Remove unnecessary CloudWatch metrics

They are spamming the API and costing us a lot of money

buildman/manager/ephemeral.py

@@ -474,7 +474,6 @@ class EphemeralBuilderManager(BaseManager):
         continue
 
       try:
-        metric_queue.put_deprecated('EphemeralBuilderStarted', 1, unit='Count')
         metric_queue.ephemeral_build_workers.Inc()
       except:
         logger.exception('Exception when writing start metrics for execution %s for job %s',

buildman/manager/executor.py

@@ -196,7 +196,6 @@ class EC2Executor(BuilderExecutor):
       ))
     except boto.exception.EC2ResponseError as ec2e:
       logger.exception('Unable to spawn builder instance')
-      metric_queue.put_deprecated('EC2BuildStartFailure', 1, unit='Count')
       metric_queue.ephemeral_build_worker_failure.Inc()
       raise ec2e
 

data/queue.py

@@ -23,7 +23,6 @@ class BuildMetricQueueReporter(object):
     self._metric_queue.build_capacity_shortage.Set(need_capacity_count)
 
     building_percent = 100 if currently_processing else 0
-    self._metric_queue.put_deprecated('PercentBuilding', building_percent, unit='Percent')
     self._metric_queue.percent_building.Set(building_percent)
 
 
@@ -123,11 +122,6 @@ class WorkQueue(object):
 
     if self._metric_queue:
       dim = {'queue': self._queue_name}
-      self._metric_queue.put_deprecated('Running', running_count, dimensions=dim)
-      self._metric_queue.put_deprecated('AvailableNotRunning', available_not_running_count,
-                                        dimensions=dim)
-      self._metric_queue.put_deprecated('Available', available_count, dimensions=dim)
-
       self._metric_queue.work_queue_running.Set(running_count, labelvalues=[self._queue_name])
       self._metric_queue.work_queue_available.Set(available_count, labelvalues=[self._queue_name])
 
@@ -197,10 +191,6 @@ class WorkQueue(object):
       QueueItem.insert_many(remaining[0:batch_size]).execute()
       remaining = remaining[batch_size:]
 
-    if self._metric_queue:
-      self._metric_queue.put_deprecated('Added', len(items_to_insert),
-                                        dimensions={'queue': self._queue_name})
-
   def put(self, canonical_name_list, message, available_after=0, retries_remaining=5):
     """
     Put an item, if it shouldn't be processed for some number of seconds,
@@ -208,10 +198,6 @@ class WorkQueue(object):
     """
     item = QueueItem.create(**self._queue_dict(canonical_name_list, message, available_after,
                                                retries_remaining))
-
-    if self._metric_queue:
-      self._metric_queue.put_deprecated('Added', 1, dimensions={'queue': self._queue_name})
-
     return str(item.id)
 
   def _select_available_item(self, ordering_required, now):

storage/cloud.py

@@ -167,7 +167,6 @@ class _CloudStorage(BaseStorageV2):
       metadata['Content-Encoding'] = content_encoding
 
     if self._context.metric_queue is not None:
-      self._context.metric_queue.put_deprecated('MultipartUploadStart', 1)
       self._context.metric_queue.multipart_upload_start.Inc()
 
     return self._cloud_bucket.initiate_multipart_upload(path, metadata=metadata,
@@ -208,7 +207,6 @@ class _CloudStorage(BaseStorageV2):
         write_error = e
 
         if self._context.metric_queue is not None:
-          self._context.metric_queue.put_deprecated('MultipartUploadFailure', 1)
           self._context.metric_queue.multipart_upload_end.Inc(labelvalues=['failure'])
 
         if cancel_on_error:
@@ -219,7 +217,6 @@ class _CloudStorage(BaseStorageV2):
 
     if total_bytes_written > 0:
       if self._context.metric_queue is not None:
-        self._context.metric_queue.put_deprecated('MultipartUploadSuccess', 1)
         self._context.metric_queue.multipart_upload_end.Inc(labelvalues=['success'])
 
       self._perform_action_with_retry(mp.complete_upload)

util/metrics/metricqueue.py

@@ -31,6 +31,8 @@ class MetricQueue(object):
                                          labelnames=['endpoint', 'code'])
     self.non_200 = prom.create_counter('response_non200', 'Non-200 HTTP response codes',
                                        labelnames=['endpoint'])
+    self.error_500 = prom.create_counter('response_500', '5XX HTTP response codes',
+                                         labelnames=['endpoint'])
     self.multipart_upload_start = prom.create_counter('multipart_upload_start',
                                                       'Multipart upload started')
     self.multipart_upload_end = prom.create_counter('multipart_upload_end',
@@ -165,16 +167,12 @@ def _time_after_request(name, metric_queue):
     dur = time.time() - start
     dims = {'endpoint': request.endpoint}
 
-    metric_queue.put_deprecated('ResponseTime', dur, dimensions=dims, unit='Seconds')
-    metric_queue.put_deprecated('ResponseCode', r.status_code, dimensions=dims)
-
     metric_queue.resp_time.Observe(dur, labelvalues=[request.endpoint])
     metric_queue.resp_code.Inc(labelvalues=[request.endpoint, r.status_code])
 
     if r.status_code >= 500:
-      metric_queue.put_deprecated('5XXResponse', 1, dimensions={'name': name})
+      metric_queue.error_500.Inc(labelvalues=[request.endpoint])
     elif r.status_code < 200 or r.status_code >= 300:
-      metric_queue.put_deprecated('Non200Response', 1, dimensions={'name': name})
       metric_queue.non_200.Inc(labelvalues=[request.endpoint])
 
     return r