Bugs in database management systems can be a nightmare for administrators and developers. In my recent experiments, I discovered a Signal 11 bug in multiple versions of MariaDB, resulting in…
This blog post serves as a work-log detailing the process of uninstalling and installing a specific version of Percona MySQL Server on Ubuntu. The post includes instructions for installation using…
Setting up replication in MySQL is a common DBA task. The replication could be traditional binary log replication or based on GTID replication. This blog is a work log and…
This blog post serves as a work-log detailing the process of uninstalling and installing a specific version of Percona MySQL Server on CentOS. The post includes instructions for installation using…
A friend needed to analyze slow queries and for that he decides to use pt-query-digest tool. Though he got stuck at exporting slow queries from slow logs in RDS for…
In this blog, I will share the steps I took to debug an error ‘ERROR 1030 (HY000): Got error 168 – ‘Unknown (generic) error from engine’ from storage engine’ while…