10 useful shell script code snippets | Linux
10+ useful code snippets of Linux shell scripts for how-to color, sendmail, log, change dir, parse parameters, loop, configuration file, switch..case and more.
How to Restore / point in time recovery using binary logs MySQL
In this post I will share a recovery scenario of a MySQL database restore from the binary logs. This post is also a good example of how we can achieve…
MySQL grant syntax & dynamic database using wildcards
The MySQL grant syntax allows you to specify dynamic database names using the wildcard characters. This article explains the usecase of dynamic section of mysql grants.
Debugging Percona Xtradb (Galera) Cluster node startup / SST errors
A Percona Xtradb (Galera) Cluster node may fail to join it due to many possible mistakes causing SST to fail. It could be a configuration item or purely setup requirement. In this article we will be troubleshooting step by step the SST issues faced.
MariaDB slave restore using GTID & xtrabackup bug
Restoring MariaDB (MySQL) slave using Xtrabackup & GTID.
xtrabackup_51: not found & no ‘mysqld’ group in MySQL options
Recently I happen to setup a new MySQL instance with my tools – a standard MySQL 5.1+, xtrabackup setup and last-hotbackup.tar.gz. To restore from the backup we used xtrabackup binaries…