p><ul><li>Significant reduction in default collection of Envoy-generated statistics</li><li>Added load-shedding functionality to Mixer workloads</li><li>Improved the protocol between Envoy and Mixer</li><li>Namespace isolation, to reduce operational overhead</li><li>Configurable concurrent worker threads, which can improve overall throughput</li><li>Configurable filters that limit telemetry data</li><li>Removal of synchronization bottlenecks</li></ul><h2 id=continuous-code-quality-and-performance-verificati