Physical Machine Specifications (Chameleon Cloud)

CPU Model CPU Core Info Memory IB Card IB Switch OS OFED
Intel E5-2670 v3 2x12 @ 2.3Ghz 128GB Mellanox ConnectX-3 (56Gbps) Mellanox sx3606 CentOS 7.2 MOFED 3.2-2.0.0

Virtual Machine Specifications

CPU Model CPU Core Info Memory IB Card IB Switch OS OFED HYPERVISOR
Intel E5-2670 v3 6 Cores 8GB Mellanox ConnectX-3 FDR with SR-IOV (56Gbps) Mellanox sx3606 CentOS 7.1 MOFED 3.2-2.0.0 KVM+QEMU 2.0

Intra-Node Inter-VM Performance numbers of MVAPICH2-Virt (04/26/17)

One Way Latency Unidirectional Bandwidth Bidirectional Bandwidth Put Latency Get Latency Accumulate Latency Notes
0.20 us 9974.28 MBps 10287.54 MBps 0.06 us 0.05 us 0.08 us 2 VMs are bound to same physical socket

Intra-Node Intra-VM Performance numbers of MVAPICH2-Virt (04/26/17)

One Way Latency Unidirectional Bandwidth Bidirectional Bandwidth Put Latency Get Latency Accumulate Latency Notes
0.20 us 13685.71 MBps 25052.67 MBps 0.06 us 0.06 us 0.08 us Intra-Node Intra-VM

Inter-Node Inter-VM Performance numbers of MVAPICH2-Virt (04/26/17)

One Way Latency Unidirectional Bandwidth Bidirectional Bandwidth Put Latency Get Latency Accumulate Latency Notes
1.39 us 6286.66 MBps 11009.20 MBps 1.78 us 2.13 us 2.93 us Inter-Node Inter-VM