北京市地表覆蓋現(xiàn)狀

1、Introduction to SCCAS and CNGridDr. Xue-bin ChiSupercomputing CenterComputer Network Information CenterChinese Academy of Scienceshttp:/, June 24-25, 2006, Nanjing, China2022-2-12HPC Workshop2Outline SCCAS Major Computing facilities Software & User Environment Applications in SCCAS Ut

2、ilization of HPE CNGRID Application Grids2022-2-12HPC Workshop3SCCAS A department of Computer Network Information Center (CNIC) of Chinese Academy of Sciences (CAS), SCCAS CNGrid Operation, Management & Support Center Virtual Lab. for computational Chemistry China ACES-iSERVO Grid Node2022-2-12HPC W

3、orkshop4SCCAS (con.) 4 groups: System maintenance, Parallel computing research, Application software development and Grid technology appl. Objective: Focus on parallel computing, parallel libraries, and provide solutions for complicated large scale applications in science and engineering Provide com

4、puting and storage facilities and services for CAS2022-2-12HPC Workshop5Major Computing facilities Deepcomp 6800 Itanium 2 1.3GHz Network: Qsnet 265 nodes, 4 procs. Peak perf. 5.3Tflops Linpack 4.2Tflops OS: AS Linux Top 500: rank 14 (Nov. 2003), 93 (Nov. 2005)2022-2-12HPC Workshop6Major Computing f

5、acilities (con.) ICT Dawning 2000 Peak: 111 GflopsEMS: 46GBHD: 628GBnodes: 82CPU: 333Mhz Power PC 604e (Thin/thick nodes); 200Mhz Power3 (High performance nodes, Main server nodes) OS: AIX Installation: May, 20002022-2-12HPC Workshop7Major Computing facilities (con.) SGI Onyx 350 r16000, 600MHz Mem:

6、 32GB 32 procs. Peak perf. 38Gflops Linpack: 22Gflops OS: IRIX 6.5 Disk: 500GB2022-2-12HPC Workshop8Software & Environment Commercial Software Gaussian 2003, ADF, Ansys LS-Dyna, VASP, Molpro Platform LSF Totalview, Parawise Free Software LAPACK, ScaLAPACK, PETSc, FFTW, PSEPS Paraview, Vis5D GAMESS,

7、CPMD, DOCK, BLAST2022-2-12HPC Workshop9Software & Environment (con.) Objectives Keep some properties of telnet Interactive function Graphics interface Easy to use Enhance the security of supercomputer ScGrid Portal2022-2-12HPC Workshop10Software & Environment (con.)2022-2-12HPC Workshop11Software &

8、Environment (con.)2022-2-12HPC Workshop12Applications in SCCAS Computational Chemistry, Physics, Fluid Dynamics, Mechanics, Mathematics, etc. Bioinformatics Geophysics Astrophysics High Energy Physics2022-2-12HPC Workshop13Applications in SCCAS (con.) Environment Science Eliminate the heat island ph

9、enomenon Give schema for city development plans Simulate the Yangtze River Delta entironment北京市地表覆蓋現(xiàn)狀北京市地表覆蓋現(xiàn)狀2022-2-12HPC Workshop14Applications in SCCAS (con.) Earthquake predictions Has predicted Pakistan earthquake Has predicted Jiujiang earthquake M5, all are located in the predicted areas2022-

10、2-12HPC Workshop15Applications in SCCAS (con.) Atmospheric Physics Finish IPCC report Forecast sand storm Weather forecast Black oil simulation 3m unknowns system needs 4 hrs, 0.68hrs 15m unknowns system needs 12hrs 256 procs. Efficiency reduce quickly2022-2-12HPC Workshop16Utilization of HPE Users:

11、 160 in DeepComp 6800 120 in Dawning 2000 Utilization: Average: 75% (June-December, 2004) December 2004: 95% Average: 88% (January-December, 2005) May 2005: 96%2022-2-12HPC Workshop17CNGRID High-Tech R & D Program (863) “HPC & its kernel software”, Total budget: 100M Start from May of 2002 End at De

12、cember of 2005 Make HPC & Grid system software Integrate computing resources 640M RMB, 11th 5-year project2022-2-12HPC Workshop18CNGrid (con.)2022-2-12HPC Workshop19CNGrid (con.) Major Nodes Supercomputing Center, CNIC, CAS (SCCAS, Northern Node) Shanghai Supercomputer Center (SSC, Southern Node) No

13、rmal Nodes Beijing Institute of Applied Physics and Computational Mathematics2022-2-12HPC Workshop20CNGrid (con.) Normal Nodes Tsinghua University University of Science and Technology of China Xian JiaoTong University National University of Defense Technology Hong Kong University2022-2-12HPC Worksho

14、p21Application Grids Resource and Environment GSG, DFG, SeisGrid Research SDG, BAGrid, DDG, ChinaGrid Services CMAG, TIG Manufacturing AviGrid, SimGrid2022-2-12HPC Workshop22Application Grids -Geological Survey Undertaken by China National Geological Survey Bureau Nation-wide productive grid Data ex

15、change and sharing Resource evaluation services Shorten the evaluation time from 3 years to 3 months for underground water of the north China2022-2-12HPC Workshop23Application Grids-China Meteorological Application Undertaken by China National Meteorological Center Multiple sites to form the researc

16、h platform for new weather prediction model research Provide new weather forecast services (time and location-specific)2022-2-12HPC Workshop24Conclusion Remarks Service on demand User friendly environment Grid computing environment Algorithms & application software Computational science alliances 100TFLOPS computer2022-2-12HPC Work