安装虚拟机需要多大内存才能用(安装虚拟机需要多少内存)

安装虚拟机需要多大内存才能用(安装虚拟机需要多少内存)参考 ovrit 安装方法 Linux 配置方法 配完后可以 ping nbsp www baidu com 看是否配置成功 Vorit nbsp engine 安装 安装计算节点 存储部署 此文档用的是 NFS 存储 spice 客户端安装 创建虚拟机 Ping 通网络 解决乌班图无法链接 Xshell 和 Xftp 的问题 如果装的 linux 是乌班图版本

大家好,我是讯享网,很高兴认识大家。



参考:ovrit安装方法–Linux

配置方法:

配完后可以ping www.baidu.com看是否配置成功

  1. Vorit engine安装
  2. 安装计算节点
  3. 存储部署(此文档用的是NFS存储)
  4. spice客户端安装
  5. 创建虚拟机
  6. Ping通网络
  7. 解决乌班图无法链接Xshell和Xftp的问题(如果装的linux是乌班图版本)

ovirt-engine安装完成后需要运行首次配置向导

(配置向导比较多,需要注意的地方红色标出,未标出的直接回车下一步)

[ INFO  ] Stage: Initializing

[ INFO  ] Stage: Environment setup

          Configuration files: [‘/etc/ovirt-engine-setup.conf.d/10-packaging-jboss.conf’, ‘/etc/ovirt-engine-setup.conf.d/10-packaging.conf’]

          Log file: /var/log/ovirt-engine/setup/ovirt-engine-setup-341-6bsbdg.log

          Version: otopi-1.7.7 (otopi-1.7.7-1.el7.centos)

[ INFO  ] Stage: Environment packages setup

[ INFO  ] Stage: Programs detection

[ INFO  ] Stage: Environment setup

[ INFO  ] Stage: Environment customization

         

          –== PRODUCT OPTIONS ==–

在这之前回出现是否安装一个什么集合,手动输入yes,然后又出现询问,手动输入yes,一共两个)

          Configure Engine on this host (Yes, No) [Yes]: 回车

          Configure ovirt-provider-ovn (Yes, No) [Yes]: 回车(OVN:Open Virtual Network,配置虚拟网络)

          Configure Image I/O Proxy on this host (Yes, No) [Yes]: 回车(Image I/O Proxy可以支持向oVirt平台中上传虚拟机的磁盘镜像)

          Configure WebSocket Proxy on this host (Yes, No) [Yes]: 回车(WebSocket Proxy用来支持使用noVNC远程登录虚拟机图形界面管理)

         

          * Please note * : Data Warehouse is required for the engine.

          If you choose to not configure it on this host, you have to configure

          it on a remote host, and then configure the engine on this host so

          that it can access the database of the remote Data Warehouse host.

          Configure Data Warehouse on this host (Yes, No) [Yes]: 回车(在本机配置数据库)

          Configure VM Console Proxy on this host (Yes, No) [Yes]: 回车(支持访问虚拟机的串口console通信)

         

          –== PACKAGES ==–

         

[ INFO  ] Checking for product updates…

[ INFO  ] No product updates found

         

          –== NETWORK CONFIGURATION ==–

         

          Host fully qualified DNS name of this server [localhost.localdomain]: 回车(使用默认hostname就行,反正是准备用IP地址访问无所谓)

[WARNING] Failed to resolve localhost.localdomain using DNS, it can be resolved only locally

          Setup can automatically configure the firewall on this system.

          Note: automatic configuration of the firewall may overwrite current settings.

          NOTICE: iptables is deprecated and will be removed in future releases

(没关防火墙选择yes,关了的话选择no)

         

          –== DATABASE CONFIGURATION ==–

         

使用本地数据库)

          Setup can configure the local postgresql server automatically for the DWH to run. This may conflict with existing applications.

回车(自动配置PostGreSQL数据库)

回车(Engine用到的数据库位于本机)

          Setup can configure the local postgresql server automatically for the engine to run. This may conflict with existing applications.

回车(使用安装程序自动创建Engine数据库)

         

          –== OVIRT ENGINE CONFIGURATION ==–

         

输入后台管理员admin的密码回车

再输入一遍密码回车

          Application mode (Virt, Gluster, Both) [Both]: 回车

使用默认的admin@internal内部管理员账号)

         

          –== STORAGE CONFIGURATION ==–

         

yes的话在删除虚拟机的虚拟磁盘后会擦除存储设备上的对应块)

         

          –== PKI CONFIGURATION ==–

         

          Organization name for certificate [localdomain]: 回车

         

          –== APACHE CONFIGURATION ==–

         

          Setup can configure the default page of the web server to present the application home page. This may conflict with existing applications.

          Do you wish to set the application as the default page of the web server? (Yes, No) [Yes]: 回车(使用apache作为web服务器)

          Setup can configure apache to use SSL using a certificate issued from the internal CA.

          Do you wish Setup to configure that, or prefer to perform that manually? (Automatic, Manual) [Automatic]: 回车(自动配置CA证书)

         

          –== SYSTEM CONFIGURATION ==–

         

         

          –== MISC CONFIGURATION ==–

         

          Please choose Data Warehouse sampling scale:

          (1) Basic

          (2) Full

          (1, 2)[1]: 回车(使用基本的数据库示例初始化数据)

         

          –== END OF CONFIGURATION ==–

         

[ INFO  ] Stage: Setup validation

[WARNING] Cannot validate host name settings, reason: resolved host does not match any of the local addresses

[WARNING] Warning: Not enough memory is available on the host. Minimum requirement is 4096MB, and 16384MB is recommended.

          Do you want Setup to continue, with amount of memory less than recommended? (Yes, No) [No]: yes回车(因为是在虚拟机上装的,内存有点小,才会提示这个)

         

          –== CONFIGURATION PREVIEW ==–

         

          Application mode                        : both

          Default SAN wipe after delete           : False

          Update Firewall                         : False

          Host FQDN                               : localhost.localdomain

          Configure local Engine database         : True

          Set application as default page         : True

          Configure Apache SSL                    : True

          Engine database secured connection      : False

          Engine database user name               : engine

          Engine database name                    : engine

          Engine database host                    : localhost

          Engine database port                    : 5432

          Engine database host name validation    : False

          Engine installation                     : True

          PKI organization                        : localdomain

          Set up ovirt-provider-ovn               : True

          Configure WebSocket Proxy               : True

          DWH installation                        : True

          DWH database host                       : localhost

          DWH database port                       : 5432

          Configure local DWH database            : True

          Configure Image I/O Proxy               : True

          Configure VMConsole Proxy               : True

         

          Please confirm installation settings (OK, Cancel) [OK]: 回车

[ INFO  ] Stage: Transaction setup

[ INFO  ] Stopping engine service

[ INFO  ] Stopping ovirt-fence-kdump-listener service

[ INFO  ] Stopping dwh service

[ INFO  ] Stopping Image I/O Proxy service

[ INFO  ] Stopping vmconsole-proxy service

[ INFO  ] Stopping websocket-proxy service

[ INFO  ] Stage: Misc configuration

[ INFO  ] Stage: Package installation

[ INFO  ] Stage: Misc configuration


讯享网

[ INFO  ] Upgrading CA

[ INFO  ] Initializing PostgreSQL

[ INFO  ] Creating PostgreSQL ‘engine’ database

[ INFO  ] Configuring PostgreSQL

[ INFO  ] Creating PostgreSQL ‘ovirt_engine_history’ database

[ INFO  ] Configuring PostgreSQL

[ INFO  ] Creating CA

[ INFO  ] Creating/refreshing DWH database schema

[ INFO  ] Configuring Image I/O Proxy

[ INFO  ] Setting up ovirt-vmconsole proxy helper PKI artifacts

[ INFO  ] Setting up ovirt-vmconsole SSH PKI artifacts

[ INFO  ] Configuring WebSocket Proxy

[ INFO  ] Creating/refreshing Engine database schema

[ INFO  ] Creating/refreshing Engine ‘internal’ domain database schema

[ INFO  ] Adding default OVN provider to database

[ INFO  ] Adding OVN provider secret to database

[ INFO  ] Setting a password for internal user admin

[ INFO  ] Generating post install configuration file ‘/etc/ovirt-engine-setup.conf.d/20-setup-ovirt-post.conf’

[ INFO  ] Stage: Transaction commit

[ INFO  ] Stage: Closing up

[ INFO  ] Starting engine service

[ INFO  ] Starting dwh service

[ INFO  ] Restarting ovirt-vmconsole proxy service

         

          –== SUMMARY ==–

         

[ INFO  ] Restarting httpd

          In order to configure firewalld, copy the files from

              /etc/ovirt-engine/firewalld to /etc/firewalld/services

              and execute the following commands:

              firewall-cmd –permanent –add-service ovirt-postgres

              firewall-cmd –permanent –add-service ovirt-https

              firewall-cmd –permanent –add-service ovn-central-firewall-service

              firewall-cmd –permanent –add-service ovirt-fence-kdump-listener

              firewall-cmd –permanent –add-service ovirt-imageio-proxy

              firewall-cmd –permanent –add-service ovirt-websocket-proxy

              firewall-cmd –permanent –add-service ovirt-http

              firewall-cmd –permanent –add-service ovirt-vmconsole-proxy

              firewall-cmd –permanent –add-service ovirt-provider-ovn

              firewall-cmd –reload

          The following network ports should be opened:

              tcp:2222

              tcp:35357

              tcp:443

              tcp:5432

              tcp:54323

              tcp:6100

              tcp:6641

              tcp:6642

              tcp:80

              tcp:9696

              udp:7410

          An example of the required configuration for iptables can be found at:

              /etc/ovirt-engine/iptables.example

          Please use the user ‘admin@internal’ and password specified in order to login

          Web access is enabled at:

              http://localhost.localdomain:80/ovirt-engine

              https://localhost.localdomain:443/ovirt-engine

          Internal CA 95:CB:1A:EA:A7:CC:48:A3:14:8F:79:8D:BC:07:4F:98:D7:EB:B4:19

          SSH fingerprint: SHA256:ltDYySFckI6bPO0OV+yzErG3YVqgA8zBnHZkEK3bWRs

[WARNING] Warning: Not enough memory is available on the host. Minimum requirement is 4096MB, and 16384MB is recommended.

         

          –== END OF SUMMARY ==–

     

[ INFO  ] Stage: Clean up

          Log file is located at /var/log/ovirt-engine/setup/ovirt-engine-setup-341-6bsbdg.log

[ INFO  ] Generating answer file ‘/var/lib/ovirt-engine/setup/answers/951-setup.conf’

[ INFO  ] Stage: Pre-termination

[ INFO  ] Stage: Termination

[ INFO  ] Execution of setup completed successfully

在windows浏览器中输入:https://ip/ovirt-engine

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_运维

  1. 点击“管理门户”
  2. 用户名admin
  3. 密码:上述安装过程输入的密码

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_运维_02

在计算节点机器,执行如下命令

添加节点

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_Image_03

输入节点的Ip地址和root密码

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_运维_04

此处忽略电源管理

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_数据库_05

点击事件可以看到过程

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_数据库_06

节点正在安装过程

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_Image_07

添加完成之后可以看到节点信息

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_ide_08

新建存储域

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_数据库_09

新建镜像域

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_Ovrit_10

创建成功

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_Ovrit_11

进行完上述操作,成功添加存储域后,查看node43的data目录,发现已经更新下级的文件夹

将iso文件传到/data/ISO/9aa52acd-acff-4383-80c2-06ac59f4a622(这个文件名略有区别,不用在意)/images/-1111-1111-1111-1目录下,之后不需要再进行文件权限修改即可正常使用。(这里可以用xftp远程软件查看)

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_数据库_12

本文选用spice客户端来访问虚拟机,因此需要在使用windows的机子上安装一个virt-viewer(也就是官方推荐的remote-viewer客户端),官网直接下载即可,没什么技巧。使用linux的机子就更简单啦直接yum install virt-viewer即可。

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_ide_13

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_数据库_14

点击新建实例镜像

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_ide_15

点击左下角的高级选项,根据需要自己定义内存大小,控制台图形界面类型可以选择spice或者是vnc

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_Image_16

记得选择引导序列,需要把CD附加勾选上

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_Image_17

配置好之后,点击确定稍等30秒左右,虚拟机创建成功。

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_运维_18

运行一次进行安装

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_Ovrit_19

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_ide_20

点击确定会自动下载一个console.vv文件,在安装了remote-viewer的前提下,直接双击该文件即可打开虚拟机控制台。

接下来就是熟悉的装机操作啦

至此,ovirt4.3的基本部署就结束啦~额外的一些配置后续慢慢探索。

安装的时候选择桥接模式,linux装成功后,选择手动,正确配置ip,掩码,网关,DNS,可直接用控制台工具,在桌面设置

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_运维_21

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_数据库_22

Linux安装完成后,在控制台选择部署好的虚拟机,编辑-配置网络

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_数据库_23

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_Image_24

主要原因是客户端,和服务端版本不一致的原因

第一步,安装sudo apt-get install openssh-server 服务器

此时错依赖原因,主要原因是server端和客服端版本不一样,此时复制client的版本号

用oVirt搭建的虚拟化桌面系统后创建20个节点每个节点分配8G内存需要多大内存才够 ovirt安装部署_Ovrit_25

第二步,重新装客户端版本,sudo apt-get install openssh-client=版本号

第三步,sudo apt-get install openssh-server,重装服务端

第四步,sudo /etc/init.d/ssh start 启动服务

第五步,sudo /etc/init.d/ssh enable 设置开机自启动

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