diff --git a/Dockerfile.buildworker b/Dockerfile.buildworker
index 4b6f995b9..09c1c91b7 100644
--- a/Dockerfile.buildworker
+++ b/Dockerfile.buildworker
@@ -1,23 +1,30 @@
 # vim:ft=dockerfile
+
+###############################
+# BEGIN COMMON SECION
+###############################
+
 FROM phusion/baseimage:0.9.15
 
 ENV DEBIAN_FRONTEND noninteractive
 ENV HOME /root
 
 # Install the dependencies.
-RUN apt-get update  # 20NOV2014
+RUN apt-get update  # 11DEC2014
 
 # New ubuntu packages should be added as their own apt-get install lines below the existing install commands
-RUN apt-get install -y git python-virtualenv python-dev libjpeg8 libjpeg62 libjpeg62-dev libevent-2.0.5 libevent-dev gdebi-core g++ libmagic1 phantomjs nodejs npm libldap-2.4-2 libldap2-dev libsasl2-modules libsasl2-dev libpq5 libpq-dev
+RUN apt-get install -y git python-virtualenv python-dev libjpeg8 libjpeg62 libjpeg62-dev libevent-2.0.5 libevent-dev gdebi-core g++ libmagic1 phantomjs nodejs npm libldap-2.4-2 libldap2-dev libsasl2-modules libsasl2-dev libpq5 libpq-dev libfreetype6-dev libffi-dev
 
 # Build the python dependencies
 ADD requirements.txt requirements.txt
 RUN virtualenv --distribute venv
 RUN venv/bin/pip install -r requirements.txt
 
-RUN apt-get remove -y --auto-remove python-dev g++ libjpeg62-dev libevent-dev libldap2-dev libsasl2-dev libpq-dev
+RUN apt-get remove -y --auto-remove python-dev g++ libjpeg62-dev libevent-dev libldap2-dev libsasl2-dev libpq-dev libffi-dev
 
-### End common section ###
+###############################
+# END COMMON SECION
+###############################
 
 RUN apt-get install -y lxc aufs-tools
 
diff --git a/Dockerfile.web b/Dockerfile.web
index bd07d9999..d50256b2a 100644
--- a/Dockerfile.web
+++ b/Dockerfile.web
@@ -1,4 +1,9 @@
 # vim:ft=dockerfile
+
+###############################
+# BEGIN COMMON SECION
+###############################
+
 FROM phusion/baseimage:0.9.15
 
 ENV DEBIAN_FRONTEND noninteractive
@@ -8,16 +13,18 @@ ENV HOME /root
 RUN apt-get update  # 11DEC2014
 
 # New ubuntu packages should be added as their own apt-get install lines below the existing install commands
-RUN apt-get install -y git python-virtualenv python-dev libjpeg8 libjpeg62 libjpeg62-dev libevent-2.0.5 libevent-dev gdebi-core g++ libmagic1 phantomjs nodejs npm libldap-2.4-2 libldap2-dev libsasl2-modules libsasl2-dev libpq5 libpq-dev libfreetype6-dev
+RUN apt-get install -y git python-virtualenv python-dev libjpeg8 libjpeg62 libjpeg62-dev libevent-2.0.5 libevent-dev gdebi-core g++ libmagic1 phantomjs nodejs npm libldap-2.4-2 libldap2-dev libsasl2-modules libsasl2-dev libpq5 libpq-dev libfreetype6-dev libffi-dev
 
 # Build the python dependencies
 ADD requirements.txt requirements.txt
 RUN virtualenv --distribute venv
 RUN venv/bin/pip install -r requirements.txt
 
-RUN apt-get remove -y --auto-remove python-dev g++ libjpeg62-dev libevent-dev libldap2-dev libsasl2-dev libpq-dev
+RUN apt-get remove -y --auto-remove python-dev g++ libjpeg62-dev libevent-dev libldap2-dev libsasl2-dev libpq-dev libffi-dev
 
-### End common section ###
+###############################
+# END COMMON SECION
+###############################
 
 # Remove SSH.
 RUN rm -rf /etc/service/sshd /etc/my_init.d/00_regen_ssh_host_keys.sh
diff --git a/conf/init/gunicorn_registry/run b/conf/init/gunicorn_registry/run
index a0a09f5a2..3c88fd0e3 100755
--- a/conf/init/gunicorn_registry/run
+++ b/conf/init/gunicorn_registry/run
@@ -3,6 +3,6 @@
 echo 'Starting gunicon'
 
 cd /
-venv/bin/gunicorn -c conf/gunicorn_registry.py registry:application
+nice -n 10 venv/bin/gunicorn -c conf/gunicorn_registry.py registry:application
 
 echo 'Gunicorn exited'
\ No newline at end of file
diff --git a/conf/init/gunicorn_verbs/run b/conf/init/gunicorn_verbs/run
index 1cf2ee51c..d76a7adcf 100755
--- a/conf/init/gunicorn_verbs/run
+++ b/conf/init/gunicorn_verbs/run
@@ -3,6 +3,6 @@
 echo 'Starting gunicon'
 
 cd /
-nice -10 venv/bin/gunicorn -c conf/gunicorn_verbs.py verbs:application
+nice -n 10 venv/bin/gunicorn -c conf/gunicorn_verbs.py verbs:application
 
 echo 'Gunicorn exited'
\ No newline at end of file
diff --git a/conf/nginx-nossl.conf b/conf/nginx-nossl.conf
index fbcce63c0..cc985906a 100644
--- a/conf/nginx-nossl.conf
+++ b/conf/nginx-nossl.conf
@@ -1,11 +1,5 @@
 include root-base.conf;
 
-worker_processes 2;
-
-user root nogroup;
-
-daemon off;
-
 http {
     include http-base.conf;
 
diff --git a/conf/nginx.conf b/conf/nginx.conf
index e208d30e0..01d554ae2 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -1,11 +1,5 @@
 include root-base.conf;
 
-worker_processes 2;
-
-user root nogroup;
-
-daemon off;
-
 http {
     include http-base.conf;
 
diff --git a/conf/root-base.conf b/conf/root-base.conf
index be8072945..dc8685c34 100644
--- a/conf/root-base.conf
+++ b/conf/root-base.conf
@@ -1,7 +1,15 @@
 pid /tmp/nginx.pid;
 error_log /var/log/nginx/nginx.error.log;
 
+worker_processes 2;
+worker_priority -10;
+worker_rlimit_nofile 10240;
+
+user root nogroup;
+
+daemon off;
+
 events {
-    worker_connections 1024;
+    worker_connections 10240;
     accept_mutex off;
 }
diff --git a/data/migrations/migration.sh b/data/migrations/migration.sh
index dedaf2445..17901e130 100755
--- a/data/migrations/migration.sh
+++ b/data/migrations/migration.sh
@@ -2,13 +2,14 @@ set -e
 
 DOCKER_IP=`echo $DOCKER_HOST | sed 's/tcp:\/\///' | sed 's/:.*//'`
 MYSQL_CONFIG_OVERRIDE="{\"DB_URI\":\"mysql+pymysql://root:password@$DOCKER_IP/genschema\"}"
+PERCONA_CONFIG_OVERRIDE="{\"DB_URI\":\"mysql+pymysql://root@$DOCKER_IP/genschema\"}"
 PGSQL_CONFIG_OVERRIDE="{\"DB_URI\":\"postgresql://postgres@$DOCKER_IP/genschema\"}"
 
 up_mysql() {
   # Run a SQL database on port 3306 inside of Docker.
   docker run --name mysql -p 3306:3306 -e MYSQL_ROOT_PASSWORD=password -d mysql
 
-  # Sleep for 5s to get MySQL get started.
+  # Sleep for 10s to get MySQL get started.
   echo 'Sleeping for 10...'
   sleep 10
 
@@ -21,6 +22,40 @@ down_mysql() {
   docker rm mysql
 }
 
+up_mariadb() {
+  # Run a SQL database on port 3306 inside of Docker.
+  docker run --name mariadb -p 3306:3306 -e MYSQL_ROOT_PASSWORD=password -d mariadb
+
+  # Sleep for 10s to get MySQL get started.
+  echo 'Sleeping for 10...'
+  sleep 10
+
+  # Add the database to mysql.
+  docker run --rm --link mariadb:mariadb mariadb sh -c 'echo "create database genschema" | mysql -h"$MARIADB_PORT_3306_TCP_ADDR" -P"$MARIADB_PORT_3306_TCP_PORT" -uroot -ppassword'
+}
+
+down_mariadb() {
+  docker kill mariadb
+  docker rm mariadb
+}
+
+up_percona() {
+  # Run a SQL database on port 3306 inside of Docker.
+  docker run --name percona -p 3306:3306 -d dockerfile/percona
+
+  # Sleep for 10s
+  echo 'Sleeping for 10...'
+  sleep 10
+
+  # Add the daabase to mysql.
+  docker run --rm --link percona:percona dockerfile/percona sh -c 'echo "create database genschema" | mysql -h $PERCONA_PORT_3306_TCP_ADDR'
+}
+
+down_percona() {
+  docker kill percona
+  docker rm percona
+}
+
 up_postgres() {
   # Run a SQL database on port 5432 inside of Docker.
   docker run --name postgres -p 5432:5432 -d postgres
@@ -73,6 +108,26 @@ test_migrate $MYSQL_CONFIG_OVERRIDE
 set -e
 down_mysql
 
+# Test via MariaDB.
+echo '> Starting MariaDB'
+up_mariadb
+
+echo '> Testing Migration (mariadb)'
+set +e
+test_migrate $MYSQL_CONFIG_OVERRIDE
+set -e
+down_mariadb
+
+# Test via Percona.
+echo '> Starting Percona'
+up_percona
+
+echo '> Testing Migration (percona)'
+set +e
+test_migrate $PERCONA_CONFIG_OVERRIDE
+set -e
+down_percona
+
 # Test via Postgres.
 echo '> Starting Postgres'
 up_postgres
diff --git a/data/migrations/versions/5b84373e5db_convert_slack_webhook_data.py b/data/migrations/versions/5b84373e5db_convert_slack_webhook_data.py
index 87aaf84a3..a117fd2b1 100644
--- a/data/migrations/versions/5b84373e5db_convert_slack_webhook_data.py
+++ b/data/migrations/versions/5b84373e5db_convert_slack_webhook_data.py
@@ -13,7 +13,7 @@ down_revision = '1c5b738283a5'
 from alembic import op
 import sqlalchemy as sa
 
-from tools.migrateslackwebhook import run_slackwebhook_migration
+from util.migrateslackwebhook import run_slackwebhook_migration
 
 
 def upgrade(tables):
diff --git a/endpoints/web.py b/endpoints/web.py
index 4717f7d40..913a6905a 100644
--- a/endpoints/web.py
+++ b/endpoints/web.py
@@ -19,7 +19,7 @@ from util.cache import no_cache
 from endpoints.common import common_login, render_page_template, route_show_if, param_required
 from endpoints.csrf import csrf_protect, generate_csrf_token
 from endpoints.registry import set_cache_headers
-from util.names import parse_repository_name
+from util.names import parse_repository_name, parse_repository_name_and_tag
 from util.useremails import send_email_changed
 from auth import scopes
 
@@ -224,14 +224,14 @@ def robots():
 @web.route('/<path:repository>')
 @no_cache
 @process_oauth
-@parse_repository_name
-def redirect_to_repository(namespace, reponame):
+@parse_repository_name_and_tag
+def redirect_to_repository(namespace, reponame, tag):
   permission = ReadRepositoryPermission(namespace, reponame)
   is_public = model.repository_is_public(namespace, reponame)
 
   if permission.can() or is_public:
     repository_name = '/'.join([namespace, reponame])
-    return redirect(url_for('web.repository', path=repository_name))
+    return redirect(url_for('web.repository', path=repository_name, tag=tag))
 
   abort(404)
 
diff --git a/tools/migrateslackwebhook.py b/util/migrateslackwebhook.py
similarity index 100%
rename from tools/migrateslackwebhook.py
rename to util/migrateslackwebhook.py
diff --git a/util/names.py b/util/names.py
index 31546d450..67ceed982 100644
--- a/util/names.py
+++ b/util/names.py
@@ -4,16 +4,25 @@ from functools import wraps
 from uuid import uuid4
 
 
-def parse_namespace_repository(repository):
+def parse_namespace_repository(repository, tag=False):
   parts = repository.rstrip('/').split('/', 1)
   if len(parts) < 2:
     namespace = 'library'
     repository = parts[0]
   else:
     (namespace, repository) = parts
-  repository = urllib.quote_plus(repository)
-  return (namespace, repository)
 
+  if tag:
+    parts = repository.split(':', 1)
+    if len(parts) < 2:
+      tag = None
+    else:
+      (repository, tag) = parts
+
+  repository = urllib.quote_plus(repository)
+  if tag:
+    return (namespace, repository, tag)
+  return (namespace, repository)
 
 def parse_repository_name(f):
   @wraps(f)
@@ -22,6 +31,13 @@ def parse_repository_name(f):
     return f(namespace, repository, *args, **kwargs)
   return wrapper
 
+def parse_repository_name_and_tag(f):
+  @wraps(f)
+  def wrapper(repository, *args, **kwargs):
+    (namespace, repository, tag) = parse_namespace_repository(repository, tag=True)
+    return f(namespace, repository, tag, *args, **kwargs)
+  return wrapper
+
 
 def format_robot_username(parent_username, robot_shortname):
   return '%s+%s' % (parent_username, robot_shortname)