To protect data while it is transferred throughout the Internet can be done using SSL. For example if you need to replicate mysql data from one datacenter to another. This is the instruction how to setup MySQL master-slave replication with ssl.
Mysql master-slave replication with percona xtrabackup This replication will be seted up with Percona tools and xtrabackup. The replication in MySQL performs via binary logs. Replication is only asynchronous. In version Mysql-5.6 GTID (Global Transaction IDentifier) appeared. In theory replication is the process when master servers sends updates to slave server. Next I’m going to … Continue reading Mysql master-slave replication with percona xtrabackup
Percona MySQL Toolkit Percona Toolkit for MySQL is a collection of advanced command-line tools created by Percona to perform a variety of MySQL and system tasks that are too difficult or complex to perform manually. These tools are ideal alternatives to private or “one-off” scripts because they are professionally developed, formally tested, and fully documented. … Continue reading Percona tools for Mysql
In general, it’s a good idea to check new HDD for badblocks. Sometimes its occur that a brand new HDD has defects that can crash your system. Here some examples how to do is in Unix-like systems: FreeBSD and Debian/Linux FreeBSD: Assume your new hdd is /dev/ada1 There are several ways to check HDD in FreeBSD. … Continue reading badblocks: check your HDD for bads