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Before the formal introduction, it is necessary to first understand the kubernetes of several core concepts and their assumed functions. The following is the kubernetes architectural design diagram: 1. Pods in the kubernetes system, the smallest particle of dispatch is not a simple container, but an abstraction into a pod,pod is a minimal deployment unit that can be created, destroyed, dispatched, and managed. 　　such as a container or a group of containers. 2. Replication controllers ...

MySQL master-slave synchronization is a very mature architecture, the advantages are: ① from the server can perform the query (that is, we often say reading function), reducing the pressure on the main server; ② in the backup from the main server to avoid the impact of the backup Main server service; ③ When the main server problems, you can switch to the server. So I often use this program in the deployment and implementation of the project; In view of the mysql production environment rigor, I recommend Zhang fellow MySQL source compiled here. The fourth edition updated as follows: First, an increase of ...

This article describes in detail how to deploy and configure ibm®spss®collaboration and deployment Services in a clustered environment. Ibm®spss®collaboration and Deployment Services Repository can be deployed not only on a stand-alone environment, but also on the cluster's application server, where the same is deployed on each application server in a clustered environment.

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall in the current Internet business rapid development period, new products springing up, Old product line new business is also constantly breaking and trying. 　　This puts forward higher requirements for rapid development iterations. First, the basic operating environment for the development of new products, must be able to quickly build a lamp structure. ...

Overview 2.1.1 Why a Workflow Dispatching System A complete data analysis system is usually composed of a large number of task units: shell scripts, java programs, mapreduce programs, hive scripts, etc. There is a time-dependent contextual dependency between task units In order to organize such a complex execution plan well, a workflow scheduling system is needed to schedule execution; for example, we might have a requirement that a business system produce 20G raw data a day and we process it every day, Processing steps are as follows: ...

In the use of Team collaboration tool Worktile, you will notice whether the message is in the upper-right corner, drag the task in the Task panel, and the user's online status is refreshed in real time. Worktile in the push service is based on the XMPP protocol, Erlang language implementation of the Ejabberd, and on its source code based on the combination of our business, the source code has been modified to fit our own needs. In addition, based on the AMQP protocol can also be used as a real-time message to push a choice, kick the net is to use rabbitmq+ ...

Open source cloud computing Abicloud 0.7.0 release in No. 6.11, in the era of cloud computing surging, we together to experience a close range of the latest open source cloud computing technology. This article uses the Windows version to do a demo, from a complete open source cloud computing software inside to analyze cloud computing to solve what problem. First download Abicloud-0.7.0-windows-installer.exe, automatic installation, but according to the speed of the network, the installation process will automatically download mysql-noinstall-5.1 ...

Piwik is an open source web statistics software. It gives you some useful statistical reports on your site, such as the number of visitors to the web, the most visited pages, search engine keywords, and so on. Piwik has many different functions of plug-ins, you can add new features or remove features you do not need, Piwik can also be installed on your server, the data is stored on your own server. You can easily insert HTTP://WWW.ALIYUN.COM/ZIXUN/AGGREGATION/1 ...