Chef Server Install

In Serengeti, there are two most important and most critical functions: one is virtual machine management and the other is cluster software installation and configuration management. The virtual machine management is to create and manage the required virtual machines for a Hadoop cluster in vCenter. Cluster software installation and configuration management is to install Hadoop related components (including Zookeeper, Hadoop, Hive, Pig, etc.) on the installed virtual machine of the operating system, and update the configuration files like Namenode / Jobtracker / Zookeeper node ...

"Editor's note" Shopify is a provider of online shop solutions company, the number of shops currently serving more than 100,000 (Tesla is also its users). The main frame of the website is Ruby on rails,1700 kernel and 6TB RAM, which can respond to 8,000 user requests per second. In order to expand and manage the business more easily, Shopify began to use Docker and CoreOS technology, Shopify software engineer Graeme Johnson will write a series of articles to share their experience, this article is the department ...

Alfabet Cloud computing swept the world, but also let the internet giants have poured into the cloud computing tide, new entrepreneurial enterprises are countless. As cloud computing has landed in the corporate environment, management issues related to cloud computing have followed. Every rise of emerging applications will always bring about the evolution of a new round of IT management technology. Enterprises will face a series of management challenges in the process of migrating applications to "cloud". This article will introduce the top ten cloud management companies and their products and services. 1. The headquarters of Alfabet Alfabet Company is in the Massachusetts ridge ...

With IBM SmartCloud orchestrator, customers can perform end-to-end service deployments at the infrastructure and platform levels, and can customize workflows for process automation and IT management, resource monitoring, cost management, and more. Built on IBM's general-purpose cloud platform Common Cloud Stack (CCS), SmartCloud orchestrator leverages the core technologies of CCS to achieve comprehensive and efficient cloud system management. Due to space limitations, this article describes the work ...

Starting and stopping virtual machines is a routine use of cloud computing resources. There are two basic options for deploying virtual machines in the cloud: Customers can copy a pre-configured virtual machine image (also known as the final version), or they can assemble a custom virtual machine image as required. To enable a virtual machine, first select a machine image from the Cloud directory. When you are deploying a >apache with http://www.aliyun.com/zixun/aggregation/14417.html "We ...

1. Appium Official website: Http://appium.io/Appium is an open source automation testing framework, which is mainly used for native mobile applications or hybrid mobile applications. 　　Appium uses Webdriver:json wire Kyoto to drive iOS apps and Android apps. Note: Webdriver is a selenium based automated test class library that is not running in the browser Javas ...

"Editor's note" If you think the advantage of open source software is free and doctrine, then you are wrong, in today's software market, open source projects more and more dazzling, the choice of open source software is the biggest advantage is low risk, product transparency, industry adaptability and so on, but in the open source project area really influential enterprises, It is absolutely the enterprise that contributes the most code to this project. Network name for the architect of the blogger Li Qiang summed up the worthy attention of the 10 open source projects, are very valuable, the following is the original: 1. Appium official website: http://appiu ...

Cloud Management is a hot topic, and it is popular that every start-up and established vendors provide some tools to manage the cloud environment. There are monitoring tools, configuration tools, and tools in between. There are naturally foggy pieces on the market (vaporware), and it is not easy to get a clear idea. If you deploy a cloud that is fairly static or not a mission-critical environment, you may not need to configure the system dynamically. In this case, the product's built-in standard tools for adding/changing/removing resources may be more than sufficient. Several vendors have products designed specifically for cloud computing management (...).

Cloud management is increasingly well known and is becoming a hot topic for now, with every emerging company and established vendors providing some tools to manage the cloud environment. There are a wide variety of tasks, such as monitoring tools, configuration tools, and tools in between. On the market there are natural fog (vaporware), this kind of tools to dazzle people, want to quickly have a certain understanding and clear, it is not easy. If you deploy a cloud that is not a mission-critical environment, but rather a fairly static environment, you may not need to configure the system dynamically. In the ...

In the past, assembly code written by developers was lightweight and fast. If you are lucky, they can hire someone to help you finish typing the code if you have a good budget. If you're in a bad mood, you can only do complex input work on your own. Now, developers work with team members on different continents, who use languages ​​in different character sets, and worse, some team members may use different versions of the compiler. Some code is new, some libraries are created from many years ago, the source code has been ...