Overview of 10Gb Ethernet for connecting servers. Includes several use cases.

1. BLADE 10G Ethernet and Use Cases

4. Basic Elements of a 10 GE Network Jun 25, 2009 www.bladenetwork.net 10 GE Adapter 10 GE ‘Blade’ & Rack Switches 10 GE ‘Blade’ & Rack Servers 10G Link Server-to-Switch 10G NIC 10G Up-Link Switch-to-Switch 10/100/1000 Mbps Links Clients 1-GE Switch 10-GE Switch Server Typical 10 GE Network

5. BLADE’s RackSwitch: Purposely Designed for Data Centers Share I/O ports across any number of Blade Chassis’ or Racks, and automatically migrate VMs RackSwitch consumes 57% less power than competing solutions *Source: Tolly Group http://www.bladenetwork.net/media/PDFs/Tolly_RackS_G8100_v_C_4900M.pdf RackSwitch provides plug-n-play networking over a single converged fabric for both data and storage traffic Jun 25, 2009 www.bladenetwork.net Virtual Cooler Easier

6. SFP+ Direct Attached Cable (Twinax Copper) BLADE RackSwitch G8124 Jun 25, 2009 www.bladenetwork.net Redundant AC Power Supplies ~ 165W consumption 24-ports 10GbE SFP+ (supports 1GbE SFPs) Front-to-Rear Cooling or Rear-to-Front Redundant FANs Wire-speed ALL ports ~600 nanoseconds

7. RackSwitch Use Case 1: 1G Ethernet Rack Server Aggregation Jun 25, 2009 www.bladenetwork.net Top of Rack G8000s 1 GE Rack Servers ~2:1 Oversubscription Line-Rate 10G 10G 10G G8124 G8124 G8000s G8000s . . . . . . . . . 1 GE Rack Servers 1 GE Rack Servers Item Description Qty Spine Switches G8124 2 Leaf Switches G8000 6 Interconnect cabling SFP+ DAC 48

10. RackSwitch Use Case 3a: 10G Non-Blocking HPC Cluster (72+ Nodes) Spine & Leaf Switches G8100/G8124 9 Interconnect Cabling CX-4 or SFP+ DAC 72 Item Description 72-Node Qty 12 96 96-Node Qty Jun 25, 2009 www.bladenetwork.net 72-Port Fat Tree CLOS Design 96-Port Fat Tree CLOS Design G8100/ G8124 G8100/ G8124 Leaf Spine Spine Leaf (72) 10GbE Ports (96) 10GbE Ports