master ~]# wget https://github.com/kubevirt/kubevirt/releases/download/${VERSION}/virtctl-${VERSION}-linux-amd64...[root@master kubevirt]# cp virtctl-v0.41.0-linux-amd64 /usr/local/bin/virtctl [root@master kubevirt...GitTreeState:"clean", BuildDate:"2020-11-09T13:38:36Z", GoVersion:"go1.13.14", Compiler:"gc", Platform:"linux...GitTreeState:"{gitTreeState}", BuildDate:"{buildDate}", GoVersion:"go1.13.14", Compiler:"gc", Platform:"linux...cp virtctl-v0.41.0-linux-amd64 /usr/local/bin/virtctl chmod +x /usr/local/bin/virtctl ; ll /usr/local
目标:cirros01和cirros02互通,cirros03与cirros01、cirros02不通,三个虚拟机都与宿主机不通。...root@openstack-controller:~# brctl show [b3lslbo5k5.png] 控制面板查看 [ngbcrb0t5i.png] [g54z2am52t.png] 可以看到Linux...bridge01 brq91c5618d-18包含的虚拟网卡为tap08d6746a-10和tap4909a73b-da,Linux bridge02 brq7bd9076e-84包含的虚拟网卡为tap3efd4160...五、测试 分别登陆cirros01、cirros02、cirros03,互ping和ping宿主机 1.cirros01 [k5brdwoarr.png] 获取的ip为172.16.1.19 [y34psxtssb.png...] ping cirros02通的,ping cirros03和宿主机不通。
(172.27.100.6)、cirros02(172.27.100.12) vlan101 cirros03(172.27.101.19) vlan100和vlan101内instance默认不通...ping cirros01 [lxqgwh79ka.png] 第一个目标实现。...ml2_type_flat] flat_networks = externaltt [ml2_type_vlan] network_vlan_ranges = default:3001:4000 [linux_bridge...[cswt88ulzm.png] 关联实例cirros03 [i7he9w1hh6.png] [6cbnrrx3hd.png] 查看cirros [5rk6ch63sh.png] 安全组配置 [vhvye5wjlr.png...] 添加安全组规则 [t43roagak4.png] 添加icmp规则是保证能ping通,添加ssh规则是为了外网能直接ssh实例 测试 [jwav400p86.png] 计算节点可以ping通cirros03
目标:cirros01和cirros02互通。... cirros01 [5gk6y7q0sg.png] 4.新建cirros02 启动cirros02,节点为openstack-computer,网络为flatnetwork01 stack@openstack-controller...:~# brctl show [63speey7fw.png] 计算节点: [6gkfcp07hx.png] 控制面板查看端口信息 [zfacvedd9c.png] 可以看到Linux bridge01...brq9a198413-3b包含的虚拟网卡为cirros01的tap7d88a7f4-a7和cirros02的tap79e963af-dd。...3.cirros02 [d6a7si4afv.png] 获取的ip为172.16.2.56 [a23oeo35nk.png] ping cirros01通的。
source 管理凭据以获得对仅限管理的 CLI 命令的访问权限 创建 glance 用户 [root@linux-node1 ~]# . admin-openrc [root@linux-node1...验证 glance 服务 [root@linux-node1 ~]# . admin-openrc [root@linux-node1 ~]# wget http://download.cirros-cloud.net.../0.4.0/cirros-0.4.0-x86_64-disk.img openstack image create "cirros" \ --file cirros-0.4.0-x86_64-disk.img...create "cirros" \ > --file cirros-0.4.0-x86_64-disk.img \ > --disk-format qcow2 --container-format...+--------------------------------------+--------+--------+ | b700d8c9-518f-4e30-853b-a245339f41d3 | cirros
镜像,该镜像为大约13M大小的镜像 [root@controller ~]# wget https://download.cirros-cloud.net/0.3.4/cirros-0.3.4-x86_...64-disk.img [root@controller ~]# rm -f cirros-0.3.4-x86_64-disk.img [root@controller ~]# [root@controller...~]# glance p_w_picpath-create --name "cirros" \ --file cirros-0.3.4-x86_64-disk.img \ --disk-format...Name | +--------------------------------------+--------+ | de72b13d-3f0f-4292-9afa-30c94175c3b5 | cirros...| +--------------------------------------+--------+ Linux运维开发技术交流群:298324302 北京linux运维求职招聘群:153677549
0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Linux...initrd memory: 3448k freed [ 0.865640] 00:05: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A [ 0.870385] Linux...: line 1: can’t open /etc/resolv.conf: no such file pinging nameservers uname -a Linux cirros 3.2.0...-80-virtual #116-Ubuntu SMP Mon Mar 23 17:28:52 UTC 2015 x86_64 GNU/Linux lsmod Module Size Used by...用户登录虚拟机,输入用户名cirros,密码cubswin:)。
准备虚拟机系统盘文件,此处采用cirros镜像,在计算节点1上执行下面的命令下载cirros镜像,并将其置于共享存储上 [root@compute01 ~]# wget http://download.cirros-cloud.net.../0.3.4/cirros-0.3.4-x86_64-disk.img # 将下载的虚拟机磁盘文件移动到共享存储上 [root@compute01 ~]# cp cirros-0.3.4-x86_64...-import \ --name cirros-vm --vcpus 1 --memory 64 \ --disk /var/lib/libvirt/sanlock/cirros.disk,format...在计算节点1上关闭cirros-vm [root@compute01 ~]# virsh destroy cirros-vm Domain cirros-vm destroyed # 从磁盘锁文件的内容可知...--- 参考资料: http://ssdxiao.github.io/linux/2017/04/12/Libvirt-Sanlock.html https://blog.csdn.net/weixin
准备虚拟机系统盘文件,此处采用cirros镜像,在计算节点1上执行下面的命令下载cirros镜像,并将其置于共享存储上; [root@compute01 ~]# wget http://download.cirros-cloud.net.../0.3.4/cirros-0.3.4-x86_64-disk.img # 将下载的虚拟机磁盘文件移动到共享存储上[root@compute01 ~]# cp cirros-0.3.4-x86_64-disk.img...--import \--name cirros-vm --vcpus 1 --memory 64 \--disk /var/lib/libvirt/sanlock/cirros.disk,format...在计算节点1上关闭cirros-vm; [root@compute01 ~]# virsh destroy cirros-vmDomain cirros-vm destroyed # 从磁盘锁文件的内容可知...参考资料 http://ssdxiao.github.io/linux/2017/04/12/Libvirt-Sanlock.html https://blog.csdn.net/weixin_34258782
aliyun.base.repo http://mirrors.aliyun.com/repo/Centos-7.repo wget https://mirrors.aliyun.com/docker-ce/linux...网慢的话可能访问不到 离线下载包: 下载地址:https://github.com/docker/compose/releases root@Harbor ~# mv docker-compose-Linux-x86...部署Harbor 服务 Harbor 被部署为多个 Docker 容器,因此可以部署在任何支持 Docker 的 Linux 发行版上。...~# docker tag cirros 192.168.168.91/myproject-kgc/cirros:v2 root@client ~# docker push 192.168.168.91...root@client ~# docker pull 192.168.10.1/myproject-kgc/cirros:v1 v1: Pulling from myproject-kgc/cirros
[root@harbor ~]# ls anaconda-ks.cfg -bootstrap consul_0.9.2_linux_amd64.zip harbor-offline-installer-v1.2.2...'//先下载一个镜像用于测试' [root@harbor harbor]# docker tag cirros 127.0.0.1/test_project/cirros:v1 '//将镜像打标签'...[root@client ~]# docker tag cirros 192.168.110.132/test_project/cirros:v2 '//打一个标签v2,与harbor的v1区别开来'.../cirros:v1 [root@client ~]# docker iamges 192.168.110.132/test_project/cirros v1 3c82e4d066cf...weeks ago 12.6MB [root@client ~]# docker tag cirros 192.168.110.132/test_project/cirros:v3 '
对于 cirros 等 linux 映像,我们建议至少允许 icmp(ping)和 secure shell(ssh)。...+--------------------------------------+--------+--------+ | 44dbc6cf-cf2a-4d0a-af1f-39489c454f39 | cirros...~]# openstack server create --flavor m1.nano --image cirros --security-group default --key-name...-------+---------+ | 1e497f41-aa2a-458a-9970-261d6fdc06dc | provider-instance | ERROR | | cirros...+--------------------------------------+--------+--------+ | f5f2008a-a230-4692-8fec-2634b4eaaac9 | cirros
对诸如CirrOS这样的Linux镜像,我们推荐至少允许ICMP (ping) 和安全shell(SSH)规则。...+--------------------------------------+--------+--------+ | d4e76622-3d1f-43c7-bf0f-5262cd8a3aec | cirros...---------+---------+------------------------+ 创建实例 openstack server create --flavor m1.nano --image cirros...-+--------+---------+ | 36690634-53e4-45c4-bc8b-95068c3c203d | test | ACTIVE | provider=10.1.1.12 | cirros...systemctl restart openstack-nova-compute.service 重启实例,登录实例控制台 控制节点免密登录 [root@master01.boysec.cn ~]# ssh cirros
创建一个拥有较小的内存设置的flavor,供启动cirror测试使用 获取所有可用的image文件列表 获取所有可用的网络列表 启动 [root@controller ~]# nova boot --flavor m1.cirros...--image cirros-0.3.4-x86_64 --nic net-id=a71cc567-08ad-4000-b273-e1b300fa642b \ > --security-group default...原文链接:http://www.178linux.com/6637
[root@controller ~]# file cirros-0.3.4-x86_64-disk.img cirros-0.3.4-x86_64-disk.img: QEMU QCOW Image...[root@controller ~]# openstack server stop cirros-test [root@controller ~]# openstack server start cirros-test...创建云主机 [root@controller ~]# openstack server create --image cirros11 --flavor 2 --network net-vlan1 cirros-test2...[root@controller test]# swift upload container2 -S 10000000 cirros-0.3.4-x86_64-disk.img cirros-0.3.4...-x86_64-disk.img segment 1 cirros-0.3.4-x86_64-disk.img segment 0 cirros-0.3.4-x86_64-disk.img 查看cirros
net-tools iproute lrzsz tree git yum-config-manager --add-repo https://mirrors.aliyun.com/docker-ce/linux.../cirros/releases/download/0.4.0/cirros-0.4.0-x86_64-disk.img 官方下载地址 https://download.cirros-cloud.net.../ curl -O https://download.cirros-cloud.net/0.4.0/cirros-0.4.0-x86_64-disk.img wget http://download.cirros-cloud.net.../0.4.0/cirros-0.4.0-x86_64-disk.img wget http://download.cirros-cloud.net/daily/20161201/cirros-d161201...--flavor m1.tiny --nic net-id=${NET_ID} VM1 nova boot --image cirros --flavor m1.tiny --nic net-id=$
template_name: cirros_user_data description: Cirros image service_properties: Id: cirros vendor...1 type: - router - firewall vdus: vdu1: id: vdu1 vm_image: cirros.../bin/sh echo “my hostname is `hostname`” > /tmp/hostname df -h > /home/cirros...description: Cirros image service_properties: Id: cirros vendor: ACME version: 1 type...: - router - firewall vdus: vdu1: id: vdu1 vm_image: cirros-0.3.4
3、在两台主机上创建cirros虚拟机,并检查虚拟机是否运行良好。...Name: tungsten-fabric Network Plugin: LINUX_BRIDGE Provider URL: http://192.168.122.164:9696 Read-Only...并检查是否能正常ping通: # ping 10.0.1.1 # gw-ip # ping 10.0.1.2 # service-ip # ping (cirros ip on different...yes Warning: Permanently added '169.254.0.3' (ECDSA) to the list of known hosts. cirros@169.254.0.3's...(y/n) y cirros@10.0.1.3's password: $ $ ip -o a 1: lo: mtu 65536 qdisc noqueue
source admin-openrc.sh #获得 admin 凭证来获取只有管理员能执行命令的访问权限 [root@controller ~]# wget http://download.cirros-cloud.net.../0.3.4/cirros-0.3.4-x86_64-disk.img #下载测试源镜像 [root@controller ~]# glance image-create --name "cirros"...--file cirros-0.3.4-x86_64-disk.img --disk-format qcow2 --container-format bare --visibility public...| | min_ram | 0 | | name | cirros...Name | +--------------------------------------+--------+ | 936bce27-085b-4d79-8cce-68cff70d7abd | cirros
原因是达到了Linux的最大的aio数量,QEMU在初始化aio context的时候,对这个错误处理逻辑不严谨。导致了空指针。...4,内存不足 启动的虚拟机使用cirros,每台使用128M内存。192G的物理即,启动之后只有187G。cirros因为是克隆的,并不是同一个文件,所以需要稍多的page cache,大约10G。
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