Google Data Structure

The well-known Google, GFS is a google unique distributed file system designed by a large number of installed Linux operating system, through the PC form a cluster system. The entire cluster system consists of a Master (usually several backups) and several TrunkServer. The GFS files are backed up into fixed-size Trunks, which are stored on different Trunk Servers. Different Trunks have a lot of copy components and can also be stored on different Trunk Servers. Master ...

Into the 2014, big data from the red media concept of speculation gradually landed into a wealth of industry. The large data service providers springing up in the Chinese market have launched a fierce competition. From "China's large data service provider comprehensive services level TOP100 list" (hereinafter referred to as the list), has been able to vaguely see the Chinese "large data cloud" embryonic. China and the United States "large data cloud" structure compared to the U.S. similar list, the highest ranked 10Gen only ranked 43rd, while the Big Data stock star tableau only 45th, and Marketo simply did not list. ...

Editor's note: Data Center 2013: Hardware refactoring and Software definition report has a big impact. We have been paying close attention to the launch of the Data Center 2014 technical Report. In a communication with the author of the report, Zhang Guangbin, a senior expert in the data center, who is currently in business, he says it will take some time to launch. Fortunately, today's big number nets, Zhangguangbin just issued a good fifth chapter, mainly introduces Facebook's data center practice, the establishment of Open Computing Project (OCP) and its main work results. Special share. The following is the text: confidentiality is the data ...

The intermediary transaction SEO diagnoses Taobao guest cloud host technology Hall free advertisement system various, what do they have in common? Which systems are designed properly? 　　After summarizing the design of "Internet accurate advertisement Orientation Technology", the author further studies the Authority management design and the structure design in the advertisement system design, and makes a detailed exposition from the advertisement end and the website end. The advertising system design of the advertising system, in addition to the application of advertising oriented technology ...

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 ...

The big data field has boomed in recent years. As a segment of big data, education big data has great potential to promote educational change. Big data technology is rapidly evolving, which opens up new possibilities for big data applications.

The first China cloud Computing conference was opened in June 2013 5-7th at the Beijing National Convention Center. The Conference, with an international perspective, insights into global cloud computing trends, and from the application, explore cloud computing and large data, cloud computing and mobile Internet, cloud security and cloud computing industry applications, such as the focus of the topic. In particular, the Conference has set up a cloud computing services display area, exchange the latest research results of international cloud computing, showcase domestic cloud computing pilot City development achievements, share cloud computing development experience, promote global cloud computing innovation cooperation. Wave group system software director, Cloud Computing Products Department General Manager ...

The first China cloud Computing conference was opened in June 2013 5-7th at the Beijing National Convention Center. The Conference, with an international perspective, insights into global cloud computing trends, and from the application, explore cloud computing and large data, cloud computing and mobile Internet, cloud security and cloud computing industry applications, such as the focus of the topic. In particular, the Conference has set up a cloud computing services display area, exchange the latest research results of international cloud computing, showcase domestic cloud computing pilot City development achievements, share cloud computing development experience, promote global cloud computing innovation cooperation. Wave group system software director, Cloud Computing Products Department General Manager ...

August 13 News, Beijing Aerospace University president Huaijin Peng in the afternoon, "Hall of Fame-Internet trend Forum," said that cloud computing under the big data will produce new value.　　One is commercial social value, the other is academic value.　　Large data not only change our communication model, but also affect our economic and social development model, more importantly, it may be an important means of future academic and scientific discoveries.　　But he also said the application of large data would inevitably involve privacy. Huai Jin Peng proposed that the site using large data can be a lot of personal information mining out ...

The storage system is the core infrastructure of the IT environment in the data center, and it is the final carrier of data access. Storage in cloud computing, virtualization, large data and other related technologies have undergone a huge change, block storage, file storage, object storage support for a variety of data types of reading; Centralized storage is no longer the mainstream storage architecture of data center, storage access of massive data, need extensibility, 　　Highly scalable distributed storage architecture. In the new IT development process, data center construction has entered the era of cloud computing, enterprise IT storage environment can not be simple ...