diff --git a/proxmox/zpo.sh b/proxmox/zpo.sh
new file mode 100644
index 0000000..cc29fcb
--- /dev/null
+++ b/proxmox/zpo.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+# Bring a zfs file-backed mirror file online/offline to refresh/resilver the backup
+# 2024.Jun kneutron
+
+logf=~/rpool-online-offline-mirdisk.log
+
+# change online/offline state of sshfs mirror disk for STABILITY and resilver updating
+mirdisk=$(zpool status -v |grep rpool-mirror-.*zfs-efi.disk |awk '{print $1}')
+
+if [ "$1" = "1" ]; then
+# TODO add if-mounted test here
+  echo "$(date) - Onlining rpool $mirdisk" |tee -a $logf
+  (set -x; time zpool online rpool $mirdisk) 
+  zfs-watchresilver-boojum.sh
+else
+  echo "$(date) - Offlining rpool $mirdisk" |tee -a $logf
+  (set -x; time zpool offline rpool $mirdisk) 
+fi
+
+zpool status rpool -v |awk 'NF>0'