Pacemaker

Pacemaker is an open-source cluster resource manager that facilitates high availability and load balancing in complex, mission-critical environments. It coordinates and monitors cluster resources, ensuring uninterrupted service availability by automatically managing failovers and resource distribution. Pacemaker is highly configurable and supports a wide range of cluster services, making it a versatile solution for maintaining system resilience and performance in clustered computing environments. This documentation-style paragraph provides a brief introduction to Pacemaker's role in managing clusters and ensuring high availability.