--- a/service/mqtt_to_rdf/inference.py	Mon Sep 27 22:56:25 2021 -0700
+++ b/service/mqtt_to_rdf/inference.py	Tue Sep 28 00:32:16 2021 -0700
@@ -164,7 +164,9 @@
         fullBinding: CandidateBinding = self._prevBindings().copy()
         fullBinding.addNewBindings(newBinding)
         isNew = fullBinding not in self._seenBindings
-        ringlog.debug(f'{INDENT*7} {self} considering {newBinding=} to make {fullBinding}. {isNew=}')
+
+        if ringlog.isEnabledFor(logging.DEBUG):
+            ringlog.debug(f'{INDENT*7} {self} considering {newBinding=} to make {fullBinding}. {isNew=}')
         # if self.slog:
         #     self.slog.looperConsider(self, newBinding, fullBinding, isNew)
 
@@ -326,6 +328,7 @@
                 raise NotImplementedError(f'trying too many permutations {len(chunks)=}')
             permsTried += 1
 
+        stats['permsTried'] += permsTried
         odolog.debug(f'{INDENT*5} no perms worked- rule cannot match anything')
         raise NoOptions()
 

--- a/service/mqtt_to_rdf/stmt_chunk.py	Mon Sep 27 22:56:25 2021 -0700
+++ b/service/mqtt_to_rdf/stmt_chunk.py	Tue Sep 28 00:32:16 2021 -0700
@@ -109,7 +109,7 @@
         # if log.isEnabledFor(logging.DEBUG):
         #     log.debug(f'{INDENT*6} computing {self}.ruleMatchesFrom({workingSet}')
         allChunksIter = workingSet.allChunks()
-        if "stable failures please":
+        if log.isEnabledFor(logging.DEBUG):  # makes failures a bit more stable, but shows up in profiling
             allChunksIter = sorted(allChunksIter)
         for chunk in allChunksIter:
             try: