Which of the following is not true about the Huawei OceanStor 18000 Smart Matrix architecture:

scale-out: storage resources on-demand expansion, increase the engine to achieve performance, linear increase incapacity

Full Exchange: The use of PCIE1.0 full switching interconnect, providing sufficient switching bandwidth to meet the stringent performance requirements

Inherent Load Balancing: The controller is alive and well-balanced load sharing to improve storage resource utilization

Full redundancy: Redundancy of all components, intelligent switchover of component failures to meet stringent business continuity requirements