diff --git a/create_organisation b/create_organisation
index bc81ba0..3f8548d 100755
--- a/create_organisation
+++ b/create_organisation
@@ -20,7 +20,7 @@ pveum group add "${ORGA}" --comment "group for the organisation '${ORGA}'"
 pveum pool add "${ORGA}" --comment "pool for the organisation '${ORGA}'"
 
 # allow group to access resource pool
-pveum acl modify "/pool/${ORGA}/" --roles PVEVMUser,PVEDatastoreAdmin,RDNTZVMSnapshot --groups "${ORGA}"
+pveum acl modify "/pool/${ORGA}/" --roles PVEPoolUser,PVEVMUser,PVEDatastoreAdmin,RDNTZVMSnapshot,RDNTZVMOptions --groups "${ORGA}"
 
 # create zfs filesystem for isos, backups and stuff
 zfs create -o quota=150G -p "${ZFS_PARENT_PATH}/${ORGA}-images"
diff --git a/create_vm b/create_vm
index 5d3e0b5..7b3f9de 100755
--- a/create_vm
+++ b/create_vm
@@ -3,7 +3,7 @@
 set -e
 
 CPUS=1
-MEMORY=512
+MEMORY=2048
 BRIDGE=vmbr0
 STORAGE=customer-disks
 OS_TYPE=l26
@@ -34,10 +34,10 @@ qm create "${ID}" \
 	--ide2 ${STORAGE}:cloudinit
 
 # import debian cloud image
-qm set ${ID} --virtio0 ${STORAGE}:0,import-from=${DISK_IMAGE}
+qm set ${ID} --virtio0 ${STORAGE}:0,import-from=${DISK_IMAGE},iothread=1,discard=on
 
 # resize imported disk to 50GB
 qm disk resize ${ID} virtio0 50G
 
 # change boot device to debian cloud image
-qm set ${ID} --boot order=virtio0
+qm set ${ID} --boot order=sata0\;virtio0