MES.Inside.Client 0.4.0-preview.4 Mayer EDV Services README.md https://inside.mes.wien/ Shared MES Inside client with bounded queue, durable JSONL spool, measurements, metrics and asynchronous batch upload. Preview 4 adds host.name and a stable pseudonymized host.id to application heartbeats on Windows and Linux, enabling installations to be assigned to their physical or virtual host without transmitting the raw operating-system machine identifier. It retains hierarchical request traces, stable installation identity, generic request monitoring and the Flush writer guarantee. Not yet a stable API. Copyright © 2026 Mayer EDV Services observability logging monitoring telemetry performance on-premises