Support numactl bind for CPU and memory before process starts (#14156)

python/sglang/srt/managers/data_parallel_controller.py

@@ -49,6 +49,7 @@ from sglang.srt.tracing.trace import (
     trace_slice_end,
     trace_slice_start,
 )
+from sglang.srt.utils import numa_utils
 from sglang.srt.utils.common import (
     bind_port,
     configure_ipv6,
@@ -440,7 +441,9 @@ class DataParallelController:
                             writer,
                         ),
                     )
-                    with memory_saver_adapter.configure_subprocess():
+                    with memory_saver_adapter.configure_subprocess(), numa_utils.configure_subprocess(
+                        server_args, gpu_id
+                    ):
                         proc.start()
                 self.scheduler_procs.append(proc)
                 scheduler_pipe_readers.append(reader)