world’s fastest supercomputer | tianhe - 2
TRANSCRIPT
H.A.T. Kumara - 11000066H.M.U.S. Gunasinghe - 11002166
M.B.A. Prashan Madumal - 11000333L.G.H.C Nalinda - 11000058
W.A.A.C.P. Weerasooriya-11002192
World’s Fastest SuperComputerTianhe - 2
• Introduction• Fastest Super
Computer• Specifications• Conclusion
Outline
Intr
oduc
tion
What is a SuperComputer?A computer which has the capability to :- •
● Perform complex calculations in the extreme scale.
● Solve a single large problem in the shortest amount of time.
Used for applications● handle very large databases● do a great amount of computation
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rgTop 10 SuperComputers
1. Tianhe-2 : NUDT2. Titan: Cray Inc.3. Sequoia: IBM4. K computer: Fujitsu5. Mira: IBM6. Piz Daint: Cray Inc.7. Stampede: Dell8. JUQUEEN: IBM9. Vulcan: IBM10.Cray CS-Storm: Cray Inc.
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rgTianhe - 2
❏ Also known as Milkiway - 2
❏ No. 1 system since June 2013
❏ Successor of Tianhe - 1A
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rgTianhe - 2
❏ Developed by China’s NUDT and Inspur
❏ Situated in National Supercomputer Center in Guangzhou
❏ Twice faster than the second place finisher Titan
❏ Cost :- 385 million dollars
❏ Occupies 7,750 square feet of space
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rgApplications
❏ Mainly used for ★ Simulation★ Analysis★ Government security
applications
Spec
ifica
tion
Processors and CoresProcessors :32000 Intel Xeon CPUs + 48000 Xeon Phi Coprocessors
Intel® Xeon E5-2692 12C (2.2 Ghz)Number of Cores : 12Number of Threads: 24
Intel® Xeon Phi™ Coprocessor 31S1P (1.1 Ghz)
Number of Cores : 57Memory : 8GB
Total Number of Cores: 3,120,000
Spec
ifica
tion
Processors and Cores❏ In addition it also has 4096 Galaxy
FT-1500 CPUs.
❏ It powers the front-end system and has a SPARC derivative.
❏ Has a Clock Speed of 1.8 Ghz and 16 cores each.
❏ Each chip runs on 65W
Spec
ifica
tion
Interconnect❏ TH Express-2
❏ Specially designed for Tianhe-2
❏ Connects 16,000 compute nodes
❏ Uses Fat tree topology and has 13 switches and 576 ports at the top level
Spec
ifica
tion
Other Specifications
❏ Memory: 1,024,000 GB
❏ Storage : 12.4 PB
❏ OS : Kylin Linux
❏ Compiler : icc❏ MPI : MPICH2 with a customized GLEX
channel
Spec
ifica
tion
Performance
❏ Theoretical peak performance: 54.9
Petaflops
❏ Linpack Performance: 33.862
Petaflops❏ Linpack measures the floating point
computing power of a system.
❏ Front end system has a theoretical performance of 576 Teraflops.
Har
dwar
e Ar
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eCompute Node
Neo - Heterogeneous
❏ Similar ISA, different
ALU
❏ 2 Intel Ivy bridge
CPU + 3 Xeon phi❏ 16 Registered ECC
DDR3 DIMMS, 64 GB
❏ 3 PCI- E 3.0 with 16 lanes
❏ PDP Comm. Port❏ Dual Gigabit LAN
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eI/O Node
Storage System
❏ 256 I/O nodes and 64 storage servers with
12.4 PB capacityI/O Node❏ 12TB SSD❏ Burst I/O bandwidth: 5GB/s❏ PDP Comm. Port❏ IB QDR storage network port
Soft
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HPC Software stack
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eCompile SystemProgramming Languages
❏ C/C++/
Fortran❏ OpenMp❏ OpenMc❏ MPI/GA❏ Intel
Offload
Kylin
OS
Focus• High performance• Availability• Security
Hierarchy model• Kernal layer• System layer
Desktop env• Windows
Inte
l MKL
11.
0.0
| Co
mpi
ler
Provides• Linear algebra routines
(LAPACK & BLAS)• Fast fourier transform• Vector math library func:• Random number generation
func:
Compiler• IC Compiler (Intel Inc.)• Fortran, C, C++ & Java
Pow
er a
nd C
oolin
g17.8 MWs (processor, memory, interconnect
network) 24.0 MWs (with Cooling =D)
Customized Liquid Cooling Unit• High Cooling Capacity 80kW
MPI
CH2
+ G
lex
Chan
nel
Performs• Multichannel message data
transfers• Dynamic flow control
ch3 infrastructure• ssm – Socket & Shared
Memory• shm – SHared Memory• sock – tcp/ip sockets
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eParallel ComputingParallel computing is a form of computation in which many calculations are carried out simultaneously
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eClassificationCan be classified according to the at which level the hardware supports parallelism.
Multi-Core
Single Computer
Multi-Processor
Cluster
MPP
Over network
Grid
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eClassification
Cluster
MPP
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eTianhe - 2
China
Cluster Security
Simulation
Questions?THANK YOU