anchor.diff:  
   read_ahead_gap 64 KB
   
  -maximum_object_size 1048576 bytes
  +maximum_object_size 256 KB
   maximum_object_size_in_memory 64 KB
   
   cache_replacement_policy heap LFUDA
  
positive.code: 
  max_filedescriptors 98304
  
  #used by squidclient / munin
  http_port 3128
  #HTCP
  htcp_port 4827
  #ICP
  icp_port 3130
  log_icp_queries off
  
  #FIXME - configurable
  <% if node[:squid][:version] < 3 -%>
  http_port 80 accel defaultsite=tile.openstreetmap.org tcpkeepalive=60,10,6 http11
  <% else -%>
  
negative.code: # DO NOT EDIT - This file is being maintained by Chef
  
  # configure host name
  visible_hostname <%= node.name %>
  
  cache_mem  <%= node[:squid][:cache_mem] %>
  <% if node[:squid][:version] > 2 -%>
  
  