<cluster id="bob_cluster" prefix="node-" suffix=".acme.org" radical="0-15" speed="1Gf" bw="125MBps" lat="50us"
topology="FAT_TREE" topo_parameters="2;4,4;1,2;1,2" loopback_bw="100MBps" loopback_lat="0"/>
<cluster id="bob_cluster" prefix="node-" suffix=".acme.org" radical="0-15" speed="1Gf" bw="125MBps" lat="50us"
topology="FAT_TREE" topo_parameters="2;4,4;1,2;1,2" loopback_bw="100MBps" loopback_lat="0"/>