diff --git a/inventory/group_vars/mirrorlist b/inventory/group_vars/mirrorlist
index 0830e5b708..31caa97be8 100644
--- a/inventory/group_vars/mirrorlist
+++ b/inventory/group_vars/mirrorlist
@@ -1,11 +1,10 @@
 ---
 # common items for the releng-* boxes
 lvm_size: 20000
-mem_size: 8192
+mem_size: 4096
 num_cpus: 2
 ks_url: http://infrastructure.fedoraproject.org/repo/rhel/ks/kvm-rhel-6
 ks_repo: http://infrastructure.fedoraproject.org/repo/rhel/RHEL6-x86_64/
-volgroup: /dev/vg_host0
 install_command: /usr/sbin/virt-install -n ${inventory_hostname} -r ${mem_size} 
                  --disk ${volgroup}/${inventory_hostname_short} 
                  --vcpus=${num_cpus}  -l ${ks_repo} -x 
diff --git a/inventory/host_vars/mirrorlist-ibiblio.fedoraproject.org b/inventory/host_vars/mirrorlist-ibiblio.fedoraproject.org
new file mode 100644
index 0000000000..49732e17cc
--- /dev/null
+++ b/inventory/host_vars/mirrorlist-ibiblio.fedoraproject.org
@@ -0,0 +1,10 @@
+---
+nm: 255.255.255.128
+gw: 152.19.134.129
+dns: 152.2.21.1
+ks_url: http://infrastructure.fedoraproject.org/repo/rhel/ks/kvm-rhel-6
+ks_repo: http://infrastructure.fedoraproject.org/repo/rhel/RHEL6-x86_64/
+volgroup: /dev/ibiblio01_vg
+eth0_ip: 152.19.134.194
+vmhost: ibiblio01.fedoraproject.org
+datacenter: ibiblio
diff --git a/inventory/host_vars/mirrorlist-phx2.phx2.fedoraproject.org b/inventory/host_vars/mirrorlist-phx2.phx2.fedoraproject.org
new file mode 100644
index 0000000000..902b18a7aa
--- /dev/null
+++ b/inventory/host_vars/mirrorlist-phx2.phx2.fedoraproject.org
@@ -0,0 +1,10 @@
+---
+nm: 255.255.255.0
+gw: 10.5.126.254
+dns: 10.5.126.21
+ks_url: http://infrastructure.fedoraproject.org/repo/rhel/ks/kvm-rhel-6
+ks_repo: http://infrastructure.fedoraproject.org/repo/rhel/RHEL6-x86_64/
+volgroup: /dev/vg_guests00
+eth0_ip: 10.5.126.50
+vmhost: virthost14.phx2.fedoraproject.org
+datacenter: phx2