diff --git a/nova/tests/live_migration/hooks/ceph.sh b/nova/tests/live_migration/hooks/ceph.sh
index 1e9529001e15..6655bb38fe6f 100755
--- a/nova/tests/live_migration/hooks/ceph.sh
+++ b/nova/tests/live_migration/hooks/ceph.sh
@@ -7,7 +7,7 @@ function prepare_ceph {
     install_ceph
     configure_ceph
     #install ceph-common package on compute nodes
-    $ANSIBLE subnodes --sudo -f 5 -i "$WORKSPACE/inventory" -m raw -a "executable=/bin/bash
+    $ANSIBLE subnodes --become -f 5 -i "$WORKSPACE/inventory" -m raw -a "executable=/bin/bash
     source $BASE/new/devstack/functions
     source $BASE/new/devstack/functions-common
     git clone https://git.openstack.org/openstack/devstack-plugin-ceph /tmp/devstack-plugin-ceph
@@ -19,10 +19,10 @@ function prepare_ceph {
     sudo cp /etc/ceph/ceph.client.admin.keyring /tmp/ceph.client.admin.keyring
     sudo chown ${STACK_USER}:${STACK_USER} /tmp/ceph.client.admin.keyring
     sudo chmod 644 /tmp/ceph.client.admin.keyring
-    $ANSIBLE subnodes --sudo -f 5 -i "$WORKSPACE/inventory" -m copy -a "src=/tmp/ceph.client.admin.keyring dest=/etc/ceph/ceph.client.admin.keyring owner=ceph group=ceph"
+    $ANSIBLE subnodes --become -f 5 -i "$WORKSPACE/inventory" -m copy -a "src=/tmp/ceph.client.admin.keyring dest=/etc/ceph/ceph.client.admin.keyring owner=ceph group=ceph"
     sudo rm -f /tmp/ceph.client.admin.keyring
     #copy ceph.conf to compute nodes
-    $ANSIBLE subnodes --sudo -f 5 -i "$WORKSPACE/inventory" -m copy -a "src=/etc/ceph/ceph.conf dest=/etc/ceph/ceph.conf owner=root group=root"
+    $ANSIBLE subnodes --become -f 5 -i "$WORKSPACE/inventory" -m copy -a "src=/etc/ceph/ceph.conf dest=/etc/ceph/ceph.conf owner=root group=root"
 
     start_ceph
 }
@@ -36,12 +36,12 @@ function _ceph_configure_glance {
         sudo tee ${CEPH_CONF_DIR}/ceph.client.${GLANCE_CEPH_USER}.keyring
     sudo chown ${STACK_USER}:$(id -g -n $whoami) ${CEPH_CONF_DIR}/ceph.client.${GLANCE_CEPH_USER}.keyring
 
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${GLANCE_API_CONF} section=DEFAULT option=show_image_direct_url value=True"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${GLANCE_API_CONF} section=glance_store option=default_store value=rbd"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${GLANCE_API_CONF} section=glance_store option=stores value='file, http, rbd'"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${GLANCE_API_CONF} section=glance_store option=rbd_store_ceph_conf value=$CEPH_CONF_FILE"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${GLANCE_API_CONF} section=glance_store option=rbd_store_user value=$GLANCE_CEPH_USER"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${GLANCE_API_CONF} section=glance_store option=rbd_store_pool value=$GLANCE_CEPH_POOL"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${GLANCE_API_CONF} section=DEFAULT option=show_image_direct_url value=True"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${GLANCE_API_CONF} section=glance_store option=default_store value=rbd"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${GLANCE_API_CONF} section=glance_store option=stores value='file, http, rbd'"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${GLANCE_API_CONF} section=glance_store option=rbd_store_ceph_conf value=$CEPH_CONF_FILE"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${GLANCE_API_CONF} section=glance_store option=rbd_store_user value=$GLANCE_CEPH_USER"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${GLANCE_API_CONF} section=glance_store option=rbd_store_pool value=$GLANCE_CEPH_POOL"
 
     sudo ceph -c ${CEPH_CONF_FILE} osd pool set ${GLANCE_CEPH_POOL} size ${CEPH_REPLICAS}
         if [[ $CEPH_REPLICAS -ne 1 ]]; then
@@ -51,34 +51,34 @@ function _ceph_configure_glance {
     #copy glance keyring to compute only node
     sudo cp /etc/ceph/ceph.client.glance.keyring /tmp/ceph.client.glance.keyring
     sudo chown $STACK_USER:$STACK_USER /tmp/ceph.client.glance.keyring
-    $ANSIBLE subnodes --sudo -f 5 -i "$WORKSPACE/inventory" -m copy -a "src=/tmp/ceph.client.glance.keyring dest=/etc/ceph/ceph.client.glance.keyring"
+    $ANSIBLE subnodes --become -f 5 -i "$WORKSPACE/inventory" -m copy -a "src=/tmp/ceph.client.glance.keyring dest=/etc/ceph/ceph.client.glance.keyring"
     sudo rm -f /tmp/ceph.client.glance.keyring
 }
 
 function configure_and_start_glance {
     _ceph_configure_glance
     echo 'check processes before glance-api stop'
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m shell -a "ps aux | grep glance-api"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m shell -a "ps aux | grep glance-api"
 
     # restart glance
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m shell -a "systemctl restart devstack@g-api"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m shell -a "systemctl restart devstack@g-api"
 
     echo 'check processes after glance-api stop'
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m shell -a "ps aux | grep glance-api"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m shell -a "ps aux | grep glance-api"
 }
 
 function _ceph_configure_nova {
     #setup ceph for nova, we don't reuse configure_ceph_nova - as we need to emulate case where cinder is not configured for ceph
     sudo ceph -c ${CEPH_CONF_FILE} osd pool create ${NOVA_CEPH_POOL} ${NOVA_CEPH_POOL_PG} ${NOVA_CEPH_POOL_PGP}
     NOVA_CONF=${NOVA_CPU_CONF:-/etc/nova/nova.conf}
-    $ANSIBLE all --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${NOVA_CONF} section=libvirt option=rbd_user value=${CINDER_CEPH_USER}"
-    $ANSIBLE all --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${NOVA_CONF} section=libvirt option=rbd_secret_uuid value=${CINDER_CEPH_UUID}"
-    $ANSIBLE all --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${NOVA_CONF} section=libvirt option=inject_key value=false"
-    $ANSIBLE all --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${NOVA_CONF} section=libvirt option=inject_partition value=-2"
-    $ANSIBLE all --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${NOVA_CONF} section=libvirt option=disk_cachemodes value='network=writeback'"
-    $ANSIBLE all --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${NOVA_CONF} section=libvirt option=images_type value=rbd"
-    $ANSIBLE all --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${NOVA_CONF} section=libvirt option=images_rbd_pool value=${NOVA_CEPH_POOL}"
-    $ANSIBLE all --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${NOVA_CONF} section=libvirt option=images_rbd_ceph_conf value=${CEPH_CONF_FILE}"
+    $ANSIBLE all --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${NOVA_CONF} section=libvirt option=rbd_user value=${CINDER_CEPH_USER}"
+    $ANSIBLE all --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${NOVA_CONF} section=libvirt option=rbd_secret_uuid value=${CINDER_CEPH_UUID}"
+    $ANSIBLE all --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${NOVA_CONF} section=libvirt option=inject_key value=false"
+    $ANSIBLE all --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${NOVA_CONF} section=libvirt option=inject_partition value=-2"
+    $ANSIBLE all --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${NOVA_CONF} section=libvirt option=disk_cachemodes value='network=writeback'"
+    $ANSIBLE all --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${NOVA_CONF} section=libvirt option=images_type value=rbd"
+    $ANSIBLE all --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${NOVA_CONF} section=libvirt option=images_rbd_pool value=${NOVA_CEPH_POOL}"
+    $ANSIBLE all --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=${NOVA_CONF} section=libvirt option=images_rbd_ceph_conf value=${CEPH_CONF_FILE}"
 
     sudo ceph -c ${CEPH_CONF_FILE} auth get-or-create client.${CINDER_CEPH_USER} \
     mon "allow r" \
@@ -89,7 +89,7 @@ function _ceph_configure_nova {
     #copy cinder keyring to compute only node
     sudo cp /etc/ceph/ceph.client.cinder.keyring /tmp/ceph.client.cinder.keyring
     sudo chown stack:stack /tmp/ceph.client.cinder.keyring
-    $ANSIBLE subnodes --sudo -f 5 -i "$WORKSPACE/inventory" -m copy -a "src=/tmp/ceph.client.cinder.keyring dest=/etc/ceph/ceph.client.cinder.keyring"
+    $ANSIBLE subnodes --become -f 5 -i "$WORKSPACE/inventory" -m copy -a "src=/tmp/ceph.client.cinder.keyring dest=/etc/ceph/ceph.client.cinder.keyring"
     sudo rm -f /tmp/ceph.client.cinder.keyring
 
     sudo ceph -c ${CEPH_CONF_FILE} osd pool set ${NOVA_CEPH_POOL} size ${CEPH_REPLICAS}
@@ -103,13 +103,13 @@ function configure_and_start_nova {
     #import secret to libvirt
     _populate_libvirt_secret
     echo 'check compute processes before restart'
-    $ANSIBLE all --sudo -f 5 -i "$WORKSPACE/inventory" -m shell -a "ps aux | grep compute"
+    $ANSIBLE all --become -f 5 -i "$WORKSPACE/inventory" -m shell -a "ps aux | grep compute"
 
     # restart nova-compute
-    $ANSIBLE all --sudo -f 5 -i "$WORKSPACE/inventory" -m shell -a "systemctl restart devstack@n-cpu"
+    $ANSIBLE all --become -f 5 -i "$WORKSPACE/inventory" -m shell -a "systemctl restart devstack@n-cpu"
 
     # test that they are all running again
-    $ANSIBLE all --sudo -f 5 -i "$WORKSPACE/inventory" -m shell -a "ps aux | grep compute"
+    $ANSIBLE all --become -f 5 -i "$WORKSPACE/inventory" -m shell -a "ps aux | grep compute"
 
 }
 
@@ -121,16 +121,16 @@ function _ceph_configure_cinder {
     fi
 
     CINDER_CONF=${CINDER_CONF:-/etc/cinder/cinder.conf}
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=ceph option=volume_backend_name value=ceph"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=ceph option=volume_driver value=cinder.volume.drivers.rbd.RBDDriver"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=ceph option=rbd_ceph_conf value=$CEPH_CONF_FILE"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=ceph option=rbd_pool value=$CINDER_CEPH_POOL"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=ceph option=rbd_user value=$CINDER_CEPH_USER"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=ceph option=rbd_uuid value=$CINDER_CEPH_UUID"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=ceph option=rbd_flatten_volume_from_snapshot value=False"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=ceph option=rbd_max_clone_depth value=5"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=DEFAULT option=default_volume_type value=ceph"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=DEFAULT option=enabled_backends value=ceph"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=ceph option=volume_backend_name value=ceph"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=ceph option=volume_driver value=cinder.volume.drivers.rbd.RBDDriver"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=ceph option=rbd_ceph_conf value=$CEPH_CONF_FILE"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=ceph option=rbd_pool value=$CINDER_CEPH_POOL"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=ceph option=rbd_user value=$CINDER_CEPH_USER"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=ceph option=rbd_uuid value=$CINDER_CEPH_UUID"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=ceph option=rbd_flatten_volume_from_snapshot value=False"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=ceph option=rbd_max_clone_depth value=5"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=DEFAULT option=default_volume_type value=ceph"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a  "dest=$CINDER_CONF section=DEFAULT option=enabled_backends value=ceph"
 
 }
 
@@ -138,7 +138,7 @@ function configure_and_start_cinder {
     _ceph_configure_cinder
 
     # restart cinder
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m shell -a "systemctl restart devstack@c-vol"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m shell -a "systemctl restart devstack@c-vol"
 
     source $BASE/new/devstack/openrc
 
@@ -159,12 +159,12 @@ function _populate_libvirt_secret {
 </secret>
 EOF
 
-    $ANSIBLE subnodes --sudo -f 5 -i "$WORKSPACE/inventory" -m copy -a "src=/tmp/secret.xml dest=/tmp/secret.xml"
-    $ANSIBLE all --sudo -f 5 -i "$WORKSPACE/inventory" -m shell -a "virsh secret-define --file /tmp/secret.xml"
+    $ANSIBLE subnodes --become -f 5 -i "$WORKSPACE/inventory" -m copy -a "src=/tmp/secret.xml dest=/tmp/secret.xml"
+    $ANSIBLE all --become -f 5 -i "$WORKSPACE/inventory" -m shell -a "virsh secret-define --file /tmp/secret.xml"
     local secret=$(sudo ceph -c ${CEPH_CONF_FILE} auth get-key client.${CINDER_CEPH_USER})
     # TODO(tdurakov): remove this escaping as https://github.com/ansible/ansible/issues/13862 fixed
     secret=${secret//=/'\='}
-    $ANSIBLE all --sudo -f 5 -i "$WORKSPACE/inventory" -m shell -a "virsh secret-set-value --secret ${CINDER_CEPH_UUID} --base64 $secret"
-    $ANSIBLE all --sudo -f 5 -i "$WORKSPACE/inventory" -m file -a "path=/tmp/secret.xml state=absent"
+    $ANSIBLE all --become -f 5 -i "$WORKSPACE/inventory" -m shell -a "virsh secret-set-value --secret ${CINDER_CEPH_UUID} --base64 $secret"
+    $ANSIBLE all --become -f 5 -i "$WORKSPACE/inventory" -m file -a "path=/tmp/secret.xml state=absent"
 
 }
diff --git a/nova/tests/live_migration/hooks/nfs.sh b/nova/tests/live_migration/hooks/nfs.sh
index aac52cff3b9e..acadb36d6ca7 100755
--- a/nova/tests/live_migration/hooks/nfs.sh
+++ b/nova/tests/live_migration/hooks/nfs.sh
@@ -6,38 +6,38 @@ function nfs_setup {
     elif is_fedora; then
         module=yum
     fi
-    $ANSIBLE all --sudo -f 5 -i "$WORKSPACE/inventory" -m $module \
+    $ANSIBLE all --become -f 5 -i "$WORKSPACE/inventory" -m $module \
             -a "name=nfs-common state=present"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m $module \
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m $module \
             -a "name=nfs-kernel-server state=present"
 
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a "dest=/etc/idmapd.conf section=Mapping option=Nobody-User value=nova"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a "dest=/etc/idmapd.conf section=Mapping option=Nobody-User value=nova"
 
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a "dest=/etc/idmapd.conf section=Mapping option=Nobody-Group value=nova"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a "dest=/etc/idmapd.conf section=Mapping option=Nobody-Group value=nova"
 
     for SUBNODE in $SUBNODES ; do
-        $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m lineinfile -a "dest=/etc/exports line='/opt/stack/data/nova/instances $SUBNODE(rw,fsid=0,insecure,no_subtree_check,async,no_root_squash)'"
+        $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m lineinfile -a "dest=/etc/exports line='/opt/stack/data/nova/instances $SUBNODE(rw,fsid=0,insecure,no_subtree_check,async,no_root_squash)'"
     done
 
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m shell -a "exportfs -a"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m service -a "name=nfs-kernel-server state=restarted"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m shell -a "exportfs -a"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m service -a "name=nfs-kernel-server state=restarted"
     GetDistro
     if [[ ! ${DISTRO} =~ (xenial) ]]; then
-        $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m service -a "name=idmapd state=restarted"
+        $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m service -a "name=idmapd state=restarted"
     fi
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m shell -a "iptables -A INPUT -p tcp --dport 111 -j ACCEPT"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m shell -a "iptables -A INPUT -p udp --dport 111 -j ACCEPT"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m shell -a "iptables -A INPUT -p tcp --dport 2049 -j ACCEPT"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m shell -a "iptables -A INPUT -p udp --dport 2049 -j ACCEPT"
-    $ANSIBLE subnodes --sudo -f 5 -i "$WORKSPACE/inventory" -m shell -a "mount -t nfs4 -o proto\=tcp,port\=2049 $primary_node:/ /opt/stack/data/nova/instances/"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m shell -a "iptables -A INPUT -p tcp --dport 111 -j ACCEPT"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m shell -a "iptables -A INPUT -p udp --dport 111 -j ACCEPT"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m shell -a "iptables -A INPUT -p tcp --dport 2049 -j ACCEPT"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m shell -a "iptables -A INPUT -p udp --dport 2049 -j ACCEPT"
+    $ANSIBLE subnodes --become -f 5 -i "$WORKSPACE/inventory" -m shell -a "mount -t nfs4 -o proto\=tcp,port\=2049 $primary_node:/ /opt/stack/data/nova/instances/"
 }
 
 function nfs_configure_tempest {
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a "dest=$BASE/new/tempest/etc/tempest.conf section=compute-feature-enabled option=block_migration_for_live_migration value=False"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a "dest=$BASE/new/tempest/etc/tempest.conf section=compute-feature-enabled option=block_migration_for_live_migration value=False"
 }
 
 function nfs_verify_setup {
-    $ANSIBLE subnodes --sudo -f 5 -i "$WORKSPACE/inventory" -m file -a "path=/opt/stack/data/nova/instances/test_file state=touch"
+    $ANSIBLE subnodes --become -f 5 -i "$WORKSPACE/inventory" -m file -a "path=/opt/stack/data/nova/instances/test_file state=touch"
     if [ ! -e '/opt/stack/data/nova/instances/test_file' ]; then
         die $LINENO "NFS configuration failure"
     fi
@@ -45,6 +45,6 @@ function nfs_verify_setup {
 
 function nfs_teardown {
     #teardown nfs shared storage
-    $ANSIBLE subnodes --sudo -f 5 -i "$WORKSPACE/inventory" -m shell -a "umount -t nfs4 /opt/stack/data/nova/instances/"
-    $ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m service -a "name=nfs-kernel-server state=stopped"
+    $ANSIBLE subnodes --become -f 5 -i "$WORKSPACE/inventory" -m shell -a "umount -t nfs4 /opt/stack/data/nova/instances/"
+    $ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m service -a "name=nfs-kernel-server state=stopped"
 }
\ No newline at end of file
diff --git a/nova/tests/live_migration/hooks/run_tests.sh b/nova/tests/live_migration/hooks/run_tests.sh
index 76d37e30db92..e7711c494d28 100755
--- a/nova/tests/live_migration/hooks/run_tests.sh
+++ b/nova/tests/live_migration/hooks/run_tests.sh
@@ -30,7 +30,7 @@ run_tempest "block migration test" "^.*test_live_migration(?!.*(test_volume_back
 
 #all tests bellow this line use shared storage, need to update tempest.conf
 echo 'disabling block_migration in tempest'
-$ANSIBLE primary --sudo -f 5 -i "$WORKSPACE/inventory" -m ini_file -a "dest=$BASE/new/tempest/etc/tempest.conf section=compute-feature-enabled option=block_migration_for_live_migration value=False"
+$ANSIBLE primary --become -f 5 -i "$WORKSPACE/inventory" -m ini_file -a "dest=$BASE/new/tempest/etc/tempest.conf section=compute-feature-enabled option=block_migration_for_live_migration value=False"
 
 echo '2. NFS testing is skipped due to setup failures with Ubuntu 16.04'
 #echo '2. test with NFS for root + ephemeral disks'