Prometheus OpenTelemetry Data Model Metrics Metrics Signal Protocol of Data Propagation Remote Write OTLP Version Machine Type vCPUs Memory (GB) Storage Type Prometheus 2.53.3 e2-highcpu-2 2 2 Standard persistent disk(HDD) Prometheus 3.0.1 e2-highcpu-2 2 2 Standard persistent disk(HDD) OpenTelemetry Collector v0.115.0 e2-highcpu-2 2 2 Standard persistent disk(HDD) vmagent v1.108.0 e2-highcpu-2 2 2 Standard persistent disk(HDD) Node exporter 1.8.2 e2-micro 2(0.25) 1 Standard persistent disk(HDD) No-op Receiver N/A n2d-highcpu-4 4 4 Balanced persistent disk(SSD) And vmagent, as a special competitor to OpenTelemetry Collector and Prometheus 3.x in this benchmark , can scrape the metrics data in Prometheus text format with extremely low resource overhead, utilizing 3.2x/1.6x less CPU and…