The OpenTelemetry-demo log corpus used by the Log10x blog measurement posts ("The Drain pattern ID is a join column you can't trust", "Why every log line gets a stable identity").
otel-sample-200mb.log— 215 MB raw, 197,430 lines of OTel-demo output (fluentd, Kubernetes metadata, demo services)otel-sample-200mb.log.gz— the same file, gzipped (~7 MB)
The engine's data/ directories in this repo are runtime placeholders; this release is the canonical public copy of the sample corpus.