made memory changes for OHPC and OOD.

Set memory 2048MB for OHPC, and 1024MB for OOD.

Vagrantfile

@@ -15,6 +15,9 @@ Vagrant.configure("2") do |config|
     ohpc.vm.hostname = "ohpc"
     ohpc.vm.network "private_network", ip: "10.1.1.1", virtualbox__intnet: "compute"
     #ohpc.vm.customize ["modifyvm", :id, "--name", "ohpc"]
+    ohpc.vm.provider :virtualbox do |vb|
+        vb.memory = "2048"
+    end
   end
 
   config.vm.define "ood" do |ood|
@@ -29,11 +32,9 @@ Vagrant.configure("2") do |config|
       auto_correct: true
     ood.vm.network "forwarded_port", guest: 443, host: 8443,
       auto_correct: true
-  end
-
-  config.vm.provider :virtualbox do |vb|
-    vb.customize ["modifyvm", :id, "--natdnshostresolver1", "on"]
-    vb.memory = "2048"
+    ood.vm.provider :virtualbox do |vb|
+        vb.memory = "1024"
+    end
   end
 
   # define user's key and insecure default