文档：https://docs.openvswitch.org/en/latest/intro/install/general/
1.
yum install autoconf automake libtool
2.
./boot.sh
3.
./configure
4.
yum install kernel-devel
[root@base-centos7-1804 openvswitch-2.10.1]# ./configure --with-linux=/lib/modules/3.10.0-862.14.4.el7.x86_64/build/
5.
make
make install
6.
启动
[root@base-centos7-1804 ~]# /usr/local/share/openvswitch/scripts/ovs-ctl start
查看
[root@base-centos7-1804 ~]# ps -ef |grep ovs root 1398 1 0 16:38 ? 00:00:00 ovsdb-server: monitoring pid 1399 (healthy) root 1399 1398 0 16:38 ? 00:00:00 ovsdb-server /usr/local/etc/openvswitch/conf.db -vconsole:emer -vsyslog:err -vfile:info --remote=punix:/usr/local/var/run/openvswitch/db.sock --private-key=db:Open_vSwitch,SSL,private_key --certificate=db:Open_vSwitch,SSL,certificate --bootstrap-ca-cert=db:Open_vSwitch,SSL,ca_cert --no-chdir --log-file=/usr/local/var/log/openvswitch/ovsdb-server.log --pidfile=/usr/local/var/run/openvswitch/ovsdb-server.pid --detach --monitor root 1442 1 0 16:38 ? 00:00:00 ovs-vswitchd: monitoring pid 1443 (healthy) root 1443 1442 0 16:38 ? 00:00:00 ovs-vswitchd unix:/usr/local/var/run/openvswitch/db.sock -vconsole:emer -vsyslog:err -vfile:info --mlockall --no-chdir --log-file=/usr/local/var/log/openvswitch/ovs-vswitchd.log --pidfile=/usr/local/var/run/openvswitch/ovs-vswitchd.pid --detach --monitor root 1468 1330 0 16:38 pts/0 00:00:00 grep --color=auto ovs
[root@base-centos7-1804 ~]# lsmod |grep open openvswitch 323507 0 tunnel6 13254 1 openvswitch nf_nat_ipv6 14131 1 openvswitch nf_nat_ipv4 14115 1 openvswitch nf_defrag_ipv6 35104 2 openvswitch,nf_conntrack_ipv6 nf_nat 26787 3 openvswitch,nf_nat_ipv4,nf_nat_ipv6 nf_conntrack 133053 6 openvswitch,nf_nat,nf_nat_ipv4,nf_nat_ipv6,nf_conntrack_ipv4,nf_conntrack_ipv6 libcrc32c 12644 4 xfs,openvswitch,nf_nat,nf_conntrack