Use incrementing integer for command IDs instead of UUID

openhands/runtime/utils/bash.py

@@ -82,6 +82,7 @@ def _remove_command_prefix(command_output: str, command: str) -> str:
 class BashSession:
     POLL_INTERVAL = 0.5
     PS1 = CmdOutputMetadata.to_ps1_prompt()
+    _command_counter = 0  # Class variable to track command IDs across all sessions
 
     def __init__(
         self,
@@ -101,7 +102,7 @@ def __init__(
         if username:
             window_command = f'su {username}'
 
-        session_name = f'openhands-{username}-{uuid.uuid4()}'
+        session_name = f'openhands-{username}-{int(time.time())}'
         self.session = self.server.new_session(
             session_name=session_name,
             window_name='bash',
@@ -300,9 +301,9 @@ def execute(self, action: CmdRunAction) -> CmdOutputObservation | ErrorObservati
             if self.output_file and self.output_file.exists():
                 self.output_file.unlink()
 
-            # Create new output file for this command
-            command_id = str(uuid.uuid4())
-            self.output_file = self.output_dir / f'{command_id}.txt'
+            # Create new output file for this command with incrementing ID
+            BashSession._command_counter += 1
+            self.output_file = self.output_dir / f'cmd_{BashSession._command_counter:06d}.txt'
         if action.command.strip() == '' and self.prev_status not in {
             BashCommandStatus.CONTINUE,
             BashCommandStatus.NO_CHANGE_TIMEOUT,