diff --git a/inventory/host_vars/db-datanommer01.iad2.fedoraproject.org b/inventory/host_vars/db-datanommer01.iad2.fedoraproject.org
index b9c60094ee..8e39ee1440 100644
--- a/inventory/host_vars/db-datanommer01.iad2.fedoraproject.org
+++ b/inventory/host_vars/db-datanommer01.iad2.fedoraproject.org
@@ -18,10 +18,11 @@ ks_url: http://10.3.163.35/repo/rhel/ks/kvm-rhel
 # These are normally group variables, but in this case db servers are often different
 lvm_size: 2000g
 max_cpu: "{{ num_cpus * 2 }}"
+max_mem_size: "{{ mem_size * 2 }}"
 max_parallel_workers: 6
 max_parallel_workers_per_gather: 4
 max_worker_processes: 8
-mem_size: 65536
+mem_size: 32768
 nagios_Check_Services:
   swap: false
 num_cpus: 16 
diff --git a/inventory/host_vars/db02.iad2.fedoraproject.org b/inventory/host_vars/db02.iad2.fedoraproject.org
index 9e49ac9875..96d61906a5 100644
--- a/inventory/host_vars/db02.iad2.fedoraproject.org
+++ b/inventory/host_vars/db02.iad2.fedoraproject.org
@@ -58,6 +58,7 @@ ks_url: http://38.145.60.16/repo/rhel/ks/kvm-rhel
 # These are normally group variables, but in this case db servers are often different
 lvm_size: 1500000
 max_cpu: "{{ num_cpus }}"
+max_mem_size: "{{ mem_size * 2 }}"
 max_stack_depth: "6MB"
 max_worker_processes: 12
 mem_size: 65536