local tmp_file=$(mktemp -u)
# Start application with a temporary file.
- $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT $tmp_file &
+ $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT --sync-after-first-event $tmp_file &
ret=$?
APPS_PID="${APPS_PID} ${!}"
ok $ret "Start application to trace"