fix(pu): fix vllm logging level

Author: puyuan1996

zoo/jericho/priorzero/priorzero_entry_sync.py

@@ -457,5 +457,10 @@ def main():
     # Now set tokenizers env var
     os.environ['TOKENIZERS_PARALLELISM'] = 'false'
 
+    # [LOG-FIX] Reduce vLLM logging verbosity to avoid flooding logs with progress bars
+    # This suppresses the frequent "Processed prompts: XX%" messages from vLLM
+    os.environ['VLLM_LOGGING_LEVEL'] = 'WARNING'  # Suppress INFO level logs from vLLM
+    os.environ['VLLM_CONFIGURE_LOGGING'] = '0'    # Disable vLLM's logging configuration
+
     # Finally, run main
     main()

zoo/jericho/priorzero/utils/vllm_engine.py

@@ -177,6 +177,7 @@ def create_vllm_engines(
                 num_gpus=0.2 if use_hybrid_engine else 1,
                 enable_sleep_mode=vllm_enable_sleep,
                 agent_func_path=agent_func_path,
+                disable_log_stats=True,  # [LOG-FIX] Disable verbose progress bars
                 **additional_kwargs,
             )
         )