University:
Boston University
Course:
CAS CS 320 | Concepts of Programming Languages
Academic year:

2020
Views:

311

Pages:

18
Author:

Diego Hayden

Tsunami Simulation on GPUs Valdivia Earthquake, 1960 The Biggest earthquake: several times M7～M8 142 died in Japan 1743 died in Chile TSUNAMI Disaster ■ Secondary Disaster ■ Destructive Power ■ Wide area Talcahuano,Chile Real-time TSUNAMI Simulation ADPC : Asian Disaster Preparedness Center Early Warning System: Data Base Real‐time CFD high accuracy Shallow‐Water Eq. Conservative Form: Assuming hydrostatic balance in the vertical direction, 3D 2D equation h hu hv   0 t x y z hu   2 1 2  huv   hu  gh     gh 2 x t x   y z hv huv   2 1 2     hv  gh    gh t x y  2 y  TSUBAME 2.0 TSUBAME2.0 System Overview (2.4 Pflops/15PB) Petascale Storage： Total 7.13PB(Lustre + Accelerated NFS Home) Lustre Partition 5.93PB x5 MDS,OSS HP DL360 G6 30nodes Storage DDN SFA10000x5 (10 enclosures x5) Lustre (5 Filesystems) OSS: 20 OST: 5.9PB MDS: 10 MDT: 30TB OSS x20 Home NFS/ iSCSI MDS x10 Storage Server HP DL380 G6 4nodes BlueArc Mercury 100 x2 Storage DDN SFA10000 x1 （10 enclosures x1） NFS,CIFS x4 Tape System Sun SL8500 8PB SuperTitenet NFS,CIFS,iSCSI Accelerationx2 SuperSinet3 Node Interconnect: Optical, Full Bisection, Non-Blocking, Dual-Rail QDR Infiniband Core Switch Edge Switch Edge Switch(w/10GbE) 12 switches 6 switches 179 switches Voltaire Grid Director 4700 IB QDR: 324ports Voltaire Grid Director 4036 IB QDR : 36 ports Voltaire Grid Director 4036E IB QDR:34ports 10GbE: 2ports Mgmt Servers Compute Nodes： 2.4PFlops(CPU+GPU) 224.69TFlops(CPU) “Thin” Nodes ・・・・・・ NEW DESIGN Hewlett Packard CPU+GPU High BW Compute Nodes x 1408 Intel Westmere-EP 2.93GHz (TB 3.196GHz） 12Cores/node Mem:55.8GB(=52GiB)or 103GB(=96GiB) GPU NVIDIA M2050 515GFlops, 3GPUs/node SSD 60GB x 2 120GB ※55.8GB node 120GB x 2 240GB ※103GB node OS: Suse Linux Enterprise + Windows HPC 1408nodes (32node x44 Racks) 4224 NVIDIA “Fermi” GPUs Memory Total：80.55TB SSD Total：173.88TB “Medium” Nodes “Fat” Nodes HP 4Socket Server 24nodes CPU Nehalem-EX 2.0GHz 32Cores/node Mem:137GB(=128GiB) SSD 120GB x 4 480GB OS: Suse Linux Enterprise 24 nodes 6.14TFLOPS HP 4Socket Server 10nodes CPU Nehalem-EX 2.0GHz 32Core/node Mem:274GB(=256GiB)x8 549GB(=512GiB) x2 SSD 120GB x 4 480GB OS: Suse Linux Enterprise 10 nodes PCI –E gen2 x16 x2slot/node GSIC:NVIDIA Tesla S1070GPU (34 units) 2.56TFLOPS TSUBAME 2.0: GPU Centric Nodes M2050 4224 GPU 1408 nodes：2175.36 TFlops Total GPU Vector CPU “Centric” DDR3 15-20GB STREAM persocketCore Dataset 2GB/core IOH PCIe x8 2GB/s 40Gbps IB IB QDR HCA GDDR5 150GB STREAM 3 GB per socket Core Dataset Vector Parallel “These are Isomorphic but much PCIe x16higher BW” 4GB/s GPU PCIe x8 2GB/s x n 1GB Xeon 2816 CPUs：215.99 TFlops CPU Roles - OS - Services - Irregular Sparse - “Mixed” Algorithms IOH IOH CPU IB QDR IB QDR HCA HCA 40Gbps IB x n 54GB Flash 200GB 400MB/s Fat I/O GPU M2050 8 TSUBAME 2.0 Full Bisection Fat Tree, Optical, Dual Rail QDR Infiniband 5 Units SFA10K ・・・・・ 20 Nodes SFA10K OSS OSS ・・・ MDS MDS OSS Mgmt Mgmt ・・・・・・・ Server Server MDS MDS ・・・ Home/iSCSI Nodes IB and Ether 10 Nodes OSS 10Gb Ethernet x2 Mgmt Nodes x51 Lustre Filesystem 4 Nodes 2 Nodes storage ・・・ storage server servermercury mercury 10Gb Ethernet x10 Voltarie Grid Director 4036E x6 + Grid Director 4036 x1 Optical Intra-Node Interconnect 8PB Sun SL8500 Voltaire Grid Director 4700 x12 SuperTitanet Second Rail First Rail SuperSINET3 貴学ご提供のシステム Full Bisection, Non blocking, Optical Fiber Connection Edge SW#1 Edge SW#2 Thin Thin Thin Node Node Node ・・・ Thin Thin Thin Node Node Node 16 Nodes Thin Nodes x1408 Edge SW#3 Edge SW#4 Thin Thin Thin Node Node Node Rack#1 ・・・ Thin Thin Thin Node Node Node 16 Nodes x44Racks Edge Switch x2 Med. Med. Node Node Med. Med. Node ・・・・・ Node Fat Node Fat ・・・・・・Node Medium Nodes x24 Fat Nodes x10 TSUBAME2.0ネットワーク全体図 NEC Confidential 10 11 12 13 TSUBAME2.0 14 Supercomputer in the world ORNL Jaguar vs Tsubame 2.0 Similar Peak Performance, 1/4 the Size and Power Supercomputer in the world The Green500 list -- November 2010 Power Efficiency 6600x Faster 3x efficient << Laptop: SONY Vaio type Z (VPCZ1) CPU: Intel Core i7 620M (2.66GHz) MEMORY: DDR3-1066 4GBx2 OS: Microsoft Windows 7 Ultimate 64bit HPL: Intel(R) Optimized LINPACK Benchmark for Windows (10.2.6.015) 256GB HDD Supercomputer: TSUBAME 2.0 CPU: 2714 Intel Westmere 2.93 Ghz GPU: 4071 nVidia Fermi M2050 MEMORY: DDR3-1333 80TB + GDDR5 12TB OS: SuSE Linux 11 + Windows HPC Server R2 HPL: Tokyo Tech Heterogeneous HPL 11PB Hierarchical Storage 18.1 Gflops 369 MFlops/Watt 1.192 Pflops 1037 MFlops/Watt

Tsunami Simulation on GPUs

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