Percona is a company that provides several open-source tools and services for managing and optimizing the performance of PostgreSQL databases. Percona provides several different tools and services for PostgreSQL, including:

• Percona Toolkit for PostgreSQL: A collection of command-line tools for performing common tasks with PostgreSQL, such as backups, restores, and database server configuration.

• Percona XtraDB Cluster for PostgreSQL: A high-availability solution that uses a shared-nothing architecture to provide automatic failover and data replication across multiple database servers.

• Percona Monitoring and Management (PMM): A tool for monitoring and managing the performance of PostgreSQL databases. PMM provides real-time metrics and visualizations of database performance and can alert you to potential performance issues.

• Percona Consulting Services: Professional consulting services for PostgreSQL, including performance tuning, database architecture and design, and troubleshooting.

Overall, Percona provides a range of tools and services for PostgreSQL that can help you manage and optimize the performance of your PostgreSQL databases. These tools and services can be useful for improving your PostgreSQL databases’ reliability and performance and ensuring that they are running at their best.

You can find detailed steps from this link to install percona PostgreSQL on Linux operating system.