init src 0.9.2

vllm/compilation/monitor.py

@@ -0,0 +1,39 @@
+# SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
+
+import os
+import time
+
+from vllm.config import CompilationConfig, CompilationLevel, VllmConfig
+from vllm.logger import init_logger
+
+logger = init_logger(__name__)
+
+context_manager = None
+torch_compile_start_time: float = 0.0
+
+
+def start_monitoring_torch_compile(vllm_config: VllmConfig):
+    global torch_compile_start_time
+    torch_compile_start_time = time.time()
+
+    compilation_config: CompilationConfig = vllm_config.compilation_config
+    if compilation_config.level == CompilationLevel.PIECEWISE and \
+        compilation_config.debug_dump_path:
+        import depyf
+        path = os.path.join(compilation_config.debug_dump_path,
+                            f"rank_{vllm_config.parallel_config.rank}")
+        global context_manager
+        context_manager = depyf.prepare_debug(path)
+        context_manager.__enter__()
+
+
+def end_monitoring_torch_compile(vllm_config: VllmConfig):
+    compilation_config: CompilationConfig = vllm_config.compilation_config
+    if compilation_config.level == CompilationLevel.PIECEWISE:
+        logger.info("torch.compile takes %.2f s in total",
+                    compilation_config.compilation_time)
+        global context_manager
+        if context_manager is not None:
+            context_manager.__exit__(None, None, None)
+            context_manager = None