-work_mem = 2MB # min 64kB
-maintenance_work_mem = 1024MB # min 1MB
+{% if ansible_hostname.startswith("db-koji01") %}
+work_mem = 4MB # min 64kB
+maintenance_work_mem = 16MB # min 1MB
Was it intended to drop maintenance_work_mem from 1024MB to 16MB?