diff --git a/framework/banned.py b/framework/banned.py
index 231f76f..209a715 100644
--- a/framework/banned.py
+++ b/framework/banned.py
@@ -22,7 +22,7 @@
 from framework import servlet
 
 
-class Banned(servlet.Servlet):
+class Banned(flaskservlet.FlaskServlet):
   """The Banned page shows a message explaining that the user is banned."""
 
   _PAGE_TEMPLATE = 'framework/banned-page.ezt'
@@ -53,5 +53,5 @@
         'currentPageURLEncoded': None,
         }
 
-  # def GetNoAccessPage(self, **kwargs):
-  #   return self.handler(**kwargs)
+  def GetNoAccessPage(self, **kwargs):
+    return self.handler(**kwargs)
diff --git a/framework/clientmon.py b/framework/clientmon.py
index f512f4d..fd10684 100644
--- a/framework/clientmon.py
+++ b/framework/clientmon.py
@@ -19,8 +19,7 @@
 from infra_libs import ts_mon
 
 
-# TODO: convert to FlaskJsonFeed while convert to Flask
-class ClientMonitor(jsonfeed.JsonFeed):
+class ClientMonitor(jsonfeed.FlaskJsonFeed):
   """JSON feed to track client side js errors in ts_mon."""
 
   js_errors = ts_mon.CounterMetric('frontend/js_errors',
@@ -37,9 +36,7 @@
       Dict of values used by EZT for rendering the page.
     """
 
-    # TODO: uncomment while convert to flask
-    # post_data = mr.request.values
-    post_data = mr.request.POST
+    post_data = mr.request.values
     errors = post_data.get('errors')
     try:
       errors = json.loads(errors)
@@ -55,8 +52,5 @@
 
     return {}
 
-  # def GetClientMonitor(self, **kwargs):
-  #   return self.handler(**kwargs)
-
-  # def PostClientMonitor(self, **kwargs):
-  #   return self.handler(**kwargs)
+  def PostClientMonitor(self, **kwargs):
+    return self.handler(**kwargs)
diff --git a/framework/csp_report.py b/framework/csp_report.py
index 83e3126..4b6f29e 100644
--- a/framework/csp_report.py
+++ b/framework/csp_report.py
@@ -11,12 +11,10 @@
 from __future__ import division
 from __future__ import absolute_import
 
-import webapp2
+import flask
 import logging
 
 
-class CSPReportPage(webapp2.RequestHandler):
+def postCsp():
   """CSPReportPage serves CSP violation reports."""
-
-  def post(self):
-    logging.error('CSP Violation: %s' % self.request.body)
+  logging.error('CSP Violation: %s' % flask.request.get_data(as_text=True))
diff --git a/framework/deleteusers.py b/framework/deleteusers.py
index 739782e..015fad4 100644
--- a/framework/deleteusers.py
+++ b/framework/deleteusers.py
@@ -32,8 +32,7 @@
   return credentials.authorize(httplib2.Http(timeout=60))
 
 
-# TODO: change to FlaskInternalTask when convert to Flask
-class WipeoutSyncCron(jsonfeed.InternalTask):
+class WipeoutSyncCron(jsonfeed.FlaskInternalTask):
   """Enqueue tasks for sending user lists to wipeout-lite and deleting deleted
      users fetched from wipeout-lite."""
 
@@ -62,15 +61,11 @@
     cloud_tasks_helpers.create_task(
         task, queue=framework_constants.QUEUE_FETCH_WIPEOUT_DELETED_USERS)
 
-  # def GetWipeoutSyncCron(self, **kwargs):
-  #   return self.handler(**kwargs)
-
-  # def PostWipeoutSyncCron(self, **kwargs):
-  #   return self.handler(**kwargs)
+  def GetWipeoutSyncCron(self, **kwargs):
+    return self.handler(**kwargs)
 
 
-# TODO: Set to FlaskInternalTask when convert
-class SendWipeoutUserListsTask(jsonfeed.InternalTask):
+class SendWipeoutUserListsTask(jsonfeed.FlaskInternalTask):
   """Sends a batch of monorail users to wipeout-lite."""
 
   def HandleRequest(self, mr):
@@ -95,15 +90,11 @@
     logging.info(
         'Received response, %s with contents, %s', resp, data)
 
-  # def GetSendWipeoutUserListsTask(self, **kwargs):
-  #   return self.handler(**kwargs)
-
-  # def PostSendWipeoutUserListsTask(self, **kwargs):
-  #   return self.handler(**kwargs)
+  def PostSendWipeoutUserListsTask(self, **kwargs):
+    return self.handler(**kwargs)
 
 
-# TODO: Set to FlaskInternalTask when convert
-class DeleteWipeoutUsersTask(jsonfeed.InternalTask):
+class DeleteWipeoutUsersTask(jsonfeed.FlaskInternalTask):
   """Fetches deleted users from wipeout-lite and enqueues tasks to delete
      those users from Monorail's DB."""
 
@@ -137,15 +128,11 @@
         'Received response, %s with contents, %s', resp, data)
     return json.loads(data)
 
-  # def GetDeleteWipeoutUsersTask(self, **kwargs):
-  #   return self.handler(**kwargs)
-
-  # def PostDeleteWipeoutUsersTask(self, **kwargs):
-  #   return self.handler(**kwargs)
+  def PostDeleteWipeoutUsersTask(self, **kwargs):
+    return self.handler(**kwargs)
 
 
-# TODO: Set to FlaskInternalTask when convert
-class DeleteUsersTask(jsonfeed.InternalTask):
+class DeleteUsersTask(jsonfeed.FlaskInternalTask):
   """Deletes users from Monorail's DB."""
 
   def HandleRequest(self, mr):
@@ -160,8 +147,5 @@
     with work_env.WorkEnv(mr, self.services) as we:
       we.ExpungeUsers(emails, check_perms=False)
 
-  # def GetDeleteUsersTask(self, **kwargs):
-  #   return self.handler(**kwargs)
-
-  # def PostDeleteUsersTask(self, **kwargs):
-  #   return self.handler(**kwargs)
+  def PostDeleteUsersTask(self, **kwargs):
+    return self.handler(**kwargs)
diff --git a/framework/excessiveactivity.py b/framework/excessiveactivity.py
index 0e54ebd..5506de3 100644
--- a/framework/excessiveactivity.py
+++ b/framework/excessiveactivity.py
@@ -12,18 +12,17 @@
 from __future__ import division
 from __future__ import absolute_import
 
-from framework import servlet
+from framework import flaskservlet
 
 
-class ExcessiveActivity(servlet.Servlet):
+class ExcessiveActivity(flaskservlet.FlaskServlet):
   """ExcessiveActivity page shows an error message."""
 
   _PAGE_TEMPLATE = 'framework/excessive-activity-page.ezt'
 
   # pylint: disable=unused-argument
   def GetExcessiveActivity(self, **kwargs):
-    return
-    # return self.handler(**kwargs)
+    return self.handler(**kwargs)
 
   def GatherPageData(self, _mr):
     """Build up a dictionary of data values to use when rendering the page."""
diff --git a/framework/flaskservlet.py b/framework/flaskservlet.py
index fce3eab..bc543d8 100644
--- a/framework/flaskservlet.py
+++ b/framework/flaskservlet.py
@@ -877,5 +877,5 @@
         user_pb.last_visit_timestamp = now
         self.services.user.UpdateUser(mr.cnxn, user_pb.user_id, user_pb)
 
-  def abort(self, code, context):
+  def abort(self, code, context=""):
     return flask.abort(code, context)
diff --git a/framework/jsonfeed.py b/framework/jsonfeed.py
index b7d85ac..1eff87d 100644
--- a/framework/jsonfeed.py
+++ b/framework/jsonfeed.py
@@ -171,7 +171,7 @@
       if self.CHECK_SAME_APP and not settings.local_mode:
         calling_app_id = request.headers.get('X-Appengine-Inbound-Appid')
         if calling_app_id != app_identity.get_application_id():
-          self.response.status = http_client.FORBIDDEN
+          self.response.status_code = http_client.FORBIDDEN
           return
 
       self._CheckForMovedProject(mr, request)
@@ -188,7 +188,7 @@
       self.abort(400, msg)
     except permissions.PermissionException as e:
       logging.info('Trapped PermissionException %s', e)
-      self.response.status = http_client.FORBIDDEN
+      self.response.status_code = http_client.FORBIDDEN
 
   # pylint: disable=unused-argument
   # pylint: disable=arguments-differ
diff --git a/framework/logger.py b/framework/logger.py
new file mode 100644
index 0000000..d2a8a0d
--- /dev/null
+++ b/framework/logger.py
@@ -0,0 +1,21 @@
+# Copyright 2022 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+""""Helper methods for structured logging."""
+
+from __future__ import print_function
+from __future__ import division
+from __future__ import absolute_import
+
+import google.cloud.logging
+
+import settings
+
+
+def log(struct):
+  if settings.local_mode or settings.unit_test_mode:
+    return
+
+  logging_client = google.cloud.logging.Client()
+  logger = logging_client.logger('python')
+  logger.log_struct(struct)
diff --git a/framework/monitoring.py b/framework/monitoring.py
index 6407e2d..08a1e23 100644
--- a/framework/monitoring.py
+++ b/framework/monitoring.py
@@ -4,13 +4,10 @@
 
 """Monitoring ts_mon custom to monorail."""
 
-import os
-import sys
-lib_path = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'lib')
-
-from google.cloud import logging
 from infra_libs import ts_mon
+
 from framework import framework_helpers
+from framework import logger
 import settings
 
 
@@ -49,11 +46,9 @@
   API_REQUESTS_COUNT.increment_by(1, fields)
 
   if not settings.unit_test_mode:
-    logging_client = logging.Client()
-    logger = logging_client.logger("request_log")
-    logger.log_struct(
+    logger.log(
         {
-            'log_type': "IncrementAPIRequestsCount",
+            'log_type': 'IncrementAPIRequestsCount',
             'client_id': client_id,
             'client_email': client_email,
             'requests_count': str(API_REQUESTS_COUNT.get(fields)),
diff --git a/framework/reap.py b/framework/reap.py
index d0b721f..4654964 100644
--- a/framework/reap.py
+++ b/framework/reap.py
@@ -16,8 +16,7 @@
 RUN_DURATION_LIMIT = 50 * 60  # 50 minutes
 
 
-# TODO: change to FlaskInternalTask when convert to Flask
-class Reap(jsonfeed.InternalTask):
+class Reap(jsonfeed.FlaskInternalTask):
   """Look for doomed and deletable projects and delete them."""
 
   def HandleRequest(self, mr):
@@ -125,8 +124,5 @@
       f(cnxn, project_id)
       yield project_id
 
-  # def GetReap(self, **kwargs):
-  #   return self.handler(**kwargs)
-
-  # def PostReap(self, **kwargs):
-  #   return self.handler(**kwargs)
+  def GetReap(self, **kwargs):
+    return self.handler(**kwargs)
diff --git a/framework/servlet.py b/framework/servlet.py
index 462939a..b363095 100644
--- a/framework/servlet.py
+++ b/framework/servlet.py
@@ -304,6 +304,8 @@
           browser_major_version = int(ua['browser']['version'].split('.')[0])
         except ValueError:
           logging.warn('Could not parse version: %r', ua['browser']['version'])
+        except KeyError:
+          logging.warn('No browser version defined in user agent.')
       csp_supports_report_sample = (
         (browser == 'Chrome' and browser_major_version >= 59) or
         (browser == 'Opera' and browser_major_version >= 46))
diff --git a/framework/sql.py b/framework/sql.py
index 1d7573d..0fb8043 100644
--- a/framework/sql.py
+++ b/framework/sql.py
@@ -23,6 +23,7 @@
 
 from framework import exceptions
 from framework import framework_helpers
+from framework import logger
 
 from infra_libs import ts_mon
 
@@ -258,12 +259,20 @@
     DB_RESULT_ROWS.add(cursor.rowcount)
 
     if stmt_str.startswith('INSERT') or stmt_str.startswith('REPLACE'):
-      formatted_statement = '%s %s' % (stmt_str, stmt_args)
+      formatted_statement = ('%s %s' % (stmt_str, stmt_args)).replace('\n', ' ')
     else:
-      formatted_statement = stmt_str % tuple(stmt_args)
+      formatted_statement = (stmt_str % tuple(stmt_args)).replace('\n', ' ')
     logging.info(
         '%d rows in %d ms: %s', cursor.rowcount, int(duration),
-        formatted_statement.replace('\n', ' '))
+        formatted_statement)
+    if duration >= 2000:
+      logger.log({
+          'log_type': 'database/query',
+          'statement': formatted_statement,
+          'type': formatted_statement.split(' ')[0],
+          'duration': duration / 1000,
+          'row_count': cursor.rowcount,
+      })
 
     if commit and not stmt_str.startswith('SELECT'):
       try:
diff --git a/framework/test/banned_test.py b/framework/test/banned_test.py
index 73b9f03..0331cdd 100644
--- a/framework/test/banned_test.py
+++ b/framework/test/banned_test.py
@@ -24,16 +24,16 @@
     self.services = service_manager.Services()
 
   def testAssertBasePermission(self):
-    servlet = banned.Banned('request', 'response', services=self.services)
+    servlet = banned.Banned(services=self.services)
 
     mr = monorailrequest.MonorailRequest(self.services)
     mr.auth.user_id = 0  # Anon user cannot see banned page.
-    with self.assertRaises(webapp2.HTTPException) as cm:
+    with self.assertRaises(Exception) as cm:
       servlet.AssertBasePermission(mr)
     self.assertEqual(404, cm.exception.code)
 
     mr.auth.user_id = 111  # User who is not banned cannot view banned page.
-    with self.assertRaises(webapp2.HTTPException) as cm:
+    with self.assertRaises(Exception) as cm:
       servlet.AssertBasePermission(mr)
     self.assertEqual(404, cm.exception.code)
 
@@ -42,7 +42,7 @@
     servlet.AssertBasePermission(mr)
 
   def testGatherPageData(self):
-    servlet = banned.Banned('request', 'response', services=self.services)
+    servlet = banned.Banned(services=self.services)
     self.assertNotEqual(servlet.template, None)
 
     _request, mr = testing_helpers.GetRequestObjects()
diff --git a/framework/test/deleteusers_test.py b/framework/test/deleteusers_test.py
index 2609867..87ed5bc 100644
--- a/framework/test/deleteusers_test.py
+++ b/framework/test/deleteusers_test.py
@@ -25,8 +25,7 @@
 
   def setUp(self):
     self.services = service_manager.Services(user=fake.UserService())
-    self.task = deleteusers.WipeoutSyncCron(
-        request=None, response=None, services=self.services)
+    self.task = deleteusers.WipeoutSyncCron(services=self.services)
     self.user_1 = self.services.user.TestAddUser('user1@example.com', 111)
     self.user_2 = self.services.user.TestAddUser('user2@example.com', 222)
     self.user_3 = self.services.user.TestAddUser('user3@example.com', 333)
@@ -100,8 +99,7 @@
 
   def setUp(self):
     self.services = service_manager.Services(user=fake.UserService())
-    self.task = deleteusers.SendWipeoutUserListsTask(
-        request=None, response=None, services=self.services)
+    self.task = deleteusers.SendWipeoutUserListsTask(services=self.services)
     self.task.sendUserLists = mock.Mock()
     deleteusers.authorize = mock.Mock(return_value='service')
     self.user_1 = self.services.user.TestAddUser('user1@example.com', 111)
@@ -143,8 +141,7 @@
   def setUp(self):
     self.services = service_manager.Services()
     deleteusers.authorize = mock.Mock(return_value='service')
-    self.task = deleteusers.DeleteWipeoutUsersTask(
-        request=None, response=None, services=self.services)
+    self.task = deleteusers.DeleteWipeoutUsersTask(services=self.services)
     deleted_users = [
         {'id': 'user1@gmail.com'}, {'id': 'user2@gmail.com'},
         {'id': 'user3@gmail.com'}, {'id': 'user4@gmail.com'}]
diff --git a/framework/test/framework_helpers_test.py b/framework/test/framework_helpers_test.py
index 1d0146c..fb8810b 100644
--- a/framework/test/framework_helpers_test.py
+++ b/framework/test/framework_helpers_test.py
@@ -11,7 +11,10 @@
 import mock
 import unittest
 
-import mox
+try:
+  from mox3 import mox
+except ImportError:
+  import mox
 import time
 
 from businesslogic import work_env
diff --git a/framework/test/monorailcontext_test.py b/framework/test/monorailcontext_test.py
index ed93920..2071c9e 100644
--- a/framework/test/monorailcontext_test.py
+++ b/framework/test/monorailcontext_test.py
@@ -10,7 +10,10 @@
 
 import unittest
 
-import mox
+try:
+  from mox3 import mox
+except ImportError:
+  import mox
 
 from framework import authdata
 from framework import monorailcontext
diff --git a/framework/test/monorailrequest_test.py b/framework/test/monorailrequest_test.py
index fcd30c3..ef52f1e 100644
--- a/framework/test/monorailrequest_test.py
+++ b/framework/test/monorailrequest_test.py
@@ -13,7 +13,10 @@
 import re
 import unittest
 
-import mox
+try:
+  from mox3 import mox
+except ImportError:
+  import mox
 import six
 
 from google.appengine.api import oauth
diff --git a/framework/test/permissions_test.py b/framework/test/permissions_test.py
index 0917b53..cd67c6c 100644
--- a/framework/test/permissions_test.py
+++ b/framework/test/permissions_test.py
@@ -11,7 +11,10 @@
 import time
 import unittest
 
-import mox
+try:
+  from mox3 import mox
+except ImportError:
+  import mox
 
 import settings
 from framework import authdata
diff --git a/framework/test/ratelimiter_test.py b/framework/test/ratelimiter_test.py
index b351f8c..84230e8 100644
--- a/framework/test/ratelimiter_test.py
+++ b/framework/test/ratelimiter_test.py
@@ -15,7 +15,10 @@
 from google.appengine.api import memcache
 from google.appengine.ext import testbed
 
-import mox
+try:
+  from mox3 import mox
+except ImportError:
+  import mox
 import os
 import settings
 
diff --git a/framework/test/reap_test.py b/framework/test/reap_test.py
index f1a907d..92d17fb 100644
--- a/framework/test/reap_test.py
+++ b/framework/test/reap_test.py
@@ -11,7 +11,10 @@
 import unittest
 
 import mock
-import mox
+try:
+  from mox3 import mox
+except ImportError:
+  import mox
 
 from mock import Mock
 
@@ -69,7 +72,7 @@
 
   def testMarkDoomedProjects(self):
     self.setUpMarkDoomedProjects()
-    reaper = reap.Reap('req', 'resp', services=self.services)
+    reaper = reap.Reap(services=self.services)
 
     self.mox.ReplayAll()
     doomed_project_ids = reaper._MarkDoomedProjects(self.cnxn)
@@ -92,7 +95,7 @@
 
   def testExpungeDeletableProjects(self):
     self.setUpExpungeParts()
-    reaper = reap.Reap('req', 'resp', services=self.services)
+    reaper = reap.Reap(services=self.services)
 
     self.mox.ReplayAll()
     expunged_project_ids = reaper._ExpungeDeletableProjects(self.cnxn)
diff --git a/framework/test/sorting_test.py b/framework/test/sorting_test.py
index 4b1feb3..4251308 100644
--- a/framework/test/sorting_test.py
+++ b/framework/test/sorting_test.py
@@ -12,7 +12,10 @@
 # For convenient debugging
 import logging
 
-import mox
+try:
+  from mox3 import mox
+except ImportError:
+  import mox
 
 from framework import sorting
 from framework import framework_views
diff --git a/framework/test/warmup_test.py b/framework/test/warmup_test.py
index 8140fc7..13223f1 100644
--- a/framework/test/warmup_test.py
+++ b/framework/test/warmup_test.py
@@ -10,26 +10,39 @@
 
 import unittest
 
-from testing import testing_helpers
+import flask
 
-from framework import sql
 from framework import warmup
-from services import service_manager
 
 
 class WarmupTest(unittest.TestCase):
 
-  def setUp(self):
-    #self.cache_manager = cachemanager_svc.CacheManager()
-    #self.services = service_manager.Services(
-    #    cache_manager=self.cache_manager)
-    self.services = service_manager.Services()
-    self.servlet = warmup.Warmup('req', 'res', services=self.services)
+  def testHandleWarmup(self):
+    app = flask.Flask(__name__)
+    app.add_url_rule('/', view_func=warmup.Warmup)
 
+    with app.test_client() as client:
+      response = client.get('/')
 
-  def testHandleRequest_NothingToDo(self):
-    mr = testing_helpers.MakeMonorailRequest()
-    actual_json_data = self.servlet.HandleRequest(mr)
-    self.assertEqual(
-        {'success': 1},
-        actual_json_data)
+    self.assertEqual(response.status_code, 200)
+    self.assertEqual(response.data, '')
+
+  def testHandleStart(self):
+    app = flask.Flask(__name__)
+    app.add_url_rule('/', view_func=warmup.Start)
+
+    with app.test_client() as client:
+      response = client.get('/')
+
+    self.assertEqual(response.status_code, 200)
+    self.assertEqual(response.data, '')
+
+  def testHandleStop(self):
+    app = flask.Flask(__name__)
+    app.add_url_rule('/', view_func=warmup.Stop)
+
+    with app.test_client() as client:
+      response = client.get('/')
+
+    self.assertEqual(response.status_code, 200)
+    self.assertEqual(response.data, '')
diff --git a/framework/trimvisitedpages.py b/framework/trimvisitedpages.py
index f036c10..f43ab09 100644
--- a/framework/trimvisitedpages.py
+++ b/framework/trimvisitedpages.py
@@ -11,8 +11,7 @@
 from framework import jsonfeed
 
 
-# TODO: change to FlaskInternalTask when convert to Flask
-class TrimVisitedPages(jsonfeed.InternalTask):
+class TrimVisitedPages(jsonfeed.FlaskInternalTask):
 
   """Look for users with more than 10 visited hotlists and deletes extras."""
 
@@ -20,8 +19,5 @@
     """Delete old RecentHotlist2User rows when there are too many"""
     self.services.user.TrimUserVisitedHotlists(mr.cnxn)
 
-  # def GetTrimVisitedPages(self, **kwargs):
-  #   return self.handler(**kwargs)
-
-  # def PostTrimVisitedPages(self, **kwargs):
-  #   return self.handler(**kwargs)
+  def GetTrimVisitedPages(self, **kwargs):
+    return self.handler(**kwargs)
diff --git a/framework/warmup.py b/framework/warmup.py
index ace76ce..a133107 100644
--- a/framework/warmup.py
+++ b/framework/warmup.py
@@ -10,55 +10,26 @@
 
 import logging
 
-from framework import jsonfeed
 
-
-# TODO(https://crbug.com/monorail/6511): Convert to FlaskInternalTask
-class Warmup(jsonfeed.InternalTask):
+def Warmup():
   """Placeholder for warmup work.  Used only to enable min_idle_instances."""
-
-  def HandleRequest(self, _mr):
-    """Don't do anything that could cause a jam when many instances start."""
-    logging.info('/_ah/startup does nothing in Monorail.')
-    logging.info('However it is needed for min_idle_instances in app.yaml.')
-
-    return {
-      'success': 1,
-      }
-
-  # def GetWarmup(self, **kwargs):
-  #   return self.handler(**kwargs)
+  # Don't do anything that could cause a jam when many instances start.
+  logging.info('/_ah/startup does nothing in Monorail.')
+  logging.info('However it is needed for min_idle_instances in app.yaml.')
+  return ''
 
 
-# TODO(https://crbug.com/monorail/6511): Convert to FlaskInternalTask
-class Start(jsonfeed.InternalTask):
+def Start():
   """Placeholder for start work.  Used only to enable manual_scaling."""
-
-  def HandleRequest(self, _mr):
-    """Don't do anything that could cause a jam when many instances start."""
-    logging.info('/_ah/start does nothing in Monorail.')
-    logging.info('However it is needed for manual_scaling in app.yaml.')
-
-    return {
-      'success': 1,
-      }
-
-  # def GetStart(self, **kwargs):
-  #   return self.handler(**kwargs)
+  # Don't do anything that could cause a jam when many instances start.
+  logging.info('/_ah/start does nothing in Monorail.')
+  logging.info('However it is needed for manual_scaling in app.yaml.')
+  return ''
 
 
-# TODO(https://crbug.com/monorail/6511): Convert to FlaskInternalTask
-class Stop(jsonfeed.InternalTask):
+def Stop():
   """Placeholder for stop work.  Used only to enable manual_scaling."""
-
-  def HandleRequest(self, _mr):
-    """Don't do anything that could cause a jam when many instances start."""
-    logging.info('/_ah/stop does nothing in Monorail.')
-    logging.info('However it is needed for manual_scaling in app.yaml.')
-
-    return {
-      'success': 1,
-      }
-
-  # def GetStop(self, **kwargs):
-  #   return self.handler(**kwargs)
+  # Don't do anything that could cause a jam when many instances start."""
+  logging.info('/_ah/stop does nothing in Monorail.')
+  logging.info('However it is needed for manual_scaling in app.yaml.')
+  return ''