Processing Server Example

Now almost any application, such as a website, a web app and a mobile app, needs a picture display function, which is very important for the picture function from the bottom up. Must have a forward-looking planning picture server, picture upload and download speed is of crucial importance, of course, this is not to say that it is to engage in a very NB architecture, at least with some scalability and stability. Although all kinds of architecture design, I am here to talk about some of my personal ideas. For the picture server IO is undoubtedly the most serious resource consumption, for web applications need to picture service ...

Because of the lack of enterprise-class product contact to understand, many users, a contact server, Web page production, such as office information preparation, can not help but some confused. 　　Not only that, the current chaotic medium and low-end server market also allows buyers to sigh, especially true and false server discrimination often let these laymen overwhelmed. With the continuous deepening of the server differentiation and information process, the development of small and medium-sized enterprises can not be separated from the construction of local area network, server and other basic information needs. But at the same time, most of the small and medium-sized server requirements are general, performance requirements are also very general, so manufacturers needle ...

Server08 R2 is the cloud mainstream operating system 2012, the development of cloud computing has begun to descend slowly, after all, the ultimate goal of cloud computing is to bring profits to the business, to bring convenience to people's lives, illusory things even if the outline of the perfect will be eliminated.   In 2012, cloud computing has begun to solve the real problem for users, the major IT vendors have launched their own cloud solutions, it can be said that the next step of cloud computing will usher in a real test, but also the cloud is ushered in a rapid landing opportunities. ...

Hadoop technology in telecom operators online log processing application architecture Fang Jianguo First, the telecom operators Internet log processing status Today, so popular in the mobile Internet, every day will produce a lot of Internet log, these Internet log due to the huge amount of data generated Can only be retained for 3 days, because of storage space and other reasons are discarded. At present, telecom operators may only have a lot of useful information on customer behavior missing from the analysis of customer behavior mainly based on CDRs (call logs). For example, two people with similar phone conversations may be completely different types of customers ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host Technology Hall VPS is also called Virtual Server, is a stand-alone server divided into multiple virtual exclusive server services. Each VPS can be assigned independent public network IP address, independent operating system, independent super space, independent memory, independent CPU resources, independent execution program and independent system configuration. Actually use and service ...

First, rack server and its characteristics rack-mounted servers are servers that can be installed directly into a standard 19-inch cabinet. Usually such a server is somewhat similar to the size of the switch, so the rack server is in fact the industrial standardization of products, its appearance in accordance with the unified standard design, with the cabinet unified use, To meet the enterprise's server-intensive deployment requirements. The main role of the rack server is to save space, because the ability to put more than one server to a cabinet, not only can occupy a smaller space, but also easy to unified management. The height of a general cabinet is 42U (1U ...).

MapReduce: Simple data processing on large cluster

Designing 1 applications doesn't seem to be difficult, but it's not easy to achieve the optimal performance of the system. There are many choices in development tools, database design, application structure, query design, interface selection, and so on, depending on the specific application requirements and the skills of the development team. This article takes SQL Server as an example, discusses the application performance optimization techniques from the perspective of the background database, and gives some useful suggestions. 1 database design to achieve optimal performance in a good SQL Server scenario, the key is to have 1 ...

If you talk to people about big data, you'll soon be turning to the yellow elephant--hadoop (it's marked by a yellow elephant). 　　The open source software platform is launched by the Apache Foundation, and its value lies in its ability to handle very large data in a simple and efficient way. But what is Hadoop? To put it simply, Hadoop is a software framework that enables distributed processing of large amounts of data. First, it saves a large number of datasets in a distributed server cluster, after which it will be set in each server ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host Technology Hall DNS several basic concepts domain name space: refers to the Internet all host's unique and the relatively friendly host name composition space, is the DSN naming system at one level logical tree structure. 　　Each machine can use its own domain namespace to create a private network that is not visible on the Internet. 　　DNS server: The computer on which the DNS service program runs, with a DNS database on the results of the DNS domain tree. DNS client: Also known as parsing ...