[Fix] Fix the bug of the calculation of base_gpu_id (dp offset) in...

[Fix] Fix the bug of the calculation of base_gpu_id (dp offset) in data_parallel_controller.py (#10741)

python/sglang/srt/managers/data_parallel_controller.py

@@ -209,7 +209,9 @@ class DataParallelController:
                 args=(server_args, tmp_port_args, base_gpu_id, dp_rank, ready_event),
             )
             threads.append(thread)
-            base_gpu_id += server_args.tp_size * server_args.gpu_id_step
+            base_gpu_id += (
+                server_args.tp_size * server_args.pp_size * server_args.gpu_id_step
+            )
 
         # Free all sockets before starting the threads to launch TP workers
         for sock in sockets: