master slave replication mongodb

Perform SQL operations on the test database on the master node, and check whether the test database on the slave node generates synchronization. Perform SQL operations on the test database on the master node, and check whether the test database on the slave node generates synchronization. One

MySQL is an open-source relational database system. Replication is a process that replicates data from a MySQL database server (master server) to another server (slave server slave.Configure the master server)1. Edit the database configuration file my. cnf, which is usually in the/etc/directory.1. # vi/etc/my. cnfAdd t

Label:From:http://www.cnblogs.com/tae44/p/4682810.html Experimental system: CentOS 6.6_x86_64 Lab Prerequisites: Prepare the build environment in advance, firewall and SELinux are off The experiment shows that there are 2 hosts in this experiment, such as the topology of IP assignment Lab Software: mariadb-10.0.20 Experimental topology: 　　　　 First, install MySQL 1. Compile and install MARIADB: Tar XF mariadb-10.0.20-linux-x86_64.tar.gz -c/usr/local/ cd/usr/local/ LN-SV mariadb-10.0.20-linux-x8

Tags: test error:end systemctl ORM amp Command database outDocker container Master node: 172.17.0.9Docker Container Sub-node: 172.17.0.10Asynchronous replication: First confirm that the main library and from the library is consistent, preferably a clean database that has just been initialized if the main library is in use cannot initialize, it is necessary to first copy the contents of the main library to t

MySQL Master-slave replicationDeployment Environment:MySQL Master 192.168.40.21MySQL slave 192.168.40.22Ideas:When the data on the main MySQL operation or changes, the main MySQL binary log files (binary logs) will be changed, when the I/O thread and SQL thread from MySQL;The I/O thread reads the binary log file on the

Master-slave replication configuration for redisI. Principles Redis's master-slave replication function is very powerful. One master can have multiple

from Server featureMysql>start slave; 8. Check replication feature status from serverMysql>Show Slave Status\g***************************1. Row ***************************slave_io_state:waiting forMaster to send event Master_host:192.168.145. Ten //Primary server addressMaster_user:repl//authorization account name, try to avoid using rootMaster_port:3306 /

access. The software's own synchronization mechanism (MySQL,oracle,Mongdb,ttserver,redis ... ), put the file in the database, sync to the library, and then take the file out. 1.2file system level synchronization scheme for different machines1.2.1drbdSynchronizing DataDRBD is based on file system synchronization, which is equivalent to network RAID1and can synchronize almost any business data. MySQL database is the official recommendation DRBD synchronization data, all single point services such

, after the configuration file processing, use the cmd command line form, mongod--config configuration file path to start 4 instances. To start the successful interface as follows, you need to open multiple command shells in turn.5. Use MONGO 127.0.0.1:29991 to link to an instance of the master node, then create collections and records within the instance, and synchronize directly to the other 3 slave nodes

Tags: socket values stop creating timestamp configuration table Path RorEnvironment Description:Version 5.6.25-logMain Library ip:10.219.24.25From library ip:10.219.24.22OS Version: CentOS 6.7Hot standby software installed: XtrabackupFirewall is off Add: Principle of Master-slave replication: http://blog.csdn.net/zhang123456456/article/details/72972701GTID Copy p

Let's talk about the features of Redis master-slave replication. Official ReplicationHowto documents mention the following features: 1. one master supports multiple slave2.slave connections that can be connected to other slave ins

Tags: mysql master and slave replicationMySQL master-slave replication and semi-synchronous replication principle1, master-slave

Label:introduction of Master-slave replication Architecture Through the previous introduction, we are all on a single use of Redis for related practices, from this chapter, we will initially explore the Redis cluster, and the most classic cluster architecture is the master-slave