diff --git a/app/controllers/graders_controller.rb b/app/controllers/graders_controller.rb
new file mode 100644
--- /dev/null
+++ b/app/controllers/graders_controller.rb
@@ -0,0 +1,2 @@
+class GradersController < ApplicationController
+end
diff --git a/app/helpers/graders_helper.rb b/app/helpers/graders_helper.rb
new file mode 100644
--- /dev/null
+++ b/app/helpers/graders_helper.rb
@@ -0,0 +1,2 @@
+module GradersHelper
+end
diff --git a/app/models/grader_process.rb b/app/models/grader_process.rb
new file mode 100644
--- /dev/null
+++ b/app/models/grader_process.rb
@@ -0,0 +1,17 @@
+class GraderProcess < ActiveRecord::Base
+  
+  def self.find_by_ip_and_pid(ip,pid)
+    return GraderProcess.find(:first, 
+                              :conditions => { 
+                                :ip => ip, 
+                                :pid => pid
+                              })
+  end
+
+  def self.report_active(ip,pid,mode)
+  end                
+
+  def self.report_inactive(ip,pid,mode)
+  end                
+
+end
diff --git a/db/migrate/014_create_grader_processes.rb b/db/migrate/014_create_grader_processes.rb
new file mode 100644
--- /dev/null
+++ b/db/migrate/014_create_grader_processes.rb
@@ -0,0 +1,16 @@
+class CreateGraderProcesses < ActiveRecord::Migration
+  def self.up
+    create_table :grader_processes do |t|
+      t.column :ip, :string, :limit => 20
+      t.column :pid, :integer
+      t.column :mode, :string
+      t.column :active, :boolean
+      t.timestamps
+    end
+    add_index :grader_processes, ["ip","pid"]
+  end
+
+  def self.down
+    drop_table :grader_processes
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -9,7 +9,18 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 13) do
+ActiveRecord::Schema.define(:version => 14) do
+
+  create_table "grader_processes", :force => true do |t|
+    t.string   "ip",         :limit => 20
+    t.integer  "pid"
+    t.string   "mode"
+    t.boolean  "active"
+    t.datetime "created_at"
+    t.datetime "updated_at"
+  end
+
+  add_index "grader_processes", ["ip", "pid"], :name => "index_grader_processes_on_ip_and_pid"
 
   create_table "languages", :force => true do |t|
     t.string "name",        :limit => 10
diff --git a/test/fixtures/grader_processes.yml b/test/fixtures/grader_processes.yml
new file mode 100644
--- /dev/null
+++ b/test/fixtures/grader_processes.yml
@@ -0,0 +1,7 @@
+# Read about fixtures at http://ar.rubyonrails.org/classes/Fixtures.html
+
+# one:
+#   column: value
+#
+# two:
+#   column: value
diff --git a/test/functional/graders_controller_test.rb b/test/functional/graders_controller_test.rb
new file mode 100644
--- /dev/null
+++ b/test/functional/graders_controller_test.rb
@@ -0,0 +1,8 @@
+require File.dirname(__FILE__) + '/../test_helper'
+
+class GradersControllerTest < ActionController::TestCase
+  # Replace this with your real tests.
+  def test_truth
+    assert true
+  end
+end
diff --git a/test/unit/grader_process_test.rb b/test/unit/grader_process_test.rb
new file mode 100644
--- /dev/null
+++ b/test/unit/grader_process_test.rb
@@ -0,0 +1,8 @@
+require File.dirname(__FILE__) + '/../test_helper'
+
+class GraderProcessTest < ActiveSupport::TestCase
+  # Replace this with your real tests.
+  def test_truth
+    assert true
+  end
+end