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"Editor's note" The containerized ICT convergence platform that will be shared is a new cloud computing PAAs platform for future ICT systems, which is based on the lightweight virtualization technology of containers and an automated "microservices" management architecture that can effectively support the application's fast online and auto-scaling capacity, Maximize IT infrastructure resource utilization and reduce
Tags: virt virshInstallation of virtual machines (regular edition)Execute the virt-manager command in the real machine using the Superuser's identity, management console. Because I downloaded the drive disc, I chose the first disc installation.650) this.width=650; "Src=" Https://s1.51cto.com/oss/201710/24/d96a747801ce69f2a7ec96bc0436b0b3.png-wh_500x0-wm_3 -wmp_4-s_1066559569.png "title=" screenshot from 2017-10-23 20-34-29.png "alt=" D96a747801ce69f2a
First, the prerequisite preparation1. Complete the installation of ESXi2. Complete the installation deployment of Vcenter3. Create a clusterSecond, the network configuration process
Right-click the ESXi host under cluster, select "Add Network"650) this.width=650; "Src=" Https://s4.51cto.com/oss/201711/22/b581961d742e93d0d159ab06b08cc4ac.png-wh_500x0-wm_3 -wmp_4-s_1606755912.png "title=" 2017-10-24_143104.png "alt=" B581961d742e93d0d159ab06b08
I. OpenStack INTRODUCTIONTwo. Configuring the Environmentserver1:172.25.29.11server2:172.25.29.121. Configure Server1 Dual network card, eth1 enable network card, do not set IP, each host in advance to do the analysis650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/05/d35c193c2c28aca44703e3df51cc9274.png "style=" float: none; "Title=" screenshot from 2017-11-01 09-59-26.png "alt=" D35c193c2c28aca44703e3df51cc9274.png "/>650) this.width=650;
1. Custom El Functions:A, custom classes, methods in the class are decorated with the static modifier:650) this.width=650; "src=" Https://s1.51cto.com/oss/201710/23/981fae6f79844dd128ca0847106b2d67.png "title=" 00.png "alt=" 981fae6f79844dd128ca0847106b2d67.png "/>B, this class, and functions, need to be registered in an XML file with an extension of. TLD (Tld,tag library definition, tag library definitions).-It is important to note that the XML file
Tags: c lucaudLinkSoft Links: Pointing files, if the file source is deleted by soft links cannot enter the hard link oppositeThe establishment of a soft link ln-s file name. linkThe Ln-s file name of the hard link is established.650) this.width=650; "title=" screenshot from 2017-11-05 09-47-24.png "src=" https://s3.51cto.com/oss/201711/08/ 56b92479d7f4365ee1fffe23b62be923.png-wh_500x0-wm_3-wmp_4-s_907780073.png "alt=" 56b92479d7f4365ee1fffe23b62be923.
marathon, and subsequent academic papers and white papers.
SDN is an important pillar of the Network architecture. The same is true for Network Function Virtualization (NFV. As more open and interoperable infrastructure and solutions are quickly adopted, we will also see the emergence of multiple platforms and communities based on these architectures. In this transformation of the Internet, SDN is obviously not an independent technology. SDN,
, configuration delivery, service deployment, fault diagnosis, and daily network monitoring can all be implemented using these scripting languages. These are key parts of the programmable network.
In addition to SDN, programmable networks also have network virtualization NV and network function virtualization NFV. NV establishes a tunnel in the existing network to connect two domains. O M personnel no longer have to physically connect each new domain
change, the standard will not be useful. in the telecommunications industry, from a motion to the standard, and then to the product business, how to take a 5 - year time, but in the user and business rapid iteration today,5 years time, the yellow vegetable is cool. This is not, we ushered in a choice question, that is in SDN/NFV of open-source controller level, the telecommunications industry will choose? is to choose it/the Internet world has been
Yu Chine, vice president of Hkust China, is known as the industry's first commercially supported Open source SDN (software defined Networking) solution – The Brocade Vyatta controller will be available for sale in the near future. The Brocade Vyatta controller is a key node for users to smoothly transition from a traditional network to a software network, while effectively facilitating the implementation of SDN and NFV (Network function Virtualization
Ansible automatic operation and Maintenance tool configuration Ngnix front end to back-end real machine, and set keepalived high availability, on the back end a real host configuration httpd,mysql,php-fpm; set memcached cache server on this real host (Because of my Computer configuration problem, can not open so many virtual machines, so simply build a bit)IP configuration:Directory1 (MASTER):eno16777736:172.16.72.5eno16777736:0:172.16.72.1 (Virtual VIP)eno33554976:192.168.72.1eno33554976:0:192.
1. Use the NAT model for the TCP protocol type of LVS service load balancer for a PHP application, such as discuz! forum or phpMyAdmin;The construction of the LVS cluster of NAT model is based on the network address translation, so it is necessary to have at least three hosts to configure their IP address;①Directory Host:172.16.72.5 (for extranet IP)192.168.72.5 (IP for intranet RS)650) this.width=650; "Src=" Https://s3.51cto.com/oss/201710/20/abe7b70
timely updates because custom store warehouses cannot be synchronized with the official warehouses in real time. Therefore, in order to solve this problem, we have modified the official catalog template, adding the ability to customize the warehouse address and namespace. This allows us to customize the warehouse with the kubernetes image and its namespace when deploying Kubernetes.Environment preparation650) this.width=650; "src=" Https://s1.51cto.com/oss
saving to the client.-Upload and download files can be text files, pictures, sounds, videos and other types.650) this.width=650; "src=" Https://s1.51cto.com/oss/201710/29/b8f92803d83bf1eeb80b10fbce113a91.png "title=" 00.png "alt=" B8f92803d83bf1eeb80b10fbce113a91.png "/>2, the implementation of file upload:A, the requirements of the form when uploading:-File upload requires a client form to submit a special request--multipart request, that is, a requ
the difficulties of running a large IaaS platform.
Connection: http://mp.weixin.qq.com/s?__biz=MjM5NDE0MjI4MA==mid=2656298854idx=1sn= 4deddf233e83ee289037b67b8c2d7453scene=4#wechat_redirect
Analysis: The transformation of Ucloud low-level SDN architecture is mainly to solve the physical machine access virtual network, multi-AZ function and so on. Kingsoft Physical machine has been seamlessly connected to VPC, multi AZ has not landed.Leading the network transformation China three a
In order to facilitate live/monitor users to use cloud storage products to store audio and video data, Alibaba Cloud Storage (OSS) products recently launched rtmp streaming function. The user can upload the audio and video data to the cloud storage OSS directly using the RTMP protocol.
Cloud Storage Livechannel Introduction
Livechannel is the new concept of cloud storage in order to manage the rtmp push str
A. Trap1.trap is a shell built -in command used to specify how signals are handled in the script. For example, pressing CTRL + C causes the script to terminate execution, in fact the system sends a SIGINT signal to the script process, and the default processing of the SIGINT signal is to exit the program. If you want to do not quit the program in CTRL + C, then you have to use the trap command to specify how the SIGINT processing. The trap command not only handles the Linux signal, but also spec
First, Mysqldump+binlog Backup and recoveryThis method is a full backup that enables incremental backups by backing up the binary logs. The steps are as follows:① Creating a backup directory650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/16/4f0365844b7e4b0c7bb3647c6eaaf271.png "title=" 1.png " alt= "4f0365844b7e4b0c7bb3647c6eaaf271.png"/>② create a backed up database and table.650) this.width=650; "src=" Https://s3.51cto.com/
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