n
[root@localhost qemu]<\/code># virsh shutdown CentOS-7.3-x86_64_1<\/code><\/div>\n
[root@localhost qemu]<\/code># virsh start CentOS-7.3-x86_64_1<\/code><\/div>\n
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[root@localhost qemu]<\/code># virsh setvcpus CentOS-7.3-x86_64_1 2 --live  #\u70ed\u6dfb\u52a0\u6216\u70ed\u51cf\u5c11<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n\n\n
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\u6539\u5185\u5b58\uff1a<\/code><\/div>\n
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virsh edit CentOS-7.3-x86_64_1 <\/code><\/div>\n
<memory unit=<\/code>'KiB'<\/code>>4048576<<\/code>\/memory<\/code>><\/code><\/div>\n
\u91cd\u542f\uff1a<\/code><\/div>\n
[root@localhost qemu]<\/code># virsh shutdown CentOS-7.3-x86_64_1<\/code><\/div>\n
[root@localhost qemu]<\/code># virsh start CentOS-7.3-x86_64_1<\/code><\/div>\n
 <\/div>\n
virsh qemu-monitor-<\/code>command<\/code>  CentOS-7.3-x86_64_1 --hmp --cmd balloon 500  <\/code>#\u70ed\u6dfb\u52a0\u6216\u70ed\u51cf\u5c11<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

yum install qemu-kvm qemu-kvm-tools&nbsp … \u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":1,"featured_media":2287,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[676,677],"class_list":["post-2286","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","tag-centos7","tag-kvm"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/cn.hostease.com\/xueyuan\/wp-content\/uploads\/2017\/05\/image-2.png","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2286","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/comments?post=2286"}],"version-history":[{"count":2,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2286\/revisions"}],"predecessor-version":[{"id":9431,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2286\/revisions\/9431"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/media\/2287"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/media?parent=2286"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/categories?post=2286"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/tags?post=2286"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}