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The first part is to build a multi-mysql service on a server.
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I. xuyan
There is a mysqld_multi command in Mysql that can be used
Check the port number opened on the server in Linux.
Before discussing this issue, let's take a look at computer concepts such as physical ports, logical ports, and port numbers.
Concepts related to ports:
In network technology, a Port can be a
Run multiple MySQL services on the same machine
Run multiple MySQL services on the same machine
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The first part is to build a multi-mysql service on a server.
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Port MySql to the embedded Linux platform bitsCN.com
Recently in the attendance machine system, hardware used cortex-A8, haha, in fact, is a bit wasteful, 2410 can be. Therefore, we need to consider the storage of attendance data, which was
1. download MySql
1. download MySql
Open http://www.mysql.com/downloads/mysql/#downloads download in browser
My downloaded version is Red Hat 5 version of http://www.mysql.com/downloads/mirror.php? Id = 407552
Upload the file to the server, or
If you are evaluating the pressure of a MySQL database, you can use Sysbench to test
The concrete operation out, installs the Sysbench tool first, installs the operation as follows:
Installation Environment
CentOS Release 5.4 (Final)MySQL 5.1.40
MySQL default port number is 3306, if install multiple or conflict need to modify the port number, modify the port number of the My.ini, the file is normally under the installation directory. Here are the specific instructions:Method/Step
Stop
Take the Win7 system, MySQL version 5.5.57 as an example:
View the port number of the native MySQL (default is 3306)
Open a DOS window
Win+r Open the Run interface input cmd or enter CMD in the Start menu search box and
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