Redundancy High Availability

Auth0 is a "status as a service" start-up company, but also a heavy cloud service users. For them, service outages mean that a lot of user-managed applications cannot log in, so availability is critical to them. Recently, Auth0 Engineering director Jose Romaniello shared a cloudy architecture that they could exempt across providers from a wide range of Microsoft Azure downtime. Auth0 is a "status as a service" start-up company that allows users to ignore the underlying infrastructure for mobile ...

In June 2012 we announced the public release of Windows Http://www.aliyun.com/zixun/aggregation/13357.html ">azure virtual machines and virtual networks (we call these two service sets Windows Azure infrastructure Services) Preview, organizations around the world have since started testing their Microsoft SQL Server workloads and maximizing the preview version ...

"Tenkine Office channel November 15" Dell's PowerEdge R server is Dell's 11th-generation rack server, and its vision is to fully improve performance and availability at a low price, with an advanced manageability lifecycle controller for http:// Www.aliyun.com/zixun/aggregation/13446.html "> System Monitor Interactive LCD screen, provide enhanced redundancy of two embedded virtual machine management procedures to maximize the expansion of ...

First, the customer background Zhejiang Province Education Examination Institute, mainly undertakes the province's national education examination and the enrollment work laws and regulations, the principle policy, formulates and organizes the province to carry out the education examination, the enrollment work concrete measure and the method; 　　College enrollment and other work. Second, the customer faces the challenge with the continuous expansion of the business scale of Zhejiang Education Examination College, we need to build a large number of business systems, undertake a large number of data computing work, traditional decentralized rack server and ...

BEIJING/China, February 21, 2012--the world's leading power and refrigeration service provider Schneider Electric's APC (hereinafter referred to as APC) recently announced that infrastruxure™ integrated system successfully settled in Wuhu second People's Hospital (hereinafter referred to as the second Hospital of Wuhu), Provide a comprehensive data center physical infrastructure solution for the new data center in the hospital. In this project, the high reliability and high availability of the Infineon integrated system fully meet the requirements of the hospital for the availability of the data center, at the same time because of its modularity and "on-demand" features, but also in the full ...

"Guide" the author (Xu Peng) to see Spark source of time is not long, note the original intention is just to not forget later. In the process of reading the source code is a very simple mode of thinking, is to strive to find a major thread through the overall situation. In my opinion, the clue in Spark is that if the data is processed in a distributed computing environment, it is efficient and reliable. After a certain understanding of the internal implementation of spark, of course, I hope to apply it to practical engineering practice, this time will face many new challenges, such as the selection of which as a data warehouse, HB ...

"Tenkine Server channel January 2 News" Wave nf8560m2 is located in the high-end four-way server market, with the new intel® xeon® ®e7 series processor and SAS 6G disk controller, so that it has balanced performance and good reliability, availability, for online transactions integrated processing, virtualization, 　　database, such as Enterprise-class application optimization, very suitable for virtualization integration, cloud computing and other cutting-edge applications. This four-way server is applicable to government, education, enterprise ...

Nifty has been operating the site for a long time, and after the launch of the WYSIWYG web platform based on HTML5, users have built more than 54 million sites in the company, and most of them have less than 100 solar PV. Since the PV of each page is low, the traditional caching strategy does not apply. Even so, however, the company has done so with only 4 Web servers. Recently, Wix chief back-end engineer Aviran Mordo in "Wix architecture ...

Today's world is a large data age of the information world, our life, whether life, work, learning are inseparable from the support of information systems. The database is the place behind the information system for saving and processing the final result. 　　Therefore, the database system becomes particularly important, which means that if the database is facing problems, it means that the entire application system will also face challenges, resulting in serious losses and consequences. Now the word "Big Data age" has become very popular, although it is unclear how the concept landed. But what is certain is that as the internet of things 、...

Advances in technology and changes in market demand are always the most important two aspects of the development of an industry, these two aspects are mutual influence and mutual action, security technology progress is obvious to all, the image of High-definition, transmission network, storage cloud, the application of intelligent platform. The market has also quietly changed, traditional public security services are no longer the focus of security video surveillance market, industry-specific video surveillance network and rapid development of family security services will soon become the next market focus, with the shift of the market center of gravity, in order to adapt to new market features and needs ...