Nginx Log Analysis

The drawbacks of "editor's note" Hadoop are also as stark as its virtues--large latency, slow response, and complex operation. is widely criticized, but there is demand for the creation, in Hadoop basically laid a large data hegemony, many of the open source project is to make up for the real-time nature of Hadoop as the goal is created, Storm is at this time turned out, Storm is a free open source, distributed, A highly fault-tolerant real-time computing system. The storm makes continuous flow calculation easy, making up for the real-time ...

Due to the release of Ubuntu 9.10, SRT Ubuntu source of the latest traffic is very bad ~ yesterday's average traffic is 9.6mb/s, calculate the day has 800GB ... More abominable is, an analysis of the log, there is a "http://www.aliyun.com/zixun/aggregation/29851.html" >mozilla/4.0 (compatible; MSIE 6.0; Windows N ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host technology Hall text/Shingdong, Liu, Xie School HTML5 Technology brings many new elements to the web, not only makes the website become more and more beautiful, the interactive experience is getting closer to perfect, even more makes many once impossible function can realize. 　　This article aims at the new characteristic which the HTML5 brings in the website performance monitoring, shares with everybody Ctrip traveling network in this direction the practical experience. Site performance monitoring of the status of the Web site performance is increasingly popular concern, because it directly ...

VMware suddenly released its first open source Paas--cloudfoundry this April. In the months since its release, the author has been concerned about its evolution and benefited from its architectural design, and felt the need to write to share it with you. This article will be divided into two parts: the first part mainly introduces the architecture design of Cloudfoundry, from the module that it contains, to the information flow of each part, how the modules coordinate and cooperate; The second part will be based on the first part, how to use Clou in your data center ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host technology Hall looking back found Semwatch has been a long time no update, although the blog traffic, but as a non-profit group Bo, when it gives the real need of people a little practical useful articles, that is enough. 　　As a member of the editor, I think it is necessary to keep such a spirit of their own meager power to continue. When we start a SEO job, the first thing to do is to make sure that everything we do can be supported by data-not our intuition. SE ...

Association letter. Network data CTO Roven in an interview with CSDN said that enterprises in the choice of DMP platform, need to consider four factors. He thinks, the first is DMP data platform's data richness, whether can produce the value to oneself, second is whether the DMP platform provides the matching application, may use own data conveniently, third is DMP platform's technical ability, whether has the strong system structure to support the DMP system The third is the service of DMP platform operators, the operator of the DMP platform can give more help to the enterprise in the application of data. As a third ...

Instagram is a model for many startups, with more than 10 of companies, from the beginning of obscurity to the end of a hefty takeover by Facebook. How does a company, from the beginning of the operating system selection, server to database selection, message push, how to do? This article compiles from the Instagram engineering blog, tells you Instagram technical secret. When choosing a system, our core principles are: Try to be as simple as possible, do not do repetitive work, and try to adopt proven technology. Operating system/Hosting because we were only three.

March 13, 2014, CSDN online training in the first phase of the "use of Sql-on-hadoop to build Internet Data Warehouse and Business intelligence System" successfully concluded, the trainer is from the United States network of Liang, 　　In the training, Liang shares the current business needs and solutions of data warehousing and business intelligence systems in the Internet domain, Sql-on-hadoop product principles, usage scenarios, architectures, advantages and disadvantages, and performance optimization. CSDN Online training is designed for the vast number of technical practitioners ready online real-time interactive technology training, inviting ...

Introduction: Pixable is becoming a light blog Tumblr (tumblr:150 The architectural challenges behind the amount of browsing), another hot social media, it is a photo-sharing center. But pixable can automatically grab your Facebook and Twitter images and add up to 20 million images a day, how do they handle, save, and analyze the data that is exploding? Pixable CTO Alberto Lopez Toledo and Engineering vice President Julio V ...

Cloud based applications are now widely used and are growing at an alarming rate. Because cloud-based applications can be accessed over the Internet and accessible to anyone anywhere, the security of the application becomes particularly important. 　　This is why businesses that create and manage cloud-based applications must ensure that every layer of the application infrastructure that customers trust is secure. Imagine if Google's Gmail was hacked, hackers can read the content of the user's mail, what will be the consequences? Not only Google's voice ...