Apache SkyWalking is a powerful application performance monitoring (APM) tool designed for distributed systems, particularly effective in microservices, cloud-native, and container-based environments like Kubernetes. It can collect and analyze over 100 billion telemetry data points from a single cluster, enabling businesses to gain deep insights into their application performance. The tool supports log formatting, metric extraction, and various sampling policies, all optimized for high performance. Additionally, it allows for the configuration of service-centric, deployment-centric, and API-centric alarm rules, ensuring that users can monitor their systems effectively.

SkyWalking also excels in integration capabilities, supporting metrics, traces, and logs from established ecosystems such as Zipkin, OpenTelemetry, Prometheus, and Zabbix. It offers seamless alarm forwarding and telemetry data sharing with third-party applications. With support for multiple programming languages and a flexible license model, Apache SkyWalking is suitable for a wide range of organizations, from small businesses to large enterprises, looking to enhance their application monitoring and performance management.