diff --git a/HACKING.rst b/HACKING.rst
index 3ffe1e2..b7d9a49 100644
--- a/HACKING.rst
+++ b/HACKING.rst
@@ -110,8 +110,8 @@
 * Global configuration that may be referenced in ``local.conf``, i.e. ``DEST``, ``DATA_DIR``
 * Global service configuration like ``ENABLED_SERVICES``
 * Variables used by multiple services that do not have a clear owner, i.e.
-  ``VOLUME_BACKING_FILE_SIZE`` (nova-volumes and cinder) or ``PUBLIC_NETWORK_NAME``
-  (nova-network and neutron)
+  ``VOLUME_BACKING_FILE_SIZE`` (nova-compute, nova-volumes and cinder) or
+  ``PUBLIC_NETWORK_NAME`` (nova-network and neutron)
 * Variables that can not be cleanly declared in a project file due to
   dependency ordering, i.e. the order of sourcing the project files can
   not be changed for other reasons but the earlier file needs to dereference a
diff --git a/extras.d/70-tuskar.sh b/extras.d/70-tuskar.sh
index 38aba34..6e26db2 100644
--- a/extras.d/70-tuskar.sh
+++ b/extras.d/70-tuskar.sh
@@ -131,7 +131,7 @@
 function init_tuskar {
 
     # (re)create tuskar database
-    recreate_database tuskar utf8
+    recreate_database tuskar
 
     tuskar-dbsync --config-file $TUSKAR_CONF
     create_tuskar_cache_dir
diff --git a/functions-common b/functions-common
index 5bca836..a0ec084 100644
--- a/functions-common
+++ b/functions-common
@@ -1278,8 +1278,8 @@
     exec 6>&-
 
     if [[ -n ${SCREEN_LOGDIR} ]]; then
-        exec 1>&${SCREEN_LOGDIR}/screen-${service}.${CURRENT_LOG_TIME}.log 2>&1
-        ln -sf ${SCREEN_LOGDIR}/screen-${service}.${CURRENT_LOG_TIME}.log ${SCREEN_LOGDIR}/screen-${service}.log
+        exec 1>&${SCREEN_LOGDIR}/screen-${service}.log.${CURRENT_LOG_TIME} 2>&1
+        ln -sf ${SCREEN_LOGDIR}/screen-${service}.log.${CURRENT_LOG_TIME} ${SCREEN_LOGDIR}/screen-${service}.log
 
         # TODO(dtroyer): Hack to get stdout from the Python interpreter for the logs.
         export PYTHONUNBUFFERED=1
@@ -1363,9 +1363,9 @@
     screen -S $SCREEN_NAME -X screen -t $name
 
     if [[ -n ${SCREEN_LOGDIR} ]]; then
-        screen -S $SCREEN_NAME -p $name -X logfile ${SCREEN_LOGDIR}/screen-${name}.${CURRENT_LOG_TIME}.log
+        screen -S $SCREEN_NAME -p $name -X logfile ${SCREEN_LOGDIR}/screen-${name}.log.${CURRENT_LOG_TIME}
         screen -S $SCREEN_NAME -p $name -X log on
-        ln -sf ${SCREEN_LOGDIR}/screen-${name}.${CURRENT_LOG_TIME}.log ${SCREEN_LOGDIR}/screen-${name}.log
+        ln -sf ${SCREEN_LOGDIR}/screen-${name}.log.${CURRENT_LOG_TIME} ${SCREEN_LOGDIR}/screen-${name}.log
     fi
 
     # sleep to allow bash to be ready to be send the command - we are
@@ -1411,7 +1411,7 @@
         echo "stuff \"$2$NL\"" >> $SCREENRC
 
         if [[ -n ${SCREEN_LOGDIR} ]]; then
-            echo "logfile ${SCREEN_LOGDIR}/screen-${1}.${CURRENT_LOG_TIME}.log" >>$SCREENRC
+            echo "logfile ${SCREEN_LOGDIR}/screen-${1}.log.${CURRENT_LOG_TIME}" >>$SCREENRC
             echo "log on" >>$SCREENRC
         fi
     fi
@@ -1523,8 +1523,8 @@
     exec 6>&-
 
     if [[ -n ${SCREEN_LOGDIR} ]]; then
-        exec 1>&${SCREEN_LOGDIR}/screen-${1}.${CURRENT_LOG_TIME}.log 2>&1
-        ln -sf ${SCREEN_LOGDIR}/screen-${1}.${CURRENT_LOG_TIME}.log ${SCREEN_LOGDIR}/screen-${1}.log
+        exec 1>&${SCREEN_LOGDIR}/screen-${1}.log.${CURRENT_LOG_TIME} 2>&1
+        ln -sf ${SCREEN_LOGDIR}/screen-${1}.log.${CURRENT_LOG_TIME} ${SCREEN_LOGDIR}/screen-${1}.log
 
         # TODO(dtroyer): Hack to get stdout from the Python interpreter for the logs.
         export PYTHONUNBUFFERED=1
diff --git a/lib/ceilometer b/lib/ceilometer
index 98a7e8f..d48751e 100644
--- a/lib/ceilometer
+++ b/lib/ceilometer
@@ -265,7 +265,7 @@
 
     if is_service_enabled mysql postgresql; then
         if [ "$CEILOMETER_BACKEND" = 'mysql' ] || [ "$CEILOMETER_BACKEND" = 'postgresql' ] ; then
-            recreate_database ceilometer utf8
+            recreate_database ceilometer
             $CEILOMETER_BIN_DIR/ceilometer-dbsync
         fi
     fi
diff --git a/lib/cinder b/lib/cinder
index 7fc6949..6eee880 100644
--- a/lib/cinder
+++ b/lib/cinder
@@ -76,9 +76,9 @@
 # configuration and for the volume type name.  Multiple backends are
 # comma-separated.
 if [[ $CINDER_MULTI_LVM_BACKEND == "False" ]]; then
-    CINDER_ENABLED_BACKENDS=${CINDER_ENABLED_BACKENDS:-lvm:lvmdriver-1}
+    CINDER_ENABLED_BACKENDS=${CINDER_ENABLED_BACKENDS:-lvm:${DEFAULT_VOLUME_GROUP_NAME##*-}}
 else
-    CINDER_ENABLED_BACKENDS=${CINDER_ENABLED_BACKENDS:-lvm:lvmdriver-1,lvm:lvmdriver-2}
+    CINDER_ENABLED_BACKENDS=${CINDER_ENABLED_BACKENDS:-lvm:${DEFAULT_VOLUME_GROUP_NAME##*-},lvm:cinder}
 fi
 
 
@@ -387,7 +387,7 @@
 
     if is_service_enabled $DATABASE_BACKENDS; then
         # (Re)create cinder database
-        recreate_database cinder utf8
+        recreate_database cinder
 
         # Migrate cinder database
         $CINDER_BIN_DIR/cinder-manage db sync
diff --git a/lib/cinder_backends/lvm b/lib/cinder_backends/lvm
index 280baf7..43e13e4 100644
--- a/lib/cinder_backends/lvm
+++ b/lib/cinder_backends/lvm
@@ -14,6 +14,7 @@
 
 # CINDER_CONF
 # DATA_DIR
+# VOLUME_GROUP_NAME
 
 # clean_cinder_backend_lvm - called from clean_cinder()
 # configure_cinder_backend_lvm - called from configure_cinder()
@@ -25,157 +26,44 @@
 set +o xtrace
 
 
-# Defaults
-# --------
-
-# Name of the lvm volume groups to use/create for iscsi volumes
-# This monkey-motion is for compatibility with icehouse-generation Grenade
-# If ``VOLUME_GROUP`` is set, use it, otherwise we'll build a VG name based
-# on ``VOLUME_GROUP_NAME`` that includes the backend name
-# Grenade doesn't use ``VOLUME_GROUP2`` so it is left out
-VOLUME_GROUP=${VOLUME_GROUP:-}
-VOLUME_GROUP_NAME=${VOLUME_GROUP:-${VOLUME_GROUP_NAME:-stack-volumes}}
-
 # TODO: resurrect backing device...need to know how to set values
 #VOLUME_BACKING_DEVICE=${VOLUME_BACKING_DEVICE:-}
 
-VOLUME_NAME_PREFIX=${VOLUME_NAME_PREFIX:-volume-}
-
-
 # Entry Points
 # ------------
 
-# Compatibility for getting a volume group name from either ``VOLUME_GROUP``
-# or from ``VOLUME_GROUP_NAME`` plus the backend name
-function get_volume_group_name {
-    local be_name=$1
-
-    # Again with the icehouse-generation compatibility
-    local volume_group_name=$VOLUME_GROUP_NAME
-    if [[ -z $VOLUME_GROUP ]]; then
-        volume_group_name+="-$be_name"
-    fi
-    echo $volume_group_name
-}
-
+# cleanup_cinder_backend_lvm - Delete volume group and remove backing file
+# cleanup_cinder_backend_lvm $be_name
 function cleanup_cinder_backend_lvm {
     local be_name=$1
 
-    # Again with the icehouse-generation compatibility
-    local volume_group_name=$(get_volume_group_name $be_name)
-
     # Campsite rule: leave behind a volume group at least as clean as we found it
-    _clean_lvm_lv ${volume_group_name} $VOLUME_NAME_PREFIX
-    _clean_lvm_backing_file ${volume_group_name} $DATA_DIR/${volume_group_name}-backing-file
+    clean_lvm_volume_group $VOLUME_GROUP_NAME-$be_name
 }
 
 # configure_cinder_backend_lvm - Set config files, create data dirs, etc
-# configure_cinder_backend_lvm $name
+# configure_cinder_backend_lvm $be_name
 function configure_cinder_backend_lvm {
     local be_name=$1
 
-    # Again with the icehouse-generation compatibility
-    local volume_group_name=$(get_volume_group_name $be_name)
-
     iniset $CINDER_CONF $be_name volume_backend_name $be_name
     iniset $CINDER_CONF $be_name volume_driver "cinder.volume.drivers.lvm.LVMISCSIDriver"
-    iniset $CINDER_CONF $be_name volume_group $volume_group_name
+    iniset $CINDER_CONF $be_name volume_group $VOLUME_GROUP_NAME-$be_name
 
     if [[ "$CINDER_SECURE_DELETE" == "False" ]]; then
         iniset $CINDER_CONF $be_name volume_clear none
     fi
 }
 
-
+# init_cinder_backend_lvm - Initialize volume group
+# init_cinder_backend_lvm $be_name
 function init_cinder_backend_lvm {
     local be_name=$1
 
-    # Again with the icehouse-generation compatibility
-    local volume_group_name=$(get_volume_group_name $be_name)
-
     # Start with a clean volume group
-    _create_cinder_volume_group ${volume_group_name} $DATA_DIR/${volume_group_name}-backing-file
-
-    if is_fedora || is_suse; then
-        # service is not started by default
-        start_service tgtd
-    fi
-
-    # Remove iscsi targets
-    sudo tgtadm --op show --mode target | grep $VOLUME_NAME_PREFIX | grep Target | cut -f3 -d ' ' | sudo xargs -n1 tgt-admin --delete || true
-    _clean_lvm_lv ${volume_group_name} $VOLUME_NAME_PREFIX
+    init_lvm_volume_group $VOLUME_GROUP_NAME-$be_name $VOLUME_BACKING_FILE_SIZE
 }
 
-
-# _clean_lvm_lv removes all cinder LVM volumes
-#
-# Usage: _clean_lvm_lv volume-group-name $VOLUME_NAME_PREFIX
-function _clean_lvm_lv {
-    local vg=$1
-    local lv_prefix=$2
-
-    # Clean out existing volumes
-    local lv
-    for lv in $(sudo lvs --noheadings -o lv_name $vg 2>/dev/null); do
-        # lv_prefix prefixes the LVs we want
-        if [[ "${lv#$lv_prefix}" != "$lv" ]]; then
-            sudo lvremove -f $vg/$lv
-        fi
-    done
-}
-
-# _clean_lvm_backing_file() removes the backing file of the
-# volume group used by cinder
-#
-# Usage: _clean_lvm_backing_file() volume-group-name backing-file-name
-function _clean_lvm_backing_file {
-    local vg=$1
-    local backing_file=$2
-
-    # if there is no logical volume left, it's safe to attempt a cleanup
-    # of the backing file
-    if [[ -z "$(sudo lvs --noheadings -o lv_name $vg 2>/dev/null)" ]]; then
-        # if the backing physical device is a loop device, it was probably setup by devstack
-        local vg_dev=$(sudo losetup -j $backing_file | awk -F':' '/backing-file/ { print $1}')
-        if [[ -n "$vg_dev" ]] && [[ -e "$vg_dev" ]]; then
-            sudo losetup -d $vg_dev
-            rm -f $backing_file
-        fi
-    fi
-}
-
-# _create_cinder_volume_group volume-group-name backing-file-name
-function _create_cinder_volume_group {
-    # According to the ``CINDER_MULTI_LVM_BACKEND`` value, configure one or two default volumes
-    # group called ``stack-volumes`` (and ``stack-volumes2``) for the volume
-    # service if it (they) does (do) not yet exist. If you don't wish to use a
-    # file backed volume group, create your own volume group called ``stack-volumes``
-    # and ``stack-volumes2`` before invoking ``stack.sh``.
-    #
-    # The two backing files are ``VOLUME_BACKING_FILE_SIZE`` in size, and they are stored in
-    # the ``DATA_DIR``.
-
-    local vg_name=$1
-    local backing_file=$2
-
-    if ! sudo vgs $vg_name; then
-        # TODO: fix device handling
-        if [ -z "$VOLUME_BACKING_DEVICE" ]; then
-            # Only create if the file doesn't already exists
-            [[ -f $backing_file ]] || truncate -s $VOLUME_BACKING_FILE_SIZE $backing_file
-            local vg_dev=`sudo losetup -f --show $backing_file`
-
-            # Only create if the loopback device doesn't contain $VOLUME_GROUP
-            if ! sudo vgs $vg_name; then
-                sudo vgcreate $vg_name $vg_dev
-            fi
-        else
-            sudo vgcreate $vg_name $VOLUME_BACKING_DEVICE
-        fi
-    fi
-}
-
-
 # Restore xtrace
 $MY_XTRACE
 
diff --git a/lib/database b/lib/database
index 896b8e1..b114e9e 100644
--- a/lib/database
+++ b/lib/database
@@ -99,11 +99,9 @@
 
 # Recreate a given database
 #  $1 The name of the database
-#  $2 The character set/encoding of the database
 function recreate_database {
     local db=$1
-    local charset=$2
-    recreate_database_$DATABASE_TYPE $db $charset
+    recreate_database_$DATABASE_TYPE $db
 }
 
 # Install the database
diff --git a/lib/databases/mysql b/lib/databases/mysql
index 45484c1..2f3b6d4 100644
--- a/lib/databases/mysql
+++ b/lib/databases/mysql
@@ -58,9 +58,8 @@
 
 function recreate_database_mysql {
     local db=$1
-    local charset=$2
     mysql -u$DATABASE_USER -p$DATABASE_PASSWORD -h$MYSQL_HOST -e "DROP DATABASE IF EXISTS $db;"
-    mysql -u$DATABASE_USER -p$DATABASE_PASSWORD -h$MYSQL_HOST -e "CREATE DATABASE $db CHARACTER SET $charset;"
+    mysql -u$DATABASE_USER -p$DATABASE_PASSWORD -h$MYSQL_HOST -e "CREATE DATABASE $db CHARACTER SET utf8;"
 }
 
 function configure_database_mysql {
@@ -138,10 +137,10 @@
     if is_ubuntu; then
         # Seed configuration with mysql password so that apt-get install doesn't
         # prompt us for a password upon install.
-        cat <<MYSQL_PRESEED | sudo debconf-set-selections
-mysql-server-5.1 mysql-server/root_password password $DATABASE_PASSWORD
-mysql-server-5.1 mysql-server/root_password_again password $DATABASE_PASSWORD
-mysql-server-5.1 mysql-server/start_on_boot boolean true
+        sudo debconf-set-selections <<MYSQL_PRESEED
+mysql-server mysql-server/root_password password $DATABASE_PASSWORD
+mysql-server mysql-server/root_password_again password $DATABASE_PASSWORD
+mysql-server mysql-server/start_on_boot boolean true
 MYSQL_PRESEED
     fi
 
diff --git a/lib/databases/postgresql b/lib/databases/postgresql
index 76491c4..ad8cdc7 100644
--- a/lib/databases/postgresql
+++ b/lib/databases/postgresql
@@ -37,10 +37,9 @@
 
 function recreate_database_postgresql {
     local db=$1
-    local charset=$2
     # Avoid unsightly error when calling dropdb when the database doesn't exist
     psql -h$DATABASE_HOST -U$DATABASE_USER -dtemplate1 -c "DROP DATABASE IF EXISTS $db"
-    createdb -h $DATABASE_HOST -U$DATABASE_USER -l C -T template0 -E $charset $db
+    createdb -h $DATABASE_HOST -U$DATABASE_USER -l C -T template0 -E utf8 $db
 }
 
 function configure_database_postgresql {
diff --git a/lib/dstat b/lib/dstat
index 73ca279..a17125f 100644
--- a/lib/dstat
+++ b/lib/dstat
@@ -20,7 +20,7 @@
 # Defaults
 # --------
 # for DSTAT logging
-DSTAT_FILE=${DSTAT_FILE:-"dstat.txt"}
+DSTAT_FILE=${DSTAT_FILE:-"dstat.log"}
 
 
 # start_dstat() - Start running processes, including screen
diff --git a/lib/glance b/lib/glance
index 8cda6be..8768761 100644
--- a/lib/glance
+++ b/lib/glance
@@ -279,7 +279,7 @@
     mkdir -p $GLANCE_CACHE_DIR
 
     # (Re)create glance database
-    recreate_database glance utf8
+    recreate_database glance
 
     # Migrate glance database
     $GLANCE_BIN_DIR/glance-manage db_sync
diff --git a/lib/heat b/lib/heat
index ee3f502..9a28af5 100644
--- a/lib/heat
+++ b/lib/heat
@@ -175,7 +175,7 @@
 function init_heat {
 
     # (re)create heat database
-    recreate_database heat utf8
+    recreate_database heat
 
     $HEAT_DIR/bin/heat-manage db_sync
     create_heat_cache_dir
diff --git a/lib/ironic b/lib/ironic
index d5afa30..4e1a1f0 100644
--- a/lib/ironic
+++ b/lib/ironic
@@ -386,7 +386,7 @@
 # init_ironic() - Initialize databases, etc.
 function init_ironic {
     # (Re)create  ironic database
-    recreate_database ironic utf8
+    recreate_database ironic
 
     # Migrate ironic database
     $IRONIC_BIN_DIR/ironic-dbsync --config-file=$IRONIC_CONF_FILE
diff --git a/lib/keystone b/lib/keystone
index 9bde597..f378547 100644
--- a/lib/keystone
+++ b/lib/keystone
@@ -456,7 +456,7 @@
     fi
 
     # (Re)create keystone database
-    recreate_database keystone utf8
+    recreate_database keystone
 
     # Initialize keystone database
     $KEYSTONE_DIR/bin/keystone-manage db_sync
diff --git a/lib/lvm b/lib/lvm
new file mode 100644
index 0000000..4ef260d
--- /dev/null
+++ b/lib/lvm
@@ -0,0 +1,124 @@
+# lib/lvm
+# Configure the default LVM volume group used by Cinder and Nova
+
+# Dependencies:
+#
+# - ``functions`` file
+# - ``cinder`` configurations
+
+# DATA_DIR
+
+# clean_default_volume_group - called from clean()
+# configure_default_volume_group - called from configure()
+# init_default_volume_group - called from init()
+
+
+# Save trace setting
+MY_XTRACE=$(set +o | grep xtrace)
+set +o xtrace
+
+
+# Defaults
+# --------
+# Name of the lvm volume groups to use/create for iscsi volumes
+# This monkey-motion is for compatibility with icehouse-generation Grenade
+# If ``VOLUME_GROUP`` is set, use it, otherwise we'll build a VG name based
+# on ``VOLUME_GROUP_NAME`` that includes the backend name
+# Grenade doesn't use ``VOLUME_GROUP2`` so it is left out
+VOLUME_GROUP_NAME=${VOLUME_GROUP:-${VOLUME_GROUP_NAME:-stack-volumes}}
+DEFAULT_VOLUME_GROUP_NAME=$VOLUME_GROUP_NAME-default
+
+# Backing file name is of the form $VOLUME_GROUP$BACKING_FILE_SUFFIX
+BACKING_FILE_SUFFIX=-backing-file
+
+
+# Entry Points
+# ------------
+
+# _clean_lvm_volume_group removes all default LVM volumes
+#
+# Usage: clean_lvm_volume_group $vg
+function _clean_lvm_volume_group {
+    local vg=$1
+
+    # Clean out existing volumes
+    sudo lvremove -f $vg
+}
+
+# _clean_lvm_backing_file() removes the backing file of the
+# volume group
+#
+# Usage: _clean_lvm_backing_file() $backing_file
+function _clean_lvm_backing_file {
+    local backing_file=$1
+
+    # if the backing physical device is a loop device, it was probably setup by devstack
+    if [[ -n "$backing_file" ]] && [[ -e "$backing_file" ]]; then
+        local vg_dev=$(sudo losetup -j $backing_file | awk -F':' '/'$BACKING_FILE_SUFFIX'/ { print $1}')
+        sudo losetup -d $vg_dev
+        rm -f $backing_file
+    fi
+}
+
+# clean_lvm_volume_group() cleans up the volume group and removes the
+# backing file
+#
+# Usage: clean_lvm_volume_group $vg
+function clean_lvm_volume_group {
+    local vg=$1
+
+    _clean_lvm_volume_group $vg
+    # if there is no logical volume left, it's safe to attempt a cleanup
+    # of the backing file
+    if [[ -z "$(sudo lvs --noheadings -o lv_name $vg 2>/dev/null)" ]]; then
+        _clean_lvm_backing_file $DATA_DIR/$vg$BACKING_FILE_SUFFIX
+    fi
+}
+
+
+# _create_volume_group creates default volume group
+#
+# Usage: _create_lvm_volume_group() $vg $size
+function _create_lvm_volume_group {
+    local vg=$1
+    local size=$2
+
+    local backing_file=$DATA_DIR/$vg$BACKING_FILE_SUFFIX
+    if ! sudo vgs $vg; then
+        # Only create if the file doesn't already exists
+        [[ -f $DATA_DIR/$backing_file ]] || truncate -s $size $backing_file
+        local vg_dev=`sudo losetup -f --show $backing_file`
+
+        # Only create volume group if it doesn't already exist
+        if ! sudo vgs $vg; then
+            sudo vgcreate $vg $vg_dev
+        fi
+    fi
+}
+
+# init_lvm_volume_group() initializes the volume group creating the backing
+# file if necessary
+#
+# Usage: init_lvm_volume_group() $vg
+function init_lvm_volume_group {
+    local vg=$1
+    local size=$2
+    # Start with a clean volume group
+    _create_lvm_volume_group $vg $size
+
+    if is_fedora || is_suse; then
+        # service is not started by default
+        start_service tgtd
+    fi
+
+    # Remove iscsi targets
+    sudo tgtadm --op show --mode target | grep Target | cut -f3 -d ' ' | sudo xargs -n1 tgt-admin --delete || true
+
+    _clean_lvm_volume_group $vg
+}
+
+# Restore xtrace
+$MY_XTRACE
+
+# mode: shell-script
+# End:
diff --git a/lib/neutron b/lib/neutron
index b4d0b8c..f9ea04f 100755
--- a/lib/neutron
+++ b/lib/neutron
@@ -592,7 +592,7 @@
 
 # init_neutron() - Initialize databases, etc.
 function init_neutron {
-    recreate_database $Q_DB_NAME utf8
+    recreate_database $Q_DB_NAME
     # Run Neutron db migrations
     $NEUTRON_BIN_DIR/neutron-db-manage --config-file $NEUTRON_CONF --config-file /$Q_PLUGIN_CONF_FILE upgrade head
     for svc in fwaas lbaas vpnaas; do
@@ -699,7 +699,7 @@
     run_process q-dhcp "python $AGENT_DHCP_BINARY --config-file $NEUTRON_CONF --config-file=$Q_DHCP_CONF_FILE"
 
     if is_provider_network; then
-        sudo ovs-vsctl add-port $OVS_PHYSICAL_BRIDGE $PUBLIC_INTERFACE
+        sudo ovs-vsctl --no-wait -- --may-exist add-port $OVS_PHYSICAL_BRIDGE $PUBLIC_INTERFACE
         sudo ip link set $OVS_PHYSICAL_BRIDGE up
         sudo ip link set br-int up
         sudo ip link set $PUBLIC_INTERFACE up
diff --git a/lib/neutron_plugins/midonet b/lib/neutron_plugins/midonet
index eb27ed6..23ad8b2 100644
--- a/lib/neutron_plugins/midonet
+++ b/lib/neutron_plugins/midonet
@@ -29,6 +29,18 @@
     Q_PLUGIN_CONF_PATH=etc/neutron/plugins/midonet
     Q_PLUGIN_CONF_FILENAME=midonet.ini
     Q_PLUGIN_CLASS="neutron.plugins.midonet.plugin.MidonetPluginV2"
+
+    # MidoNet implements LBaaS API in the plugin, not as an LBaaS driver.
+    # In this model, the plugin references the 'neutron_lbaas' module but
+    # does not require starting an LBaaS service.  Devstack, however, clones
+    # 'neutron_lbaas' only if 'lbaas' service is enabled.  To get around this,
+    # always clone 'neutron_lbaas' so that it is made available to the plugin.
+    # Also, discontinue if the 'lbaas' service is enabled.
+    if is_service_enabled q-lbaas; then
+        die $LINENO "LBaaS service should be disabled for the MidoNet plugin"
+    fi
+    git_clone $NEUTRON_LBAAS_REPO $NEUTRON_LBAAS_DIR $NEUTRON_LBAAS_BRANCH
+    setup_develop $NEUTRON_LBAAS_DIR
 }
 
 function neutron_plugin_configure_debug_command {
diff --git a/lib/nova b/lib/nova
index 0e9282b..76212ed 100644
--- a/lib/nova
+++ b/lib/nova
@@ -547,6 +547,11 @@
     iniset $NOVA_CONF DEFAULT ec2_workers "$API_WORKERS"
     iniset $NOVA_CONF DEFAULT metadata_workers "$API_WORKERS"
 
+    if [[ "$NOVA_BACKEND" == "LVM" ]]; then
+        iniset $NOVA_CONF libvirt images_type "lvm"
+        iniset $NOVA_CONF libvirt images_volume_group $DEFAULT_VOLUME_GROUP_NAME
+    fi
+
     if is_ssl_enabled_service glance || is_service_enabled tls-proxy; then
         iniset $NOVA_CONF DEFAULT glance_protocol https
     fi
@@ -623,16 +628,13 @@
     # Only do this step once on the API node for an entire cluster.
     if is_service_enabled $DATABASE_BACKENDS && is_service_enabled n-api; then
         # (Re)create nova database
-        # Explicitly use latin1: to avoid lp#829209, nova expects the database to
-        # use latin1 by default, and then upgrades the database to utf8 (see the
-        # 082_essex.py in nova)
-        recreate_database nova latin1
+        recreate_database nova
 
         # Migrate nova database
         $NOVA_BIN_DIR/nova-manage db sync
 
         if is_service_enabled n-cell; then
-            recreate_database $NOVA_CELLS_DB latin1
+            recreate_database $NOVA_CELLS_DB
         fi
     fi
 
diff --git a/lib/sahara b/lib/sahara
index c902d38..871833f 100644
--- a/lib/sahara
+++ b/lib/sahara
@@ -128,6 +128,9 @@
     if is_service_enabled neutron; then
         iniset $SAHARA_CONF_FILE DEFAULT use_neutron true
         iniset $SAHARA_CONF_FILE DEFAULT use_floating_ips true
+    else
+        iniset $SAHARA_CONF_FILE DEFAULT use_neutron false
+        iniset $SAHARA_CONF_FILE DEFAULT use_floating_ips false
     fi
 
     if is_service_enabled heat; then
@@ -143,7 +146,7 @@
         setup_colorized_logging $SAHARA_CONF_FILE DEFAULT
     fi
 
-    recreate_database sahara utf8
+    recreate_database sahara
     $SAHARA_BIN_DIR/sahara-db-manage --config-file $SAHARA_CONF_FILE upgrade head
 }
 
diff --git a/lib/trove b/lib/trove
index abf4e87..3249ce0 100644
--- a/lib/trove
+++ b/lib/trove
@@ -199,7 +199,7 @@
 # init_trove() - Initializes Trove Database as a Service
 function init_trove {
     # (Re)Create trove db
-    recreate_database trove utf8
+    recreate_database trove
 
     # Initialize the trove database
     $TROVE_BIN_DIR/trove-manage db_sync
diff --git a/stack.sh b/stack.sh
index 585d1ce..00a6172 100755
--- a/stack.sh
+++ b/stack.sh
@@ -379,15 +379,14 @@
 fi
 
 if [[ -n "$LOGFILE" ]]; then
-    # First clean up old log files.  Use the user-specified ``LOGFILE``
-    # as the template to search for, appending '.*' to match the date
-    # we added on earlier runs.
-    LOGDIR=$(dirname "$LOGFILE")
-    LOGFILENAME=$(basename "$LOGFILE")
-    mkdir -p $LOGDIR
-    find $LOGDIR -maxdepth 1 -name $LOGFILENAME.\* -mtime +$LOGDAYS -exec rm {} \;
+    # Clean up old log files.  Append '.*' to the user-specified
+    # ``LOGFILE`` to match the date in the search template.
+    local logfile_dir="${LOGFILE%/*}"           # dirname
+    local logfile_name="${LOGFILE##*/}"         # basename
+    mkdir -p $logfile_dir
+    find $logfile_dir -maxdepth 1 -name $logfile_name.\* -mtime +$LOGDAYS -exec rm {} \;
     LOGFILE=$LOGFILE.${CURRENT_LOG_TIME}
-    SUMFILE=$LOGFILE.${CURRENT_LOG_TIME}.summary
+    SUMFILE=$LOGFILE.summary.${CURRENT_LOG_TIME}
 
     # Redirect output according to config
 
@@ -408,8 +407,8 @@
 
     echo_summary "stack.sh log $LOGFILE"
     # Specified logfile name always links to the most recent log
-    ln -sf $LOGFILE $LOGDIR/$LOGFILENAME
-    ln -sf $SUMFILE $LOGDIR/$LOGFILENAME.summary
+    ln -sf $LOGFILE $logfile_dir/$logfile_name
+    ln -sf $SUMFILE $logfile_dir/$logfile_name.summary
 else
     # Set up output redirection without log files
     # Set fd 3 to a copy of stdout. So we can set fd 1 without losing
@@ -523,6 +522,7 @@
 source $TOP_DIR/lib/infra
 source $TOP_DIR/lib/oslo
 source $TOP_DIR/lib/stackforge
+source $TOP_DIR/lib/lvm
 source $TOP_DIR/lib/horizon
 source $TOP_DIR/lib/keystone
 source $TOP_DIR/lib/glance
@@ -939,6 +939,10 @@
 # A better kind of sysstat, with the top process per time slice
 start_dstat
 
+# Initialize default LVM volume group
+# -----------------------------------
+init_lvm_volume_group $DEFAULT_VOLUME_GROUP_NAME $VOLUME_BACKING_FILE_SIZE
+
 # Start Services
 # ==============
 
diff --git a/unstack.sh b/unstack.sh
index bff01d1..b8b7f4a 100755
--- a/unstack.sh
+++ b/unstack.sh
@@ -55,6 +55,7 @@
 source $TOP_DIR/lib/infra
 source $TOP_DIR/lib/oslo
 source $TOP_DIR/lib/stackforge
+source $TOP_DIR/lib/lvm
 source $TOP_DIR/lib/horizon
 source $TOP_DIR/lib/keystone
 source $TOP_DIR/lib/glance
@@ -177,3 +178,5 @@
         screen -X -S $SESSION quit
     fi
 fi
+
+clean_lvm_volume_group $DEFAULT_VOLUME_GROUP_NAME