Change load average to cpu/cores on system info.

app/controllers/admin/system_info_controller.rb

 class Admin::SystemInfoController < Admin::ApplicationController
   def show
     system_info = Vmstat.snapshot
-    @load = system_info.load_average.collect { |v| v.round(2) }.join(', ')
+
+    @cpus = system_info.cpus.length
 
     @mem_used = system_info.memory.active_bytes
     @mem_total = system_info.memory.total_bytes

app/views/admin/system_info/show.html.haml

@@ -7,9 +7,9 @@
   .row
     .col-sm-4
       .light-well
-        %h4 CPU Load
+        %h4 CPU
         .data
-          %h1= @load
+          %h1= "#{@cpus} cores"
     .col-sm-4
       .light-well
         %h4 Memory