[Inductor] add cuda compile cmd to autotuning logging

ghstack-source-id: 76182a46f585aa7372e2001584cafe70d0846c42
Pull Request resolved: https://github.com/pytorch/pytorch/pull/160906

torch/_inductor/codecache.py

@@ -144,6 +144,7 @@ _IS_WINDOWS = sys.platform == "win32"
 LOCK_TIMEOUT = 600
 
 output_code_log = torch._logging.getArtifactLogger(__name__, "output_code")
+autotuning_log = torch._logging.getArtifactLogger(__name__, "autotuning")
 log = logging.getLogger(__name__)
 
 
@@ -3736,7 +3737,10 @@ def cuda_compile_command(
         res = f"{_cuda_compiler()} {' '.join(options)} -o {dst_file} {src_file}"
     else:
         raise NotImplementedError(f"Unsupported output file suffix {dst_file_ext}!")
-    log.debug("CUDA command: %s", res)
+    if log.isEnabledFor(logging.DEBUG):
+        log.debug("CUDA command: %s", res)
+    else:
+        autotuning_log.debug("CUDA command: %s", res)
     return res