Initial remote commit

test/batch_restore.sh

@@ -0,0 +1,8 @@
+while read inum rest; do
+    python3 restore_meta.py ${inum} /mnt/recovered/apr29/${inum}/ &
+    while (( $(jobs -r | wc -l) >= 10 )); do
+        wait -n 2>/dev/null || sleep 0.2
+    done
+done < true_roots.txt
+wait
+echo "All done"