@@ -1478,10 +1478,11 @@ _jni_active_critical = 0; _pending_jni_exception_check_fn = NULL; _do_not_unlock_if_synchronized = false; _cached_monitor_info = NULL; _parker = Parker::Allocate(this); + _bytes_until_sample = 0; #ifndef PRODUCT _jmp_ring_index = 0; for (int ji = 0; ji < jump_ring_buffer_size; ji++) { record_jump(NULL, NULL, NULL, 0);