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diff --git a/ansible/roles/biocache-db/tasks/main.yml b/ansible/roles/biocache-db/tasks/main.yml
index 93314e1..d8d2cb2 100644
--- a/ansible/roles/biocache-db/tasks/main.yml
+++ b/ansible/roles/biocache-db/tasks/main.yml
@@ -4,9 +4,6 @@
 # - include: ../../common/tasks/cassandra.yml
 # - include: ../../common/tasks/nameindex.yml
 
-- name: disable swap
-  shell: "sudo swapoff --all"
-
 - name: copy transient files to tmp (schemas etc)
   copy: src={{item}} dest=/tmp
   with_items:
diff --git a/ansible/roles/biocache/tasks/main.yml b/ansible/roles/biocache/tasks/main.yml
index f9dae48..8a25ca5 100644
--- a/ansible/roles/biocache/tasks/main.yml
+++ b/ansible/roles/biocache/tasks/main.yml
@@ -33,9 +33,6 @@
   notify: 
     - restart cassandra
         
-- name: disable swap
-  shell: "sudo swapoff --all"
-  
 - name: copy transient files to tmp (schemas etc)
   copy: src={{item}} dest=/tmp
   with_items:
diff --git a/ansible/roles/tomcat/vars/main.yml b/ansible/roles/tomcat/vars/main.yml
index e7d06e4..6a15f86 100644
--- a/ansible/roles/tomcat/vars/main.yml
+++ b/ansible/roles/tomcat/vars/main.yml
@@ -23,7 +23,7 @@ java: java-1.7.0-openjdk-devel
 #
 #local_repo_dir: "~/.ala-ansible"
 
-tomcat_java_opts: -Xmx2g -Xms2g -XX:MaxPermSize=256m -Xss256k
+tomcat_java_opts: -Xmx1g -Xms1g -XX:MaxPermSize=256m -Xss256k
 
 cassandra_user: cassandra
 
diff --git a/vagrant/ubuntu/Vagrantfile b/vagrant/ubuntu/Vagrantfile
index 1002287..84b4128 100644
--- a/vagrant/ubuntu/Vagrantfile
+++ b/vagrant/ubuntu/Vagrantfile
@@ -10,7 +10,7 @@ Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
     
   # these machines require some memory to operate the apps
   config.vm.provider "virtualbox" do |v|
-    v.memory = 4096
+    v.memory = 2048
   end  
   
   # totally insecure, but this is local dev: make the vagrant default the root key