increase RAM and CPU cores for Vagrant template

reduce RAM for Vagrant VMs used to run tests

build packages with multiple threads

refs #4382

Change-Id: I30ad59a6e705bafa60f5680f725b528bac5f9833
diff --git a/Vagrantfile b/Vagrantfile
index a95f369..be9da5e 100644
--- a/Vagrantfile
+++ b/Vagrantfile
@@ -51,7 +51,7 @@
   config.vm.box = "ubuntu/trusty64"
 
   config.vm.provider "virtualbox" do |vb|
-    vb.memory = "2048"
+    vb.memory = "512"
     vb.cpus = "1"
     vb.customize ["storagectl", :id, "--name", "SATAController", "--hostiocache", "off"]
   end
@@ -60,6 +60,10 @@
     t.vm.provision "shell", inline: $setup, privileged: false
     t.vm.provision "shell", inline: $setup_ssh, privileged: false
     t.vm.provision "shell", inline: $setup_integ, privileged: false
+    config.vm.provider "virtualbox" do |vb|
+      vb.memory = "6144"
+      vb.cpus = "4"
+    end
   end
 
   config.vm.define "A" do |a|