Fix cpu-mask from int to str

Change-Id: I9bf3c0f2deb67511fffdb27b9b887184e819cb97
diff --git a/tcp_tests/templates/cookied-mcp-pike-dpdk/_context-cookiecutter-pike-ovs-dpdk.yaml b/tcp_tests/templates/cookied-mcp-pike-dpdk/_context-cookiecutter-pike-ovs-dpdk.yaml
index 04390ff..e17ac5b 100644
--- a/tcp_tests/templates/cookied-mcp-pike-dpdk/_context-cookiecutter-pike-ovs-dpdk.yaml
+++ b/tcp_tests/templates/cookied-mcp-pike-dpdk/_context-cookiecutter-pike-ovs-dpdk.yaml
@@ -90,7 +90,7 @@
   openstack_neutron_vlan_aware_vms: 'False'
   openstack_nfv_dpdk_enabled: 'True'
   openstack_nfv_sriov_enabled: 'False'
-  openstack_nova_compute_hugepages_count: '600'
+  openstack_nova_compute_hugepages_count: '2048'
   openstack_nova_compute_nfv_req_enabled: 'False'
   openstack_nova_cpu_pinning: '3'
   openstack_ovs_dvr_enabled: 'False'