diff --git a/.travis.yml b/.travis.yml
index 217ac68..016da69 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,9 +2,6 @@ language: go
 
 go: 1.2
 
-env:
-  - TESTCONFIGPATH=/home/travis/gopath/src/github.com/chihaya/chihaya/config/example.json
-
 services:
   - redis-server
 
diff --git a/README.md b/README.md
index b945609..cecc926 100644
--- a/README.md
+++ b/README.md
@@ -42,12 +42,8 @@ flag. An example configuration file can be found
 
 ### Running the tests
 
-The tests require a running redis server to function correctly, and a config to use for the tests.
-The `$TESTCONFIGPATH` environment variable is required for the tests to function:
-
 ```sh
 $ cd $GOPATH/src/github.com/chihaya/chihaya
-$ export TESTCONFIGPATH=$GOPATH/src/github.com/chihaya/chihaya/config/example.json
 $ go test -v ./...
 ```
 
@@ -59,11 +55,12 @@ are a number of drivers that will be directly supported:
 
 Tracker:
 
+* mock (memory)
 * [redis](https://github.com/chihaya/chihaya-redis)
-* memory
 
 Backend:
 
+* mock (memory)
 * [gazelle (mysql)](https://github.com/chihaya/chihaya-gazelle)
 
 [implement a new driver]: https://github.com/chihaya/chihaya/wiki/Implementing-a-driver
diff --git a/config/config.go b/config/config.go
index 537d6f8..d7a0dd7 100644
--- a/config/config.go
+++ b/config/config.go
@@ -46,13 +46,11 @@ type DataStore struct {
 // Config represents a configuration for a server.Server.
 type Config struct {
 	Addr    string    `json:"addr"`
-	PubAddr string    `json:"pub_addr"`
-	Cache   DataStore `json:"cache"`
-	Storage DataStore `json:"storage"`
+	Tracker DataStore `json:"tracker"`
+	Backend DataStore `json:"backend"`
 
 	Private   bool `json:"private"`
 	Freeleech bool `json:"freeleech"`
-	Slots     bool `json:"slots"`
 
 	Announce       Duration `json:"announce"`
 	MinAnnounce    Duration `json:"min_announce"`
diff --git a/config/config_test.go b/config/config_test.go
deleted file mode 100644
index 8ee6884..0000000
--- a/config/config_test.go
+++ /dev/null
@@ -1,29 +0,0 @@
-// Copyright 2013 The Chihaya Authors. All rights reserved.
-// Use of this source code is governed by the BSD 2-Clause license,
-// which can be found in the LICENSE file.
-
-package config
-
-import (
-	"bytes"
-	"io/ioutil"
-	"os"
-	"testing"
-)
-
-func TestOpenConfig(t *testing.T) {
-	if _, err := Open(os.Getenv("TESTCONFIGPATH")); err != nil {
-		t.Error(err)
-	}
-}
-
-func TestNewConfig(t *testing.T) {
-	contents, err := ioutil.ReadFile(os.Getenv("TESTCONFIGPATH"))
-	if err != nil {
-		t.Error(err)
-	}
-	buff := bytes.NewBuffer(contents)
-	if _, err := newConfig(buff); err != nil {
-		t.Error(err)
-	}
-}
diff --git a/config/example.json b/config/example.json
deleted file mode 100644
index 90c098f..0000000
--- a/config/example.json
+++ /dev/null
@@ -1,35 +0,0 @@
-{
-
-  "network": "tcp",
-  "addr": ":80",
-
-  "cache": {
-    "driver": "mock",
-    "network": "tcp",
-    "host": "127.0.0.1",
-    "port": "6379",
-    "user": "root",
-    "pass": "",
-    "prefix": "test:",
-
-    "max_idle_conns": 3,
-    "idle_timeout": "240s"
-  },
-
-  "storage": {
-    "driver": "gazelle",
-    "host": "127.0.0.1",
-    "port": "5432",
-    "user": "postgres",
-    "pass": ""
-  },
-
-  "private": true,
-  "freeleech": false,
-
-  "announce": "30m",
-  "min_announce": "15m",
-  "read_timeout": "20s",
-  "default_num_want": 50
-
-}
diff --git a/config/mock_config.go b/config/mock_config.go
new file mode 100644
index 0000000..77abff3
--- /dev/null
+++ b/config/mock_config.go
@@ -0,0 +1,25 @@
+// Copyright 2013 The Chihaya Authors. All rights reserved.
+// Use of this source code is governed by the BSD 2-Clause license,
+// which can be found in the LICENSE file.
+
+package config
+
+import (
+	"time"
+)
+
+var MockConfig = Config{
+	Addr: ":80",
+	Tracker: DataStore{
+		Driver: "mock",
+	},
+	Backend: DataStore{
+		Driver: "mock",
+	},
+	Private:        true,
+	Freeleech:      false,
+	Announce:       Duration{30 * time.Minute},
+	MinAnnounce:    Duration{15 * time.Minute},
+	ReadTimeout:    Duration{20 % time.Second},
+	DefaultNumWant: 50,
+}
diff --git a/main.go b/main.go
index c70daf2..eb0bc09 100644
--- a/main.go
+++ b/main.go
@@ -14,9 +14,6 @@ import (
 
 	"github.com/chihaya/chihaya/config"
 	"github.com/chihaya/chihaya/server"
-
-	_ "github.com/chihaya/chihaya-gazelle"
-	_ "github.com/chihaya/chihaya-redis"
 )
 
 var (
diff --git a/server/announce.go b/server/announce.go
index de96494..809e997 100644
--- a/server/announce.go
+++ b/server/announce.go
@@ -114,14 +114,6 @@ func (s Server) serveAnnounce(w http.ResponseWriter, r *http.Request) {
 		}
 
 	default:
-		// Check the user's slots to see if they're allowed to leech
-		if s.conf.Slots && user.Slots != -1 && left != 0 {
-			if user.SlotsUsed >= user.Slots {
-				fail(errors.New("You've run out of download slots."), w, r)
-				return
-			}
-		}
-
 		if left == 0 {
 			// Save the peer as a new seeder
 			err := conn.AddSeeder(torrent, peer)
@@ -129,11 +121,6 @@ func (s Server) serveAnnounce(w http.ResponseWriter, r *http.Request) {
 				log.Panicf("server: %s", err)
 			}
 		} else {
-			// Save the peer as a new leecher and increment the user's slots
-			err := conn.IncrementSlots(user)
-			if err != nil {
-				log.Panicf("server: %s", err)
-			}
 			err = conn.AddLeecher(torrent, peer)
 			if err != nil {
 				log.Panicf("server: %s", err)
@@ -155,10 +142,6 @@ func (s Server) serveAnnounce(w http.ResponseWriter, r *http.Request) {
 			if err != nil {
 				log.Panicf("server: %s", err)
 			}
-			err = conn.DecrementSlots(user)
-			if err != nil {
-				log.Panicf("server: %s", err)
-			}
 		}
 
 	case event == "completed":
diff --git a/server/server.go b/server/server.go
index e38841c..1b9e3ae 100644
--- a/server/server.go
+++ b/server/server.go
@@ -37,7 +37,7 @@ type Server struct {
 }
 
 func New(conf *config.Config) (*Server, error) {
-	pool, err := tracker.Open(&conf.Cache)
+	pool, err := tracker.Open(&conf.Tracker)
 	if err != nil {
 		return nil, err
 	}
diff --git a/server/stats_test.go b/server/stats_test.go
index 7b6dd2f..0161270 100644
--- a/server/stats_test.go
+++ b/server/stats_test.go
@@ -8,22 +8,15 @@ import (
 	"errors"
 	"net/http"
 	"net/http/httptest"
-	"os"
 	"testing"
 
 	"github.com/chihaya/chihaya/config"
-
-	_ "github.com/chihaya/chihaya-gazelle"
+	_ "github.com/chihaya/chihaya/storage/backend/mock"
 	_ "github.com/chihaya/chihaya/storage/tracker/mock"
 )
 
 func newTestServer() (*Server, error) {
-	testConfig, err := config.Open(os.Getenv("TESTCONFIGPATH"))
-	if err != nil {
-		return nil, err
-	}
-
-	s, err := New(testConfig)
+	s, err := New(&config.MockConfig)
 	if err != nil {
 		return nil, err
 	}
diff --git a/storage/backend/mock/driver.go b/storage/backend/mock/driver.go
new file mode 100644
index 0000000..b8c7224
--- /dev/null
+++ b/storage/backend/mock/driver.go
@@ -0,0 +1,23 @@
+// Copyright 2013 The Chihaya Authors. All rights reserved.
+// Use of this source code is governed by the BSD 2-Clause license,
+// which can be found in the LICENSE file.
+
+// Package mock implements the storage interface for a BitTorrent tracker's
+// backend storage. It can be used in production, but isn't recommended.
+// Stored values will not persist if the tracker is restarted.
+package mock
+
+import (
+	"github.com/chihaya/chihaya/config"
+	"github.com/chihaya/chihaya/storage/backend"
+)
+
+type driver struct{}
+
+func (d *driver) New(conf *config.DataStore) backend.Conn {
+	return nil
+}
+
+func init() {
+	backend.Register("mock", &driver{})
+}
diff --git a/storage/tracker/tracker.go b/storage/tracker/tracker.go
index 11cd38f..18e3a66 100644
--- a/storage/tracker/tracker.go
+++ b/storage/tracker/tracker.go
@@ -67,15 +67,12 @@ type Conn interface {
 	// Writes
 	RecordSnatch(u *storage.User, t *storage.Torrent) error
 	MarkActive(t *storage.Torrent) error
-	MarkInactive(t *storage.Torrent) error
 	AddLeecher(t *storage.Torrent, p *storage.Peer) error
 	AddSeeder(t *storage.Torrent, p *storage.Peer) error
 	RemoveLeecher(t *storage.Torrent, p *storage.Peer) error
 	RemoveSeeder(t *storage.Torrent, p *storage.Peer) error
 	SetLeecher(t *storage.Torrent, p *storage.Peer) error
 	SetSeeder(t *storage.Torrent, p *storage.Peer) error
-	IncrementSlots(u *storage.User) error
-	DecrementSlots(u *storage.User) error
 	LeecherFinished(t *storage.Torrent, p *storage.Peer) error
 
 	// Priming / Testing