+default[:tilecache][:tile_parent] = "render.openstreetmap.org"
-default[:tilecache][:tile_parent] = "parent.tile.openstreetmap.org"
-default[:tilecache][:tile_siblings] = []
-
-#Per IP bucket refill rate
-default[:tilecache][:ip_bucket_refill] = "8192"
-#Per IP bucket size
-default[:tilecache][:ip_bucket_size] = "16777216"
-#Per Class C refill rate
-default[:tilecache][:net_bucket_refill] = "32768"
-#Per Class C bucket size
-default[:tilecache][:net_bucket_size] = "33554432"
+# Per IP bucket refill rate
+default[:tilecache][:ip_bucket_refill] = 4096
+# Per IP bucket size
+default[:tilecache][:ip_bucket_size] = 67108864
+# Per Class C refill rate
+default[:tilecache][:net_bucket_refill] = 8192
+# Per Class C bucket size
+default[:tilecache][:net_bucket_size] = 134217728
+# Enable nginx cache
+default[:nginx][:cache][:proxy][:enable] = true