Mysqlroot password resetting method (available for test) bitsCN.com note! .
1. prerequisites
First, make sure that the server is in a secure state, that is, no one can connect to the MySQL database at will.
Because, during the resetting of the
On the Linux server, install Zhimeng CMS and the linux server Zhimeng cms. Install Zhimeng CMS on a Linux server. step 1 of the installation of cms on the linux server: configure the firewall (by default, ports 80 and 3306 are access denied and
Build mysql server load balancer and high-availability environment bitsCN.com
Build a mysql server load balancer and high-availability environment
Abstract: rhel5.8, mysql, keepalived, and haproxy are used to build a cluster with high availability
MySQL database Master/Slave server in Linux system 1. network configuration server A: [root@CentOSmysql-5.0.40] # ifconfigeth0eth0Linkencap: E
MySQL database Master/Slave server in Linux system 1. network configuration server A: [root @ CentOS mysql-
The MySQL master-slave structure is based on mysql incremental logs, which is different from the master-slave replication structure. In the master-master replication structure, data inventory occurs on any of the two servers.
The MySQL master-slave
MySQL dual-host master architecture, coupled with Load Balancing Devices, can achieve high performance and high availability of mysql database load balancing, Server Load balancer equipment can be based on algorithms to database
MySQL dual-host
Linux Automatic Restart service and Linux Restart service
The apache and mysql services are automatically restarted on a regular basis without restarting the server. The procedure is as follows:I. Restart apache and mysql services at and every
Install zhimeng CMS on the Linux server and zhimeng cms on the linux Server
Installation
Step 1: configure the firewall(By default, ports 80 and 3306 are access denied and configured on the firewall ):
Vi/etc/sysconfig/iptables (Add the following
My website is CentOS6.3 + MySQL5.1.57. After the server is restarted, the following error occurs when you log on to mysql-uroot-p: ERROR2002 (HY000): CantconnecttolocalMySQLserverthroughsockettmpmysql. sock (2) So I checked the mysql status: etcrc.
MYSQL Service Details Description of the location of the MYSQL configuration file (my is automatically added by default during installation. cnf configuration file) www.2cto.com/etc/my. location where the cnfMYSQL configuration file is stored (you
Copy directory of MySQL database backup: 1. mySQL replication Overview 2. advantages and ideas of MySQL replication 3. master server settings in the Data Replication environment 4. slave server setting for Data Replication environment 5. create a
MySQL supports unidirectional and asynchronous replication. One server acts as the master server during the replication process, and one or more other servers act as slave servers. The master server writes updates to the binary log file and
Because Mysql is installed from the source code package, there is no common servcie mysqld restart script in the system.You have to manually restartSomeone suggested Killall mysql. This brutal method is actually not feasible. If forced termination
MYSQL master-slave synchronization configuration for CentOS
1. Both the master and salver close the firewall iptables and execute the service iptables stop command:
Set SELINUX = disabled for The SELINUX file ,:
2. Create a database
Log on to
Mysql master ReplicationThe master-slave replication structure of MySQL is different from the master-slave replication structure. In the master-master replication structure, any changes to the data inventory on one of the two servers will be
Build a mysql Server Load balancer and a high-availability environment and a mysql Server Load balancer
Objective: To use two hosts to achieve Mysql load balancing and redundancy, and achieve dual-master-slave mutual backup;
Environment: rhel5.8,
In Linux, Mysql is mutually active/standby.
System Environment: CentOS 6.5
Master1: 192.168.100.204
Master2: 192.168.100.205
Mysql version: mysql-5.6.19
Note: The configuration methods for versions earlier than mysql 5.5 and later are
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