Percona Monitoring and Management (PMM) is an open-source tool developed by Percona that allows you to monitor and manage your MongoDB, MySQL, and PostgreSQL databases.  This blog will give you an overview of troubleshooting your MongoDB deployments with PMM. Let’s start with a basic understanding of the architecture of PMM. PMM has two main architectural [&]

https://www.percona.com/blog/2020/10/19/pmm-101-troubleshooting-mongodb-with-percona-monitoring-and-management/