[Unit]
Description=BTRFS backup auto scrub
ConditionPathIsMountPoint={{ hardware['disk']['backup']['fs']['mount_point'] }}
RequiresMountsFor={{ hardware['disk']['backup']['fs']['mount_point'] }}

[Service]
Type=oneshot
ExecStart=/usr/bin/btrfs scrub start -Bd {{ hardware['disk']['backup']['fs']['mount_point'] }}
Nice=19
IOSchedulingClass=idle