diff --git a/Gemfile.lock b/Gemfile.lock
index 6701537d..f4305853 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -50,7 +50,7 @@ GIT
 
 GIT
   remote: git://github.com/travis-ci/travis-core.git
-  revision: 5bff6bf138d31754e38b8c148e56ba8ceab39859
+  revision: f7b3a76b3f39c28bb5cf7b9dc24acec13908a11a
   specs:
     travis-core (0.0.1)
       actionmailer (~> 3.2.19)
@@ -331,7 +331,7 @@ GEM
     treetop (1.4.15)
       polyglot
       polyglot (>= 0.3.1)
-    tzinfo (0.3.46)
+    tzinfo (0.3.47)
     unicorn (4.8.3)
       kgio (~> 2.6)
       rack
@@ -390,4 +390,4 @@ DEPENDENCIES
   yard-sinatra!
 
 BUNDLED WITH
-   1.10.6
+   1.11.2
diff --git a/lib/travis/api/app.rb b/lib/travis/api/app.rb
index edc64310..6b72b8ce 100644
--- a/lib/travis/api/app.rb
+++ b/lib/travis/api/app.rb
@@ -199,8 +199,10 @@ module Travis::Api
         Travis::Database.connect
 
         if Travis.config.logs_database
-          Log.establish_connection 'logs_database'
-          Log::Part.establish_connection 'logs_database'
+          pool_size = ENV['DATABASE_POOL_SIZE']
+          Travis.config.logs_database[:pool] = pool_size.to_i if pool_size
+
+          Travis::LogsModel.establish_connection 'logs_database'
         end
       end
 
diff --git a/lib/travis/api/attack.rb b/lib/travis/api/attack.rb
index 207396f5..17fcd44a 100644
--- a/lib/travis/api/attack.rb
+++ b/lib/travis/api/attack.rb
@@ -61,7 +61,7 @@ class Rack::Attack
   # Ban after:    10 POST requests within 30 seconds
   blacklist('spamming with POST requests') do |request|
      Rack::Attack::Allow2Ban.filter(request.identifier, maxretry: 10, findtime: 30.seconds, bantime: bantime(1.hour)) do
-       request.post? and not POST_WHITELISTED.include? '/auth/github'
+       request.post? and not POST_WHITELISTED.include? request.path
      end
   end
 
diff --git a/lib/travis/sidekiq.rb b/lib/travis/sidekiq.rb
index ef5aa91c..077e6055 100644
--- a/lib/travis/sidekiq.rb
+++ b/lib/travis/sidekiq.rb
@@ -7,11 +7,13 @@ require 'travis/api/workers/job_cancellation'
 require 'travis/api/workers/job_restart'
 require 'travis/support/amqp'
 
+pool_size = ENV['SIDEKIQ_DB_POOL_SIZE'] || 5
+Travis.config.database[:pool] = pool_size.to_i
+Travis.config.logs_database[:pool] = pool_size.to_i
 Travis::Database.connect
 
 if Travis.config.logs_database
-  Log.establish_connection 'logs_database'
-  Log::Part.establish_connection 'logs_database'
+  Travis::LogsModel.establish_connection 'logs_database'
 end
 
 Travis::Async.enabled = true