diff --git a/python/sglang/utils.py b/python/sglang/utils.py
index 9b5ca15dde1..98e0f3f4f8d 100644
--- a/python/sglang/utils.py
+++ b/python/sglang/utils.py
@@ -363,23 +363,3 @@ def terminate_process(process):
 def print_highlight(html_content: str):
     html_content = str(html_content).replace("\n", "<br>")
     display(HTML(f"<strong style='color: #00008B;'>{html_content}</strong>"))
-
-
-import pdb  # type: ignore
-import sys
-
-
-class ForkedPdb(pdb.Pdb):
-    """
-    PDB Subclass for debugging multi-processed code
-    Suggested in: https://stackoverflow.com/questions/4716533/how-to-attach-debugger-to-a-python-subproccess
-    """
-
-    def interaction(self, *args, **kwargs):
-        _stdin = sys.stdin
-        try:
-
-            sys.stdin = open("/dev/stdin")
-            pdb.Pdb.interaction(self, *args, **kwargs)
-        finally:
-            sys.stdin = _stdin