deb_vagrantfile_install_times

```
# sucessful vagrant up
sudo vagrant up --provider=libvirt  3.70s user 0.44s system 4% cpu 1:41.78 total
[~/packaging/deb]$ git diff|cat                                                               *[review/akshita_jha/40190]
diff --git a/deb/Vagrantfile b/deb/Vagrantfile
index 8104a1a..75245da 100644
--- a/deb/Vagrantfile
+++ b/deb/Vagrantfile
@@ -3,18 +3,18 @@

 Vagrant.configure("2") do |config|

+  # Start from Debian VM so resulting pkgs will build on all Deb derivatives
   config.vm.box = "debian/jessie64"

-  # Install Debian package development tools
-  config.vm.provision "shell", inline: "apt-get install -y dpkg-dev --force-yes"
-
-  # Install helper programs for debian/rules
-  config.vm.provision "shell", inline: "apt-get install -y debhelper --force-yes"
-
-  # Install systemd unit files
-  config.vm.provision "shell", inline: "apt-get install -y dh-systemd --force-yes"
-
-  # Install Java 7 for Beryllium
-  config.vm.provision "shell", inline: "apt-get install -y default-jdk --force-yes"
+  # NFS is fragile, disable it and use rsync
+  config.nfs.functional = false

+  # Install Debian package dev tools, helper programs for debian/rules,
+  # systemd unit files, Java 7 for ODL Beryllium
+  config.vm.provision "shell", inline: "apt-get install -y --force-yes \
+                                            dpkg-dev \
+                                            debhelper \
+                                            dh-systemd \
+                                            default-jdk \
+                                            "
 end
```

```
# sucessful vagrant up
sudo vagrant up --provider=libvirt  3.79s user 0.44s system 3% cpu 2:09.58 total
~/packaging/deb]$ git diff|cat                                                               *[review/akshita_jha/40190]
diff --git a/deb/Vagrantfile b/deb/Vagrantfile
index 8104a1a..d1d17b0 100644
--- a/deb/Vagrantfile
+++ b/deb/Vagrantfile
@@ -5,6 +5,9 @@ Vagrant.configure("2") do |config|

   config.vm.box = "debian/jessie64"

+  # NFS is fragile, disable it and use rsync
+  config.nfs.functional = false
+
   # Install Debian package development tools
   config.vm.provision "shell", inline: "apt-get install -y dpkg-dev --force-yes"
```