diff --git a/inventory/group_vars/odcs_frontend b/inventory/group_vars/odcs_frontend
index b5b2fbf1cb..8f096731ff 100644
--- a/inventory/group_vars/odcs_frontend
+++ b/inventory/group_vars/odcs_frontend
@@ -5,6 +5,14 @@ num_cpus: 2
 
 freezes: true
 
+# Definining these vars has a number of effects
+# 1) mod_wsgi is configured to use the vars for its own setup
+# 2) iptables opens enough ports for all threads for fedmsg
+# 3) roles/fedmsg/base/ declares enough fedmsg endpoints for all threads
+wsgi_fedmsg_service: odcs
+wsgi_procs: 2
+wsgi_threads: 2
+
 tcp_ports: [
     80,
     # These ports all required for gluster
diff --git a/inventory/group_vars/odcs_frontend_stg b/inventory/group_vars/odcs_frontend_stg
index a763fdf22c..0399db1cb7 100644
--- a/inventory/group_vars/odcs_frontend_stg
+++ b/inventory/group_vars/odcs_frontend_stg
@@ -6,6 +6,14 @@ num_cpus: 2
 # Set this to True for the F28 release and onwards.
 freezes: false
 
+# Definining these vars has a number of effects
+# 1) mod_wsgi is configured to use the vars for its own setup
+# 2) iptables opens enough ports for all threads for fedmsg
+# 3) roles/fedmsg/base/ declares enough fedmsg endpoints for all threads
+wsgi_fedmsg_service: odcs
+wsgi_procs: 2
+wsgi_threads: 2
+
 tcp_ports: [
     80,
     # These ports all required for gluster
diff --git a/inventory/group_vars/pkgs b/inventory/group_vars/pkgs
index fed6be8ffc..90999ad04b 100644
--- a/inventory/group_vars/pkgs
+++ b/inventory/group_vars/pkgs
@@ -9,6 +9,14 @@ tcp_ports: [ 80, 443 ]
 # To make things easy on the listening side (so avoid contention of binding ports), let's set the pkgs boxes to active fedmsg.
 fedmsg_active: True
 
+# Definining these vars has a number of effects
+# 1) mod_wsgi is configured to use the vars for its own setup
+# 2) iptables opens enough ports for all threads for fedmsg
+# 3) roles/fedmsg/base/ declares enough fedmsg endpoints for all threads
+wsgi_fedmsg_service: pagure
+wsgi_procs: 6
+wsgi_threads: 6
+
 pagure_static_uid: 600
 
 
diff --git a/inventory/group_vars/pkgs_stg b/inventory/group_vars/pkgs_stg
index b6e6e818fe..76c3c8c04b 100644
--- a/inventory/group_vars/pkgs_stg
+++ b/inventory/group_vars/pkgs_stg
@@ -5,6 +5,13 @@ max_mem_size:  32768
 num_cpus: 4
 
 tcp_ports: [ 80, 443, 8444, 8443, 8445 ]
+# Definining these vars has a number of effects
+# 1) mod_wsgi is configured to use the vars for its own setup
+# 2) iptables opens enough ports for all threads for fedmsg
+# 3) roles/fedmsg/base/ declares enough fedmsg endpoints for all threads
+wsgi_fedmsg_service: pagure
+wsgi_procs: 4
+wsgi_threads: 4
 
 pagure_static_uid: 600