NFS Server: Fix blkmapd: open pipe file (nfs-blkmap)

#!/bin/bash

sudo mkdir /etc/systemd/system/nfs-blkmap.service.d
sudo cat > /etc/systemd/system/nfs-blkmap.service.d/fixpipe.conf <<EOF
#
[Service]
ExecStartPre=/usr/sbin/modprobe blocklayoutdriver
EOF
echo “% Now reboot and check the log”

https://forums.raspberrypi.com/viewtopic.php?t=323585