enable compression

This article for my study of Nginx notes and experience, if there are errors or inappropriate places, but also hope to point out1 Basic Concepts 1.1 forward proxy and reverse proxyforward proxy :In general, we say that the agent technology is to

High Performance-instantaneous response Website performance from different perspectives: 1. website performance from a user perspective Users can directly feel the speed on the browser. This includes the communication time between the user's

Establish ZFS highly reliable file storage system in sinox2014Hanao sinox2014 can be installed with a relatively small solid state drive, and the file system can be stored in ZFS.Prepare some hard disks, such as three SCSI hard disks: da0, da1, and

4.3 Map class Create a map class and a map function. The map function is Org. apache. hadoop. mapreduce. the Mapper class calls the map method once when processing each key-value pair. You need to override this method. The setup and cleanup methods

This article was sponsored by Xiuyi linfeng and first launched in the dark world. Due to work requirements, you need to copy the files on server a to server B. I am too lazy to build FTP and Samba servers, so I plan to use the SCP command, which is

HDFS File System Optimization 1. System Perspective Storage Method. namenode adopts raid1 + 0, and datanode adopts the disk group jbod mode. In the scenario of sequential file reading, such as mapreduce, you can adjust the size of the file system

  Several useful parameters: -V is the same as-V in most Linux commands. It is used to display the progress. It can be used to view the connection, authentication, or configuration error. -C enable compression options. -P: select the port. Note

Last night, I translated the article "How to make your website really fast". Anders Liu said the content of "high-performance website construction Guide. Then I searched for a High-Performance website. The author of the book "High Performance Web

We will certainly encounter the situation of backing up the database and restoring the database during the operation of the project. We generally use the following two methods to deal with it: 1. Use into outfile and load data infile to import and

1. What is gzip? Gzip was first created by Jean-Loup gailly and Mark Adler for File compression in UNIX systems. We often use files suffixed with .gz in linux, which are in GZIP format. Nowadays, it has become a widely used data compression format

  An article titled best practices for speeding up your web site has to be mentioned about the front-end performance of websites. He is from the Yahoo performance research team. This article lists the best practices for accelerating 7 categories of 3

1. Integrate Apache Although Tomcat can also be used as a Web server, the processing speed of static html is inferior to that of Apache, and its function as a web server is far inferior to that of Apache. Therefore, Apache and tomcat are integrated,

However, the volume is still very large. Therefore, in daily work, how to reduce the size of SQL Server backup files is a concern of many database administrators. Maybe Microsoft's database product design experts have heard the voices of many

At present, multi-core CPU is the mainstream. The multi-core technology can effectively leverage hardware capabilities and improve throughput. For Java programs, concurrent garbage collection can be implemented. However, Java uses multi-core

The Linux SCP command is used to copy files and directories between Linux systems. The following describes how to use the command to copy files and directories from a local computer to a remote computer or from a remote computer to a local computer.

Use the psftp.exeand putty.exe in the puttyinstallation package to achieve your goal. To use psftp.exe for upload, you only need to know the following four commands: 1. OpenExample: Open *** .dreamhost.com-- Connect to the server. Replace "***

Linux Shell script programming-SCP command details Command: SCP There are three common methods to copy files between Linux: The first is FTP, that is, one of the Linux installation FTP server, so that another client program using FTP can be used to

As a new generation of version control software, SVN (subversion) is developed on the basis of CVS. It fixes various drawbacks of CVs and is expected to become a substitute for open-source CVs. (1) Preparations You can download the latest version of

Analysis of inter-network file transmission: file transmission between Linux and Linux transfers files between Linux and Linux. The most common and convenient way is to use the scp command: scp file username @ hostIP: Directory example: scp aaa.txt

New Linux literacy and linux literacyI. Linux features 1. free/open-source;2. multithreading/multiple users are supported;3. Good security;4. superior memory and file management.   Linux requires at least 4 M --> embedded developmentIi. File