Why Performance Testing Is Required

Since Google appeared and changed the rules of the game, the user's focus on the Web page has been declining. For any current topic, there are thousands results to focus on, and the opportunity to capture the attention of the visitor is significantly reduced (2002, the BBC report points out about 9 seconds). Imagine yourself browsing the Web: Will you read all the text and pictures and try to get a complete picture of what the page is all about? The most likely answer is: "No." "With the barrage of information around us, we're like spoiled kids who don't invest enough ...

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 ...

Emerging IT service delivery models, such as cloud computing, offer many advantages such as flexibility and cost-effectiveness. With the introduction of virtual machine mobility, advanced automation configuration, and other features that support cloud computing, you need to deliver scalable, high-performance applications. This means that the physical and virtual http://www.aliyun.com/zixun/aggregation/13748.html "> infrastructure should have the ability to prioritize traffic, optimize data centers, and data ...

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall happened to see the previous wrote this post "small scale low performance low flow Web site design principles", re-sent to micro-blog caused a little response, feel the need to Linode VPS as an example of a simple optimization practice, so that someone always ask me, 　　and also to earn a bit of clicks:) Assuming now you've got a basic VPS available, basic memory 512MB. Refer to the various installation instructions provided by the official to run this combination of LAMP ...

Faster mobile CPUs, laptop extensions, and portable hard disk arrays enable us to tailor our own mobile non-woven platforms to our needs. One, why the need to move the non-woven platform mobile non-woven concept is not limited to completely rely on battery power, products that can work anywhere, in fact, we can move the non-woven understanding of the performance and traditional unstructured workstation approach, portability, have rapid deployment capabilities of video clips, storage systems. The popularity of small high-definition cameras, no tape storage media program mature, ...

For the concept of agile practice, perhaps a lot of people are not very clear, in fact, the experience of agile practices and pitfalls can be divided into the following seven aspects: characteristics of the team, people, waste, local optimization, software quality, testing automation, process, we will come together to comb the seven aspects for your reference. The feature team (Feature) is a long process in the organization to achieve real Feature teams, when implementing local end-to-end groups in the organization ...

First, the purpose and problem of site path analysis and all the analysis work at the beginning of the same, before the site analysis of the path, we need to determine the purpose of this analysis. 　　What results do we hope to reap from this analysis? What are the problems identified or what are the previous assumptions or judgments? These clear analysis objectives will help us choose the specific metrics and dimensions that are required for analysis and the specific analytical methods. If you don't have a very clear purpose for the analysis, then most of the cases will only see a rough path to the site statistics, lucky ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host technology Hall in the previous article we have introduced to the website analysis divides into four main parts, respectively is the visitor analysis, the flow channel analysis, the content analysis and the transformation analysis. So far, the flow channel and transformation are the two parts of our attention. Most of the articles on website analysis are about how to measure and optimize the flow channel, and improve the conversion rate of content. And the analysis of the content of the site is less mentioned. 　Today's article we focus on Web site content analysis of the path analysis. ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall". China's "Domain name National public testing activity has started, a large number of netizens expressed high enthusiasm and active participation." However, some discordant sounds are also coming out. For example, have Bo friends wrote a "". China "domain name why boring to toss user habits" blog, on the ". China" domain name greatly belittle, belittle the ...

As a software engineer, what you want to get from your job is a steady salary, opportunities to get involved in the project, a good springboard for the job, or just being a good friend with other programmers. Here, "efficient", I mean the ability to meet the requirements of the project on time. After a lot of software writing experience, I believe the following practices will help you to learn "efficient" while increasing professional reputation, career life and personal satisfaction 1. Understand your needs The first step to becoming an effective programmer is , To ensure a reasonable allocation of time. Nothing is more than spending time on work that has no future at all ...