Branch b1_6

Make sure that the unlinked file actually releases all of the blocks on
disk, otherwise the next test may fail with ENOSPC.
b=12507

lustre/tests/oos.sh

@@ -78,6 +78,7 @@ fi
 #lctl debug_daemon stop
 
 rm -f $OOS
+sync; sleep 1; sync
 
 if [ $SUCCESS -eq 1 ]; then
 	echo "Success!"

lustre/tests/oos2.sh

@@ -83,6 +83,7 @@ if [ "$RECORDSOUT" -ne $(($FILESIZE / 1024)) ]; then
 fi
 
 rm -f $OOS $OOS2
+sync; sleep 1; sync
 
 if [ $SUCCESS -eq 1 ]; then
 	echo "Success!"