[Unit] Description=Remove Stale Online ext4 Metadata Check Snapshots ConditionCapability=CAP_SYS_ADMIN ConditionCapability=CAP_SYS_RAWIO Documentation=man:e2scrub_all(8) [Service] Type=oneshot WorkingDirectory=/ PrivateNetwork=true ProtectSystem=true ProtectHome=read-only PrivateTmp=yes AmbientCapabilities=CAP_SYS_ADMIN CAP_SYS_RAWIO NoNewPrivileges=yes User=root IOSchedulingClass=idle CPUSchedulingPolicy=idle Environment=SERVICE_MODE=1 ExecStart=/sbin/e2scrub_all -A -r SyslogIdentifier=%N RemainAfterExit=no [Install] WantedBy=multi-user.target