diff --git a/tcp_tests/templates/cookied-bm-mcp-dvr-vxlan/underlay.yaml b/tcp_tests/templates/cookied-bm-mcp-dvr-vxlan/underlay.yaml
index a1d6090..ab28e9b 100644
--- a/tcp_tests/templates/cookied-bm-mcp-dvr-vxlan/underlay.yaml
+++ b/tcp_tests/templates/cookied-bm-mcp-dvr-vxlan/underlay.yaml
@@ -113,7 +113,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 4
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/cookied-bm-mcp-ocata-contrail/underlay.yaml b/tcp_tests/templates/cookied-bm-mcp-ocata-contrail/underlay.yaml
index 2d0a783..7b3d93c 100644
--- a/tcp_tests/templates/cookied-bm-mcp-ocata-contrail/underlay.yaml
+++ b/tcp_tests/templates/cookied-bm-mcp-ocata-contrail/underlay.yaml
@@ -126,7 +126,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 4
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/cookied-bm-ocata-cicd-pipeline/underlay.yaml b/tcp_tests/templates/cookied-bm-ocata-cicd-pipeline/underlay.yaml
index bff4542..90c6227 100644
--- a/tcp_tests/templates/cookied-bm-ocata-cicd-pipeline/underlay.yaml
+++ b/tcp_tests/templates/cookied-bm-ocata-cicd-pipeline/underlay.yaml
@@ -135,7 +135,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 4
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/cookied-mcp-ocata-dop-sl2/underlay.yaml b/tcp_tests/templates/cookied-mcp-ocata-dop-sl2/underlay.yaml
index 126a441..509b6e8 100644
--- a/tcp_tests/templates/cookied-mcp-ocata-dop-sl2/underlay.yaml
+++ b/tcp_tests/templates/cookied-mcp-ocata-dop-sl2/underlay.yaml
@@ -234,7 +234,7 @@
             role: salt_master
             params:
               vcpu: {{ os_env('CFG_NODE_CPU', 2) }}
-              memory: {{ os_env('CFG_NODE_MEMORY', 4096) }}
+              memory: {{ os_env('CFG_NODE_MEMORY', 8192) }}
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/cookied-mcp-ocata-dvr-vxlan/underlay.yaml b/tcp_tests/templates/cookied-mcp-ocata-dvr-vxlan/underlay.yaml
index 8c4c848..cffa424 100644
--- a/tcp_tests/templates/cookied-mcp-ocata-dvr-vxlan/underlay.yaml
+++ b/tcp_tests/templates/cookied-mcp-ocata-dvr-vxlan/underlay.yaml
@@ -350,7 +350,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 3
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/cookied-model-generator/underlay.yaml b/tcp_tests/templates/cookied-model-generator/underlay.yaml
index e90a8c8..25fb76c 100644
--- a/tcp_tests/templates/cookied-model-generator/underlay.yaml
+++ b/tcp_tests/templates/cookied-model-generator/underlay.yaml
@@ -57,7 +57,7 @@
             role: salt_master
             params:
               vcpu: {{ os_env('CFG_NODE_CPU', 4) }}
-              memory: {{ os_env('CFG_NODE_MEMORY', 4096) }}
+              memory: {{ os_env('CFG_NODE_MEMORY', 8192) }}
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/mcp-ocata-local-repo-dvr/underlay.yaml b/tcp_tests/templates/mcp-ocata-local-repo-dvr/underlay.yaml
index b066287..dbe05d6 100644
--- a/tcp_tests/templates/mcp-ocata-local-repo-dvr/underlay.yaml
+++ b/tcp_tests/templates/mcp-ocata-local-repo-dvr/underlay.yaml
@@ -213,7 +213,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/physical-mcp-ocata-offline-ovs/underlay.yaml b/tcp_tests/templates/physical-mcp-ocata-offline-ovs/underlay.yaml
index ca5c171..b0568d3 100644
--- a/tcp_tests/templates/physical-mcp-ocata-offline-ovs/underlay.yaml
+++ b/tcp_tests/templates/physical-mcp-ocata-offline-ovs/underlay.yaml
@@ -283,7 +283,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 4
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/physical_mcp11_ovs_dpdk/underlay.yaml b/tcp_tests/templates/physical_mcp11_ovs_dpdk/underlay.yaml
index 0dfe7a4..e9a318f 100644
--- a/tcp_tests/templates/physical_mcp11_ovs_dpdk/underlay.yaml
+++ b/tcp_tests/templates/physical_mcp11_ovs_dpdk/underlay.yaml
@@ -123,7 +123,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 4
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/virtual-mcp-ocata-ceph-offline/underlay.yaml b/tcp_tests/templates/virtual-mcp-ocata-ceph-offline/underlay.yaml
index 47120d5..c32f875 100644
--- a/tcp_tests/templates/virtual-mcp-ocata-ceph-offline/underlay.yaml
+++ b/tcp_tests/templates/virtual-mcp-ocata-ceph-offline/underlay.yaml
@@ -236,7 +236,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/virtual-mcp-ocata-dvr/underlay.yaml b/tcp_tests/templates/virtual-mcp-ocata-dvr/underlay.yaml
index 390bfdb..03777ac 100644
--- a/tcp_tests/templates/virtual-mcp-ocata-dvr/underlay.yaml
+++ b/tcp_tests/templates/virtual-mcp-ocata-dvr/underlay.yaml
@@ -184,7 +184,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -222,7 +222,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -263,7 +263,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -292,7 +292,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -321,7 +321,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 3
-              memory: !os_env SLAVE_NODE_MEMORY, 2048
+              memory: !os_env SLAVE_NODE_MEMORY, 6144
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -347,7 +347,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 3
-              memory: !os_env SLAVE_NODE_MEMORY, 2048
+              memory: !os_env SLAVE_NODE_MEMORY, 6144
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -373,7 +373,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 3
-              memory: !os_env SLAVE_NODE_MEMORY, 2048
+              memory: !os_env SLAVE_NODE_MEMORY, 6144
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/virtual-mcp-ocata-ovs-ceph/underlay.yaml b/tcp_tests/templates/virtual-mcp-ocata-ovs-ceph/underlay.yaml
index b2dfc14..98cf85a 100644
--- a/tcp_tests/templates/virtual-mcp-ocata-ovs-ceph/underlay.yaml
+++ b/tcp_tests/templates/virtual-mcp-ocata-ovs-ceph/underlay.yaml
@@ -184,7 +184,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -222,7 +222,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -263,7 +263,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -292,7 +292,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/virtual-mcp-ocata-ovs/underlay.yaml b/tcp_tests/templates/virtual-mcp-ocata-ovs/underlay.yaml
index 44214e9..7e2a8a4 100644
--- a/tcp_tests/templates/virtual-mcp-ocata-ovs/underlay.yaml
+++ b/tcp_tests/templates/virtual-mcp-ocata-ovs/underlay.yaml
@@ -174,7 +174,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -212,7 +212,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -253,7 +253,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -282,7 +282,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -311,7 +311,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 3
-              memory: !os_env SLAVE_NODE_MEMORY, 2048
+              memory: !os_env SLAVE_NODE_MEMORY, 6144
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -337,7 +337,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 3
-              memory: !os_env SLAVE_NODE_MEMORY, 2048
+              memory: !os_env SLAVE_NODE_MEMORY, 6144
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -363,7 +363,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 3
-              memory: !os_env SLAVE_NODE_MEMORY, 2048
+              memory: !os_env SLAVE_NODE_MEMORY, 6144
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/virtual-mcp-pike-dvr-ceph-rgw/underlay.yaml b/tcp_tests/templates/virtual-mcp-pike-dvr-ceph-rgw/underlay.yaml
index cf558d1..bab65e2 100644
--- a/tcp_tests/templates/virtual-mcp-pike-dvr-ceph-rgw/underlay.yaml
+++ b/tcp_tests/templates/virtual-mcp-pike-dvr-ceph-rgw/underlay.yaml
@@ -196,7 +196,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -234,7 +234,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -275,7 +275,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -304,7 +304,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/virtual-mcp-pike-dvr-ssl/underlay.yaml b/tcp_tests/templates/virtual-mcp-pike-dvr-ssl/underlay.yaml
index 32c0e91..8466827 100644
--- a/tcp_tests/templates/virtual-mcp-pike-dvr-ssl/underlay.yaml
+++ b/tcp_tests/templates/virtual-mcp-pike-dvr-ssl/underlay.yaml
@@ -171,7 +171,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -209,7 +209,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -250,7 +250,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -279,7 +279,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -308,7 +308,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 3
-              memory: !os_env SLAVE_NODE_MEMORY, 2048
+              memory: !os_env SLAVE_NODE_MEMORY, 6144
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -334,7 +334,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 3
-              memory: !os_env SLAVE_NODE_MEMORY, 2048
+              memory: !os_env SLAVE_NODE_MEMORY, 6144
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -360,7 +360,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 3
-              memory: !os_env SLAVE_NODE_MEMORY, 2048
+              memory: !os_env SLAVE_NODE_MEMORY, 6144
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/virtual-mcp-pike-dvr/underlay.yaml b/tcp_tests/templates/virtual-mcp-pike-dvr/underlay.yaml
index b4aff6a..7a905e6 100644
--- a/tcp_tests/templates/virtual-mcp-pike-dvr/underlay.yaml
+++ b/tcp_tests/templates/virtual-mcp-pike-dvr/underlay.yaml
@@ -181,7 +181,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -219,7 +219,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -260,7 +260,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -289,7 +289,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -318,7 +318,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 3
-              memory: !os_env SLAVE_NODE_MEMORY, 2048
+              memory: !os_env SLAVE_NODE_MEMORY, 6144
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -344,7 +344,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 3
-              memory: !os_env SLAVE_NODE_MEMORY, 2048
+              memory: !os_env SLAVE_NODE_MEMORY, 6144
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -370,7 +370,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 3
-              memory: !os_env SLAVE_NODE_MEMORY, 2048
+              memory: !os_env SLAVE_NODE_MEMORY, 6144
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/virtual-mcp-pike-ovs-ceph/underlay.yaml b/tcp_tests/templates/virtual-mcp-pike-ovs-ceph/underlay.yaml
index 3cfaed6..e6a0d1f 100644
--- a/tcp_tests/templates/virtual-mcp-pike-ovs-ceph/underlay.yaml
+++ b/tcp_tests/templates/virtual-mcp-pike-ovs-ceph/underlay.yaml
@@ -181,7 +181,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -219,7 +219,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -260,7 +260,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -289,7 +289,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/virtual-mcp-pike-ovs/underlay.yaml b/tcp_tests/templates/virtual-mcp-pike-ovs/underlay.yaml
index f87f2a5..35ec656 100644
--- a/tcp_tests/templates/virtual-mcp-pike-ovs/underlay.yaml
+++ b/tcp_tests/templates/virtual-mcp-pike-ovs/underlay.yaml
@@ -171,7 +171,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -209,7 +209,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -250,7 +250,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -279,7 +279,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -308,7 +308,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 3
-              memory: !os_env SLAVE_NODE_MEMORY, 2048
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -334,7 +334,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 3
-              memory: !os_env SLAVE_NODE_MEMORY, 2048
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -360,7 +360,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 3
-              memory: !os_env SLAVE_NODE_MEMORY, 2048
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/virtual-mcp11-k8s-calico/underlay.yaml b/tcp_tests/templates/virtual-mcp11-k8s-calico/underlay.yaml
index 2355c0c..1e3df5b 100644
--- a/tcp_tests/templates/virtual-mcp11-k8s-calico/underlay.yaml
+++ b/tcp_tests/templates/virtual-mcp11-k8s-calico/underlay.yaml
@@ -112,7 +112,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 6144
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/virtual-mcp11-k8s-contrail/underlay.yaml b/tcp_tests/templates/virtual-mcp11-k8s-contrail/underlay.yaml
index 60094c7..d76d5d4 100644
--- a/tcp_tests/templates/virtual-mcp11-k8s-contrail/underlay.yaml
+++ b/tcp_tests/templates/virtual-mcp11-k8s-contrail/underlay.yaml
@@ -164,7 +164,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -366,7 +366,7 @@
             role: salt_minion
             params:
               vcpu: {{ os_env('MON_NODE_CPU', 1) }}
-              memory: {{ os_env('MON_NODE_MEMORY', 3072) }}
+              memory: {{ os_env('MON_NODE_MEMORY', 8192) }}
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -392,7 +392,7 @@
             role: salt_minion
             params:
               vcpu: {{ os_env('MON_NODE_CPU', 1) }}
-              memory: {{ os_env('MON_NODE_MEMORY', 3072) }}
+              memory: {{ os_env('MON_NODE_MEMORY', 8192) }}
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -418,7 +418,7 @@
             role: salt_minion
             params:
               vcpu: {{ os_env('MON_NODE_CPU', 1) }}
-              memory: {{ os_env('MON_NODE_MEMORY', 3072) }}
+              memory: {{ os_env('MON_NODE_MEMORY', 8192) }}
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/virtual-offline-pike-ovs/underlay.yaml b/tcp_tests/templates/virtual-offline-pike-ovs/underlay.yaml
index ccb9a12..7a59e5a 100644
--- a/tcp_tests/templates/virtual-offline-pike-ovs/underlay.yaml
+++ b/tcp_tests/templates/virtual-offline-pike-ovs/underlay.yaml
@@ -208,7 +208,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
diff --git a/tcp_tests/templates/virtual-pike-ovs-dpdk/underlay.yaml b/tcp_tests/templates/virtual-pike-ovs-dpdk/underlay.yaml
index f0463b1..1471b6c 100644
--- a/tcp_tests/templates/virtual-pike-ovs-dpdk/underlay.yaml
+++ b/tcp_tests/templates/virtual-pike-ovs-dpdk/underlay.yaml
@@ -155,7 +155,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 4096
+              memory: !os_env SLAVE_NODE_MEMORY, 8192
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -193,7 +193,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -234,7 +234,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso
@@ -263,7 +263,7 @@
             role: salt_minion
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 2
-              memory: !os_env SLAVE_NODE_MEMORY, 12288
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               cloud_init_volume_name: iso