Database Upgrade Testing

With the rise of internet web2.0 websites, the relational database has become a very hot new field, the development of the non relational database products is very rapid. 　　But the traditional relational database in dealing with web2.0 website, especially the super large-scale and high concurrent SNS type web2.0 pure dynamic website already appeared to be powerless, has exposed many insurmountable problems, for example: 1, high configured--to the database higher concurrent reads and writes the demand WEB2.0 website to be based on user personalized information to generate real-time dynamic ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnosis Taobao Cloud host technology Hall March 2012 115.html" >26 Day, my website database problems, Looking for space business has not to deal with the nasty under had to change a space service provider. Snapshot of the site back to the beginning of the scene. 26th site content began to stop updating, number 27th to find space commercial ...

Http://www.aliyun.com/zixun/aggregation/1560.html ">facebook recently on the official blog announced the introduction of the HBase Database upgrade version of--hydrabase, Facebook is a heavy user of hbase, and Facebook's HBase database system stores Many of Facebook's key business data, including internal monitoring systems, search indexing, streaming data analysis, and data capture. Hyd ...

In mailbox rapid expansion process, one of the performance problems is the MongoDB database level write lock, the time spent in the lock waiting process, directly reflects the user's use of the service process delay. To address this long-standing problem, we decided to migrate a common set of MongoDB (storing mail-related data) to a separate cluster. According to our inference, this will reduce the lock latency by 50%, and we can add more fragments, and we expect to be able to optimize and manage different types of data independently. We start from Mon ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host Technology Hall website completes, the maintenance and the management becomes the work which needs to carry on continuously. 　　In this chapter, the site will be optimized for internal links, efficient maintenance, PR upgrade way to introduce. First, optimize the internal links of the site two, the site efficient maintenance of three common sense three, improve the site PageRank have a coup four, site exchange links to beware of counterfeit five, against the vulgar ban on the site's illegal content six, simple configuration let Web server impregnable ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host technology Hall in understanding the Internet entrepreneurship Theory knowledge, began the field to carry out the actual operation of the website business. 　　In this chapter, we will explain in detail how to build a Web site that conforms to the user experience. First, the site's page planning and style design, the choice of the website programming language third, the choice of website database four, the Web site's hardware requirements and preparation of five, server hosting and maintenance six, server performance test seven, domain name query and registration eight, the actual combat exercise ...

I have opened eight services, but in fact may be used in two or three kinds, today I come to a novice perspective ECS cloud server, relational database RDS, open storage services OSS, content distribution network CDN, cloud engine ACE I have no thought of using Alibaba cloud, because I am currently on a blog (Japanese IP, however, before 5, on the million net virtual host), in addition to write some of their own Test program DEMO, on Sina SAE (write cloud engine AC later ...

After Oracle formally acquired SUN in 2010, Oracle CEO Larry Ellison disclosed to the public that it will compete with and beat IBM in high-end systems and compete with SAP in the application area And beat it. In 2013, Oracle's high-end M systems redefined extreme performance by defeating IBM Power systems in terms of price / performance and memory capacity. In addition, Oracle SaaS applications have been fully brought to market, with subscriptions up 35% by the end of the year. & nb ...

The intermediary transaction SEO diagnoses Taobao guest cloud host Technology Hall recently has many stationmaster server to be invaded, after the invasion is really unprepared ah, "Webmaster safety net" Jack for everyone to analyze the server before and after the invasion of some details and processing methods, hope to pray for the role of the action, if there is wrong to point out also please forgive me. An attacker who invades a system is always driven by a major purpose. For example, show off the technology, get the enterprise confidential data, destroy the normal business process of the enterprise and so on, sometimes also may in the invasion, the attacker's attack behavior, by some ...

The development of the Internet today is not the era of fish, but the time of fast fish eating slow fish. The winning principle of Internet products is a word-"fast". In various forms of product development, we always implement one of the values is "fast", how should we understand and interpret "fast"? What are the ways to implement this principle? First, rapid iteration, quick to do the Internet product is different from the traditional software development, we are faced with hundreds of millions of users such a huge user group, who they are, what preferences, what kind of habits, how to use our products, ...