diff --git a/main.yaml b/main.yaml
index 5845682..e9867fc 100644
--- a/main.yaml
+++ b/main.yaml
@@ -17,6 +17,7 @@
           - wifi
           - vnc
           - domainname
+          - pi
   vars_prompt:
     - name: rocommunity
       prompt: "Enter SNMP RO community name"
diff --git a/roles/ftpclient/tasks/main.yaml b/roles/ftpclient/tasks/main.yaml
index 6a121f3..65975ee 100755
--- a/roles/ftpclient/tasks/main.yaml
+++ b/roles/ftpclient/tasks/main.yaml
@@ -2,10 +2,10 @@
 - name: enable cron job for ftp traffic
   cron:
           name: "ftptraff"
-          minute: "*/60"
-          hour: "7-18"
+          minute: "0"
+          hour: "7-18/2"
           weekday: "1-5"
-          job: "/usr/bin/perl -e 'sleep int rand 3599' && /home/pi/scripts/ftp-session.sh"
+          job: "/usr/bin/perl -e 'sleep int rand 7199' && /home/pi/scripts/ftp-session.sh"
   tags: ftptraff_cron
 - name: copy ftp-session.sh to scripts directory
   copy:
diff --git a/roles/pi/tasks/main.yaml b/roles/pi/tasks/main.yaml
new file mode 100755
index 0000000..2c1695d
--- /dev/null
+++ b/roles/pi/tasks/main.yaml
@@ -0,0 +1,17 @@
+---
+- name: set swapfile
+  become: true
+  lineinfile:
+          path: /etc/dphys-swapfile
+          state: present
+          regexp: '^CONF_SWAPSIZE'
+          line: 'CONF_SWAPSIZE=1024'
+          owner: root
+          group: root
+          mode: 0600
+  tags: set_swapfile
+- name: restart swapfile
+  become: true
+  command: '/etc/init.d/dphys-swapfile restart'
+  tags: set_swapfile
+
diff --git a/roles/sipp/files/stopclient.sh b/roles/sipp/files/stopclient.sh
index 1d39f68..188fc07 100644
--- a/roles/sipp/files/stopclient.sh
+++ b/roles/sipp/files/stopclient.sh
@@ -1,2 +1,2 @@
-#/bin/bash
+#!/bin/bash
 echo "q" >/dev/udp/127.0.0.1/8888