Percona Toolkit is a collection of command-line tools designed for database administrators to manage and maintain MySQL, MariaDB, MongoDB, and PostgreSQL servers. These tools automate tasks that are often too complex or time-consuming to perform manually, freeing DBAs to focus on more strategic initiatives. It is compatible with cloud providers like AWS, Google Cloud, and Microsoft Azure, supporting both cloud and hybrid deployments. The toolkit simplifies database operations, streamlines training, and increases staff productivity, ultimately saving time and money. Users can customize the scripts and options within Percona Toolkit to align with their specific environment requirements. The toolkit offers a range of functionalities, including verifying MySQL or PostgreSQL replication lag, efficiently archiving rows, identifying duplicate indexes, summarizing server performance, analyzing queries from logs and tcpdump, analyzing MongoDB query profiler data, and collecting system information during incidents. By automating these tasks, Percona Toolkit helps ensure database efficiency, stability, and optimal performance.