mkdir -p $DIR/$tdir-2
multiop $DIR/$tdir-1/f O_c &
pid=$!
+
# give multiop a chance to open
- sleep 1
+ # 1 second seems to be not enough, we met already such a cases
+ # --umka
+ sleep 5
do_facet $SINGLEMDS "sysctl -w lustre.fail_loc=0x80000107"
touch $DIR/${tdir}-2/f &