mongodb scalability

Scalability (extensibility) is a design indicator of the computational processing power of software systems, high scalability represents a kind of elasticity, in the expansion of the system growth process, the software can guarantee exuberant vitality, through very few changes or even just the acquisition of hardware equipment, can achieve the entire system processing capacity of linear growth, Achieve high

Original address: http://www.jdon.com/scalable.htmlScalability (scalability) is a software system computing processing capacity of the design indicators, high scalability represents a kind of elasticity, in the system expansion and growth process, the software can guarantee exuberant vitality, through the few changes or even just the acquisition of hardware equipment, can achieve the overall system processi

. Availability (availability) Usability is the probability or time share expectation that the system can run normally during a certain time of inspection. The study time is a specified moment, then it is called instantaneous usability; the time of the visit is the specified period, and the period availability is called. It is a measure of the equipment in use after the actual use of efficiency, is the equipment or system reliability, maintainability and maintenance of the integrated characteris

Modify tablespaces (modify the automatic scalability of data files) and Data scalabilityModify tablespaces (modify the automatic scalability of data files)When creating a tablespace, you can set the automatic scalability of the data file. When a new data file is added to the tablespaceYou can set Automatic scalability

Recently need to use Redis in C #, found on the Redis official website Servicestack.redis, finally in the test found that this is a pit, 4.0 has been charged, the latter had to find the final version of the 3 series, the final test found that there is still a bug or I will not use. There is no way, it is best to find the Stackexchange.redis, support asynchronous client, it is said that performance is better than Servicestack.redis, and it is said that the stack overflow is also used by this clie

1. scalable design of distributed cacheaccess model of 1.1Memcached distributed cache clustera consistent Hash algorithm for 1.2 distributed cache　2. Scalability design of database storage server clusterThe scalability design of the database storage server cluster puts forward higher requirements for the persistence and availability of the data. The data storage server must ensure the reliable storage of d

Detailed description of javascript Object scalability, and javascript scalability Scalability in javascript objects refers to whether new attributes can be added to objects. All built-in and custom objects can be displayed as extensible objects. For host objects, it is determined by the javascript engine. The following functions are used to set object

the overall architecture is also easy to deploy because you only need to copy the deployment unit-a file or directory-to the machine running the corresponding kind of server. This is a good way for a relatively small application to work. However, for complex applications, the overall architecture becomes unwieldy. For developers, large, monolithic architecture applications can be difficult to understand and maintain. This is also an impediment to frequent deployments. To deploy a change to an

can be elastically scaled as demand increases. Many software architects have told us that they have to scale their applications, and they will introduce high-speed slowdown.Storage layer, which solves most problems. However, we should consider the corresponding solutions at the design stage. This is easy to implement later.Scalable Data Storage Next, we recommend that you select data storage that supports partitioning, replication, and elasticity, including

In terms of creating, communicating, accessing content, sharing information, and buying products, the rapid expansion of a new generation of internet-based services, such as e-mail, blogs, social media, search, and E-commerce, has actually redefined the behavior and trends of WEB users. As the number of these systems continues to grow, IT professionals are witnessing the scaling up of data and data consumed, and growing scalability requirements and ne

MySQL performance tuning and Architecture Design-Chapter 1 Data splitting of scalability design and mysql Optimization Chapter 1 Data splitting for scalable design Preface The expansion implemented through the MySQL Replication function is always limited by the size of the database. Once the database is too large, especially when writing too frequently, it is difficult to support it by a host, we are still faced with expansion bottlenecks. At this tim

Many programmers spend a lot of time tuning application-level performance bottlenecks as they address JVM performance issues, and when you finish reading this series you will find that I might look at this kind of problem more systematically. I've said that the JVM's own technology limits the scalability of Java enterprise-class applications. First, let's start by listing some of the leading factors. The mainstream hardware server provides a

introduction. After you get the "general idea" can move on to understand how to use a load balancerand what decisions and problems you Would face. And then your can try to run a haproxy and make it is not a single point of failure too. Dare yourself to serve 3 million requests per second if for this task you ll need togenerate 3 million requests, fine Tun E your Web server and finally scale and test it. Your application is already scalable, now you need to scale Your databases. They is ve

MySQL performance optimization and Architecture Design-Chapter 1 Utilization of Cache and Search in scalability design, mysql Optimization Chapter 1 scalability design: Utilization of Cache and Search Preface: The scalable architecture solutions analyzed in the previous sections are basically centered on the database itself. Will this block our thinking on the path to s