echo "Replace device"
_scratch_mkfs >> $seqres.full 2>&1
_scratch_mount
-_format_swapfile "$SCRATCH_MNT/swap" $(($(get_page_size) * 10))
+_format_swapfile "$SCRATCH_MNT/swap" $(($(get_page_size) * 10)) > /dev/null
$BTRFS_UTIL_PROG device add -f "$scratch_dev2" "$SCRATCH_MNT" >> $seqres.full
swapon "$SCRATCH_MNT/swap" 2>&1 | _filter_scratch
# Again, we know the swap file is on device 1.