+<% if node[:squid][:version] > 2 -%>
+
+workers <%= [ node[:cpu][:total] - 2, 1 ].max.ceil %>
+cpu_affinity_map process_numbers=<%= (1..[ node[:cpu][:total] - 2, 1 ].max.ceil).to_a.join(',') %> cores=<%=(1..[ node[:cpu][:total] - 2, 1 ].max.ceil).to_a.join(',') %>
+
+# Set short clean shutdown interval
+shutdown_lifetime 2 seconds