=== Scale 1000 OC-only profiling target ===
Backend: clickhouse, Scale: 1000 worlds, Environment: local-docker
Streaming mode: totalWorlds=1000, chunkSize=500 [PBP DISABLED]
PBP sink: local at ./pbp-parquet-profiling

Streaming Run Report
--------------------
Total wall time:          189.88 s
Simulation time:           93.67 s
OC write time:             49.99 s
PBP write time:             0.00 s
Merge time:                19.12 s
Peak working set:         1705.7 MB
Chunks completed:              2
OC rows (merged):        244,800
PBP rows (written):            0