ProxySQL and Orchestrator are usually installed to achieve high availability when using MySQL replication. On a failover (or graceful takeover) scenario, Orchestrator will promote a slave, and ProxySQL will redirect the traffic. Depending on how your environment is configured, and how long the promotion takes, you could end up in a scenario where you […]Read more
ProxySQL 2.0.7, released by MariaDB). It acts as an intermediary for client requests seeking resources from the database. René Cannaò created ProxySQL for DBAs as a means of solving complex replication topology issues.
This release includesPSQLADM-204: Add support of MariaDB 10.4
PSQLADM-157: In some cases, the proxysql-status script used the cat command to display a file without […]Read more
In PXC 5.6 and 5.7, when using xtrabackup-v2 as the SST method, the DBA must create a user with the appropriate privileges for use by Percona XtraBackup (PXB). The username and password of this backup user are specified in the wsrep_sst_auth variable.
This is a problem because this username and password was being stored […]
Percona is happy to announce the first experimental binary of Percona XtraDB Cluster 8.0 on October 1, 2019. This is a major step for tuning Percona XtraDB Cluster to be more cloud- and user-friendly. This release combines the updated and feature-rich Galera 4, with substantial improvements made by our development team.
Improvements and New Features
Historically it’s a technique used in networking to integrate multiple analog and digital signals via a shared medium. The goal of multiplexing over the network was to enable signals to be transmitted more efficiently for a given communication channel, thus achieving cost efficiency.
Since the term Multiplexing comes from telecommunications, the industry has heavily […]