PCIE lane aggregation over a high speed link

A computer network system configured in a leaf-spine architecture, the system comprising:

• a router coupled to a network source;
• a plurality of core switches coupled to the router;
• a plurality of aggregator switches coupled to each of the plurality of core switches;
• and
• a plurality of rack modules coupled to each of the plurality of aggregator switches;
• wherein each of the plurality of rack modules comprises:
• an I/O (Input/Output) appliance including:
• a network processor;
• a plurality of optical ports numbered from 1 to N;
• a routing element coupled to the plurality of optical ports;
• a NIC (Network Interface Controller) interface coupled to the routing element;
• a downstream aggregator module coupled to the NIC;
• a top of rack switch coupled to each of the NIC interfaces;
• a plurality of spine switches coupled to the top of rack switches;
• and
• a memory storage controller coupled to the downstream aggregator module;
• a plurality of server devices coupled to the I/O appliance, each of the server devices comprising:
• a memory storage device;
• a CPU (Central Processing Unit) device coupled to the memory storage device;
• one or more memory modules coupled to the CPU device;
• a PCIe (Peripheral Component Interconnect Express) interface configured with the CPU device;
• and
• an upstream aggregator module coupled to the plurality of server devices and aggregating each of the PCIe interfaces.

A computer network system configured in a leaf-spine architecture, the system comprising:

• a router coupled to a network source;
• a plurality of core switches coupled to the router;
• a plurality of aggregator switches coupled to each of the plurality of core switches;
• and
• a plurality of rack modules coupled to each of the plurality of aggregator switches, the plurality of rack modules having disaggregated I/O (Input/Output);
• wherein each of the plurality of rack modules comprises:
• an I/O appliance including:
• a routing element;
• a NIC (Network Interface Controller) interface coupled to the routing element;
• a downstream aggregator module coupled to the NIC, the downstream aggregator module configured as a logical PCIe switch downstream port;
• a top of rack switch coupled to each of the NIC interfaces;
• a plurality of spine switches coupled to the top of rack switches;
• and
• a plurality of server devices coupled to the I/O appliance, each of the server devices comprising:
• a CPU (Central Processing Unit);
• a PCIe (Peripheral Component Interconnect Express) interface configured with the CPU device;
• and
• an upstream aggregator module coupled to the plurality of server devices and aggregating each of the PCIe interfaces, the upstream aggregator module configured as a logical PCIe switch upstream port.