-# Update low zoom tiles for style "<%= name %>"
-render_old \
- --config=/etc/renderd.conf \
- --tile-dir=/srv/tile.openstreetmap.org/tiles \
- --socket=/var/run/renderd/renderd.sock \
- --num-threads=<%= ( node[:cpu][:total] - 2 ) / 4 %> \
- --map="<%= name %>" \
- --timestamp=$(stat --printf=%Y ${project}) \
- --min-zoom=0 --max-zoom=10
+# Define function to update tiles from z0 to z12 for style "<%= style %>"
+function update_<%= style %>
+{
+ render_old \
+ --timestamp=${timestamp} \
+ --tile-dir=/srv/tile.openstreetmap.org/tiles \
+ --socket=/var/run/renderd/renderd.sock \
+ --num-threads=<%= node[:cpu][:total] - 1 %> \
+ --map="<%= style %>" \
+ --max-load=<%= node[:cpu][:total] %> \
+ --min-zoom=0 --max-zoom=12
+}