Nginx is a high-performance web and reverse proxy server.
It has many very superior features:
As a Web server: Compared with Apache, Nginx uses fewer resources, supports more concurrent connections, and reflects higher efficiency. This makes Nginx especially popular with virtual host providers. Able to support responses of up to 50,000 concurrent connections, thanks to Nginx for choosing epoll and kqueue as the development model.
As a load balancing server: Nginx can directly support Rails and PHP internally, or as a HTTP proxy server provides external services. Nginx is written in C, and its system resource overhead and CPU usage efficiency are much better than Perlbal.
As a mail proxy server: Nginx is also a very good mail proxy server (one of the first purposes of developing this product is also as a mail proxy server), Last.fm describes the successful and wonderful use experience.
Nginx installation is very simple, the configuration file is very concise (it can also support perl syntax), and the server with very few bugs: Nginx is particularly easy to start and can run almost 7*24 without interruption, even if it runs several times No need to reboot for months. You can also upgrade the software version without interrupting service.
Netty is a java open source framework provided by JBOSS.
Netty provides asynchronous, event-driven network application framework and tools to quickly develop high-performance, high-reliability network server and client programs.
In other words, Netty is a client and server-side programming framework based on NIO. Using Netty can ensure that you can quickly and easily develop a network application, such as a client or server-side application that implements a certain protocol. . Netty is equivalent to simplifying and streamlining the programming and development process of network applications, such as: socket service development based on TCP and UDP.
"Fast" and "simple" do not create maintenance or performance problems. Netty is a project that absorbs the implementation experience of multiple protocols (including various binary text protocols such as FTP, SMTP, HTTP, etc.) and is quite carefully designed. Ultimately, Netty successfully found a way to ensure ease of development while also ensuring the performance, stability, and scalability of its applications.
Features
Design
Unified interface for multiple transmission types - blocking and non-blocking
Simple but more powerful threading model
True connectionless datagram socket support
Link logic supports reuse
Ease of use
Extensive Javadoc and code examples
Except for additional restrictions in JDK 1.6. (Some features are only supported in Java 1.7. Optional features may have additional restrictions.)
Performance
Better throughput than the core Java API, Lower latency
Less resource consumption, this is due to the shared pool and reuse
Reduce memory copies
Robustness
Eliminate OutOfMemoryError due to slow, fast, or overloaded connections
Eliminate unfair read/write ratios often found in NIO applications on high-speed networks
Security
Full SSL/TLS and StartTLS support
Run in restricted environments such as Applets or OSGI
Community
Release earlier and more frequently
Community driven
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