enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first} ${file_sync_before_last} &
enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first} ${file_sync_before_last} &