Retry chain sanity: adapter 3 retries for long budgets / 6 for normal (was 6 flat); run_one 3 retries (was 6) with shorter backoff; worst case now 12 attempts ~5min (was 42+ attempts ~20min); progress bar shows live retry count; heartbeat recreated on every reset_samples

Co-Authored-By: Claude <noreply@anthropic.com>

evalharness/model/adapter.py

@@ -192,7 +192,10 @@ class OpenAICompatible(ModelAdapter):
         headers = {'Content-Type': 'application/json'}
         if self.api_key:
             headers['Authorization'] = f'Bearer {self.api_key}'
-        retries = self.extra.get('retries', 6)
+        # long generations cost minutes per attempt -- retry far less
+        # (3 for normal requests, 1 for >8k-token budgets)
+        _mt = int((kw.get('max_tokens') or payload.get('max_tokens') or 4096))
+        retries = self.extra.get('retries', 3 if _mt > 8192 else 6)
         last_exc: Exception = None
         stream = bool(self.extra.get('collect_perf') and not kw.get('no_stream'))
         if stream:
@@ -255,6 +258,9 @@ class OpenAICompatible(ModelAdapter):
                     raise
                 import asyncio
 
+                # surface the retry to the progress bar (user visibility)
+                if self.extra.get('progress_reporter') is not None:
+                    self.extra['progress_reporter'].set_retries(attempt + 1)
                 await asyncio.sleep(min(2 ** attempt * 3, 120))
         raise last_exc  # unreachable
 

evalharness/model/runner.py

@@ -408,6 +408,10 @@ async def generate_predictions(
 
     if progress_reporter is not None:
         progress_reporter.reset_samples(len(work), dataset_name, completed=len(restored))
+        # let the adapter surface retry attempts to the bar
+        members = getattr(adapter, 'adapters', [adapter])
+        for m_ in members:
+            m_.extra['progress_reporter'] = progress_reporter
 
     async def run_one(i_s):
         i, s = i_s
@@ -415,18 +419,18 @@ async def generate_predictions(
         # backoff so one ConnectError burst cannot kill the whole batch --
         # the adapter already retries 5xx/429 and the pool fails over per
         # instance; this is the last line of defense around asyncio.gather
-        for attempt in range(6):
+        for attempt in range(3):
             try:
                 pred = await one(s)
                 break
             except Exception:
-                if attempt == 5:
+                if attempt == 2:
                     if progress_reporter is not None:
                         progress_reporter.advance(success=False)
                     raise
                 # minute-scale backoff: cluster routes flap in multi-minute
                 # bursts; short retries exhaust inside one dead window
-                await asyncio.sleep((10, 20, 40, 60, 90)[attempt])
+                await asyncio.sleep((10, 20, 40)[attempt])
         if ckpt_store is not None:
             ckpt_store.append(keys[i], pred)
         return i, pred

evalharness/progress/rich_terminal.py

@@ -39,6 +39,7 @@ class RichTerminalProgress:
             TaskProgressColumn(),
             TextColumn("• Completed {task.completed}/{task.total}"),
             TextColumn("• in-flight {task.fields[inflight]} ({task.fields[cur]})"),
+            TextColumn("• retries {task.fields[retries]}"),
             TextColumn("• {task.fields[rate]}/s"),
             TextColumn("• {task.fields[elapsed]}"),
             TextColumn("• eta {task.fields[eta]}"),
@@ -113,14 +114,14 @@ class RichTerminalProgress:
             self.task_id = self.progress.add_task(
                 desc, total=total, completed=min(completed, total),
                 success=completed, failed=0, rate='0.00', inflight=0,
-                cur='0s', elapsed='0s', eta='-',
+                cur='0s', elapsed='0s', eta='-', retries=0,
                 waiting='00:00', last_result='restored')
         else:
             self.progress.update(self.task_id, description=desc,
                                  total=total, completed=min(completed, total),
                                  success=completed, failed=0, rate='0.00',
-                                 inflight=0, cur='0s', elapsed='0s', eta='-',
-                                 last_result='restored')
+                                 inflight=0, cur='0s', elapsed='0s', eta='-', retries=0,
+                                 last_result='redone')
         # ALWAYS recreate the heartbeat: the previous one may have died during
         # pause/resume cycles between benchmarks (stale reference -> silent
         # death -> frozen clock while the spinner still animates)
@@ -157,6 +158,11 @@ class RichTerminalProgress:
         self.progress.update(self.task_id, inflight=self.inflight, cur='0s',
                              waiting="00:00", last_result=f"waiting {label}")
 
+    def set_retries(self, n: int):
+        """Show the retry count on the bar (from the adapter's attempt)."""
+        if self.task_id is not None:
+            self.progress.update(self.task_id, retries=n)
+
     def rollback(self):
         if self.disabled:
             return