Finding the Noisy Neighbor - Patterns for Per-Customer Performance at Scale

Explore this 41-minute conference talk from AWS re:Invent 2025 that demonstrates how Zendesk leveraged Datadog's observability tools to solve performance challenges in their multi-tenant platform. Discover how Application Performance Monitoring (APM) and Log Management capabilities provided crucial per-tenant visibility for high-cardinality environments, enabling better code and infrastructure decision-making. Learn practical strategies for detecting and resolving cross-tenant performance issues faster, optimizing AWS resource usage in real-time, and right-sizing compute and storage resources. Gain insights into de-risking cloud migrations and accelerating modernization efforts through the combined power of Datadog's monitoring solutions and AWS infrastructure. Understand how proper observability implementation can lead to improved customer experiences, reduced incident response times, and more efficient resource utilization in large-scale, multi-tenant architectures.