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Install KVM
2017/12/21 |
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It's Virtualization with KVM ( Kernel-based Virtual Machine ) + QEMU.
This requires that the CPU on your computer which has a function Intel VT or AMD-V. |
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| [1] | Install required packages. |
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[root@dlp ~]#
dnf -y install qemu-kvm libvirt virt-install bridge-utils # verify modules are loaded [root@dlp ~]# kvm_intel 204800 0 kvm 589824 1 kvm_intel irqbypass 16384 1 kvm[root@dlp ~]# systemctl start libvirtd [root@dlp ~]# systemctl enable libvirtd |
| [2] | Configure Bridge networking for KVM virtual machine. Replace the interface name [ens3] for your own environment's one. |
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# add bridge [br0] [root@dlp ~]# nmcli connection add type bridge autoconnect yes con-name br0 ifname br0 Connection 'br0' (a7fa989a-798e-40ac-acc4-3d1733189b82) successfully added. # set IP address for [br0] [root@dlp ~]# nmcli connection modify br0 ipv4.addresses 10.0.0.30/24 ipv4.method manual # set Gateway for [br0] [root@dlp ~]# nmcli connection modify br0 ipv4.gateway 10.0.0.1 # set DNS for [br0] [root@dlp ~]# nmcli connection modify br0 ipv4.dns 10.0.0.1 # remove the current setting [root@dlp ~]# nmcli connection del ens3 # add an interface again as a member of [br0] [root@dlp ~]# nmcli connection add type bridge-slave autoconnect yes con-name ens3 ifname ens3 master br0 # restart [root@dlp ~]# ip addr
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel master br0 state UP group default qlen 1000
link/ether 52:54:00:c2:c6:13 brd ff:ff:ff:ff:ff:ff
3: br0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
link/ether 52:54:00:c2:c6:13 brd ff:ff:ff:ff:ff:ff
inet 10.0.0.30/24 brd 10.0.0.255 scope global br0
valid_lft forever preferred_lft forever
inet6 fe80::62be:94af:9cd8:9e6c/64 scope link
valid_lft forever preferred_lft forever
4: virbr0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default qlen 1000
link/ether 52:54:00:2c:63:c1 brd ff:ff:ff:ff:ff:ff
inet 192.168.122.1/24 brd 192.168.122.255 scope global virbr0
valid_lft forever preferred_lft forever
5: virbr0-nic: <BROADCAST,MULTICAST> mtu 1500 qdisc fq_codel master virbr0 state DOWN group default qlen 1000
link/ether 52:54:00:2c:63:c1 brd ff:ff:ff:ff:ff:ff
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