Guide to Load Testing Multi-Tenant SaaS Applications (2026)
Multi-tenant SaaS applications require a fundamentally different approach to load testing. Standard scripts that ignore tenant boundaries often miss critical issues. Tenant-aware load testing is essential for accurately measuring both overall performance and the integrity of data isolation. Without this, subtle forms of cross-tenant data leakage or resource contention may go undetected, especially under realistic, mixed-tenant workloads.