many connections

　　The HTTP status code is divided into 5 categories: The representative request that begins with 1 is accepted, needs to be processed, a 2-based representation request has been successfully received, understood, and accepted by the server, and a

Below we understand some MySQL optimization foundation, MySQL optimization I divide into two parts, one is the server physical hardware optimization, the second is the MySQL itself (my.cnf) optimization. The impact of server hardware on MySQL

[Client] Port = 3306 Socket =/data/3306/mysql.sock [MySQL] No-auto-rehash [Mysqld] user = MySQL Port = 3306 Socket =/data/3306/mysql.sock Basedir =/usr/local/mysql DataDir =/data/3306/data Open_files_limit = 10240 Back_log = 600

In the previous development, there are many errors or poor performance, and then checked the data have been corrected, here can share:1. mysql Database issues(1) MySQL database if you have previously installed, the installation may occur after the

There are several possibilities: First, if the "Service unavailable" prompts, a few refreshing and can be accessed. This occurs because your Web site exceeds the IIS limit caused by Because 2003 of the operating system in the hint of IIS is not

number of connections for routers set first step, add address group For example, a company gateway router using corporate routers, often have a computer using Thunderbolt or BT download, the number of connections can reach thousands, occupy too

MySQL's 1135 error message is as follows: SQLSTATE[HY000] [1135] Can ' t create a new thread (errno 12); If you are are not out of available memory, you can consult the manual for a possible bug Solution: Modify My.ini to add 2 parameters:

This article mainly introduces the use of node.js coordination Nginx to achieve high load network, node of the asynchronous plus Nginx reverse proxy in the performance is really to the force! The need for Friends can refer to the following Nginx

Problem When using the MySQL database, there is often a problem with the Can not connect to MySQL server. Too many connections -mysql 1040 error, because the number of connections that have not been released to MySQL has reached the upper limit of

Key_buffer_size Set this variable to assign a space of the specified size to the key buffer (or key cache). But the operating system will only be allocated when the space is actually used. For example, setting the key buffer size to 1GB does not

What is twisted? Twisted is an event-driven network framework written in Python, and he supports a variety of protocols, including UDP,TCP,TLS and other application layer protocols, such as Http,smtp,nntm,irc,xmpp/jabber. A very good point is that

Java EE Development of various types of resources download list, the history of the most complete IT resources, personal collection summary. synchronous, asynchronous, blocking, and non-blocking are some basic sockets calling methods, and one of

A list of FTP error codes150 file is in good condition, open data connection200 Command success202 Command not implemented211 System State or system help response212 Directory Status213 File Status214 Help information, information only useful to

Performance to: The scalability of the IO API is of great importance to Web applications. In the previous API for Java version 1.4, blocking I/O was disappointing to many people. Starting with the J2SE 1.4 version, Java finally has a scalable I/O

As we all know, the website optimizes the operation high quality original content creation and the website high Weight website External connection Construction is promotes the website rank and the weight one of the fundamental factors, but the

The Service Unavailable error occurs when the Web site is accessed, and the following error message appears in the System log: Unable to load all ISAPI filters for the site/service. The following is a collection of related cause analysis and

talking about the principle of database connection pool Hong Jongjun This time we take a technological evolution to talk about the process of database connection pooling technology and its rationale, and the most popular open source database

This article is reproduced from itpub public numberWhat is specifically modified in the configuration file? If the interviewer asks you, what should you say? You want to, you sit in a room.Server MySQL performance optimization, there are two general

In the Apache, PHP, MySQL architecture, MySQL has the greatest impact on performance and is a key core. For the discuz! Forum program is also the case, MySQL settings are reasonable optimization, directly affect the speed and capacity of the forum!

http://blog.csdn.net/orichisonic/article/details/48026031mysql5.6.20 configuration to solve the problem of consuming too much memoryThis configuration is used on the old boy's production line on the configuration, at the time of the training he gave,