Data Centers Wiki

This paper is an excerpt from the book "The Authoritative Guide to Hadoop", published by Tsinghua University Press, which is the author of Tom White, the School of Data Science and engineering, East China Normal University. This book begins with the origins of Hadoop, and integrates theory and practice to introduce Hadoop as an ideal tool for high-performance processing of massive datasets. The book consists of 16 chapters, 3 appendices, covering topics including: Haddoop;mapreduce;hadoop Distributed file system; Hadoop I/O, MapReduce application Open ...

Not long ago, I wrote some articles about how my company went into the cloud storage. Specifically, we are mainly taking SaaS (software as a service) path. This is my solution to the problem of "Shoemaker's children have no shoes to wear". Although we are leading many people to quickly enter the cloud storage and large data era, we still ignore the use of their own equipment. This has led to many problems with cloud storage. 1. Backup unless you have two remote data centers or Dr Centers, and make sure nothing happens at the same time in two centers. Only the traditional "it ...

Many companies have been ready to lead the company into the cloud storage era, but we can not ignore the use of their own equipment. This article takes stock of some of the things that users need to be aware of when using cloud storage, including the areas where cloud storage applies, and what you need to think about before you do cloud storage. Backup unless you have two remote data centers or Dr Centers, and make sure nothing happens at the same time in two centers. It is not enough to back up data in a traditional way where they are. Control if you need a private or public repository, you should not hesitate to choose GI ...

Introduction: The advent of the new era of cloud computing in August 2006, Google in the search engine conference for the first time "cloud computing" (Cloud Computing) concept, announced the arrival of a new it era. According to the benchmark definition, cloud computing is an internet-based computing model for sharing resources through virtualization, in which storage and computing resources can be dynamically deployed, dynamically optimized, and dynamically retrieved on demand. From the perspective of information technology, cloud computing is a set of grid computing, distributed computing, networked storage, utility computing, virtualization, load balancing, and other traditional or emerging technologies ...

The idea of using the Internet to provide IT capabilities as a service is relatively new, but recently people have reached a climax in their attention. Infoq has also published several articles, such as "Introduction to Virtualization" and an article on virtualization security, but there is still a lack of comparisons between different cloud providers. This article compares three cloud computing providers, which provide a server-centric solution, starting with a description of how to start three cloud computing services and then comparing the performance, price, and availability of services to three service providers. ...

In the blink of an eye again to Friday, we have wood feel this week than the week before the holiday a lot faster? Whether you have wood or not, I feel it anyway. The main content of this week: Harvard University has successfully developed the world's first machine bee, Cloudstack founder Liang: Let the Chinese software to the world, Twitter post-PC era of the Internet "agile" development of the road to explore; As a conscience enterprise, Facebook will open an open-source switch , EMC set off the first SDN landing, Dropbox will host the biggest developer ever ...

At the Techonomy meeting a few years ago, Google CEO Eric Schmidt said vividly when attending the discussion that the information we create every two days now is about the same as the information we have created throughout 2003. The proliferation of information has led to a series of technological breakthroughs, but it has also extended the organization's data storage to hundreds of billions of bytes and beyond. Google's contribution in this area is particularly prominent, including its work on MapReduce, which is almost a large distributed data processing ...

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In the current Internet field, new products are emerging, product operation is particularly important. In fact, products and operations are interlinked, products are to provide users with value, operation is to let users understand this value, they are interdependent, strategic goals are consistent.   　　Any operation revolves around "user", including "Attract user" and "Retain user", use an idiom to generalize is to let the user linger over. 1. Attract users to say that attract users, have to mention the source of traffic. In any third party statistics software, "Search engine", "external link" 、...

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