# Add the tile_siblings caches to relieve pressure if local squid failing
# Balancer: round-robin
<% server_weight = 1000 -%>
-<% @node[:tilecache][:tile_siblings].each do |cache_peer| -%>
+<% Array(@node[:tilecache][:tile_siblings]).each do |cache_peer| -%>
<% @caches.each do |cache| -%>
<% if cache_peer == cache[:fqdn] -%>
<% if cache[:hostname] != node[:hostname] -%>