diff --git a/roles/mgrote_rsync/templates/rsync_mirror.sh.j2 b/roles/mgrote_rsync/templates/rsync_mirror.sh.j2
index 867f4dec..aa1df64d 100644
--- a/roles/mgrote_rsync/templates/rsync_mirror.sh.j2
+++ b/roles/mgrote_rsync/templates/rsync_mirror.sh.j2
@@ -10,3 +10,8 @@ echo ""
 
 
 #  --checksum ; https://serverfault.com/questions/211005/rsync-difference-between-checksum-and-ignore-times-options
+
+# TODO
+# check if src und dest are mounted
+# # check if target dataset is mounted
+/usr/sbin/zfs get mounted -H {{ item.destination_mount_check }} 2>&1 > /dev/null || echo "Pool not mounted!"