Asked by: Christinia Vemireddy
asked in category: General Last Updated: 9th March, 2020

How does percona XtraDB cluster work?

Percona XtraDB Cluster replicates actions executed on one node to all other nodes in the cluster and make it fast enough to appear as it if is synchronous (aka virtually synchronous). Each such object change is recorded in XtraDB using a so-call append_key operation.

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Correspondingly, what is percona XtraDB cluster?

Percona XtraDB Cluster is a fully open-source high-availability solution for MySQL. It integrates Percona Server and Percona XtraBackup with the Galera library to enable synchronous multi-master replication. A cluster consists of nodes, where each node contains the same set of data synchronized accross nodes.

Subsequently, question is, is percona free? Percona is the developer of a number of open source software projects for MySQL, MariaDB, PostgreSQL, MongoDB and RocksDB users. They state that all of their software is 'fully open source and entirely free'.

Then, how do I install percona XtraDB cluster?

Quick Start Guide for Percona XtraDB Cluster

  1. Install Percona XtraDB Cluster on all nodes and set up root access for them.
  2. Configure all nodes with relevant settings required for write-set replication.
  3. Bootstrap the first node to initialize the cluster.
  4. Add other nodes to the cluster.
  5. Verify replication.
  6. Install ProxySQL.

What is percona toolkit?

Percona Toolkit is a collection of advanced command-line tools used by Percona) support staff to perform a variety of MySQL, MongoDB, and system tasks that are too difficult or complex to perform manually.

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