#2366 [Windows]: log debug message when using slower process APIs

giampaolo · Feb 26, 2024 · 3dc2fbd · 3dc2fbd
1 parent 4cf56e0
commit 3dc2fbd
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diff --git a/HISTORY.rst b/HISTORY.rst
@@ -3,6 +3,10 @@
 5.9.9 (IN DEVELOPMENT)
 ======================
 
+**Enhancements**
+
+- 2366_, [Windows]: log debug message when using slower process APIs.
+
 **Bug fixes**
 
 - 2360_, [macOS]: can't compile on macOS < 10.13.  (patch by Ryan Schmidt)

diff --git a/psutil/_pswindows.py b/psutil/_pswindows.py
@@ -864,6 +864,7 @@ def _get_raw_meminfo(self):
             if is_permission_err(err):
                 # TODO: the C ext can probably be refactored in order
                 # to get this from cext.proc_info()
+                debug("attempting memory_info() fallback (slower)")
                 info = self._proc_info()
                 return (
                     info[pinfo_map['num_page_faults']],
@@ -991,6 +992,7 @@ def create_time(self):
             return created
         except OSError as err:
             if is_permission_err(err):
+                debug("attempting create_time() fallback (slower)")
                 return self._proc_info()[pinfo_map['create_time']]
             raise
 
@@ -1014,6 +1016,7 @@ def cpu_times(self):
         except OSError as err:
             if not is_permission_err(err):
                 raise
+            debug("attempting cpu_times() fallback (slower)")
             info = self._proc_info()
             user = info[pinfo_map['user_time']]
             system = info[pinfo_map['kernel_time']]
@@ -1100,6 +1103,7 @@ def io_counters(self):
         except OSError as err:
             if not is_permission_err(err):
                 raise
+            debug("attempting io_counters() fallback (slower)")
             info = self._proc_info()
             ret = (
                 info[pinfo_map['io_rcount']],
@@ -1159,6 +1163,7 @@ def num_handles(self):
             return cext.proc_num_handles(self.pid)
         except OSError as err:
             if is_permission_err(err):
+                debug("attempting num_handles() fallback (slower)")
                 return self._proc_info()[pinfo_map['num_handles']]
             raise