x lvcreate -L $adt_fs_snapsize -n $adt_lvm_cowdatalv $adt_lvm_vg
if $adt_lvm_erasebase; then
- x dd if=/dev/zero of=$lvm_baselv_namepath
+ basesize=`lvdisplay -c $lvm_baselv_namepath 8>&-`
+ basesize="${basesize#*:*:*:*:*:*:}"
+ basesize="${basesize%%:*}"
+ x dd if=/dev/zero of=$lvm_baselv_namepath bs=512 count="$basesize"
fi
x mkfs -t $adt_fs_type $adt_mkfs_args $lvm_baselv_namepath
if grep 0 /proc/sys/net/ipv4/ip_forward >/dev/null; then
cat <<END
-********** WARNING - IP FORWARDING IS TURNED OFF **********
+********** WARNING - IP FORWARDING IS TURNED OFF ON THE HOST **********
Your testbed will probably have trouble with downloads, DNS, etc.
You must turn this on manually, since it is a major config change.