=== Scale 10000 (chunk=500) ===
Backend: clickhouse, Scale: 10000 worlds, Environment: local-docker
Streaming mode: totalWorlds=10000, chunkSize=500
PBP sink: local at ./pbp-parquet-10k

Streaming Run Report
--------------------
Total wall time:         2634.39 s
Simulation time:         1082.98 s
OC write time:            498.51 s
PBP write time:           725.79 s
Merge time:               201.05 s
Peak working set:        19330.3 MB
Chunks completed:             20
OC rows (merged):        244,800
PBP rows (written):   419,763,551