Add memory on cfg, ctl and mon nodes

- After moving on day01 image, cfg01 node requires more memory
  for additional services (jenkins, maas)
- ctl nodes are not fit into 12Gb anymore
- mon nodes must have enough memory for StackLight docker
  containers, 2Gb is too low

Change-Id: Iecfc4d118e7581e86a4d1121ea9bf9978110d81d
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