1. Korean Meteorological Administration KMA System Upgrade 2005. 9. 14 Korea Meteorological Administration Dong-il Lee (ldi@kma.go.kr) Korean Meteorological Administration CAS2k5

2. Korean Meteorological Administration List of contents 1. History OF NWP Model and System at KMA 2. Plan of NWP Model Development 3. 1 st supercomputer system 4. 2 nd supercomputer system 5. Issues and Plan 6. Other Activities

3. Korean Meteorological Administration (year) 1988 1994 2000 2001 2002 2003 2004 2005 10000 1000 100 10 1 (Gflps) NEC SX5 2000. 6 224Gflops Fujitsu VPX 220 1995. 6 1.25Gflops CRAY X1E 2005. 11 18.5Tflops NEC SX5 2001.5 80Gflops PC Cluster 128 2001.12 435.2Gflops IBM P690 2002.1 665.6Gflops IBM P690+ 2003.7 3.7Tflops TeraCluster 2004.1 2.9Tflops NEC SX6 2003.6 160Gflops CRAY T3E 1997.6 115Gflops CRAY C90 1993.11 16Gflops Cyber932 1988. Cray-2S 1988 2Gflops F-LAM (77X63) 80km 15L K-LAM (59X59) 40km 15L KTM (109X109) 50km 8L RDPS MM5 30km 10km, 5km 33L GDPS T106 30L GDPS T426 40L GDPS T213 30L ENSE T213 30L (32members) ENSE T106 30L(17member) 1.History of NWP model & System at KMA KISTI : Korea Institute of Science and Technology Information

4. Korean Meteorological Administration ModelAnalysisResolution Lead time (Days) Remark 3dVar T213 (55km, 30 levels) 10 Global Spectral Model 3dVar T106 (110km, 30 levels) 1017 Ensemble (GDAPS)3dOI T106 (110km, 21 levels) 90Ensemble Regional Model (RDAPS) 3dOI/ 3dVar 30/ 10/ 5km (33 levels) 2Triple Mesh Typhoon Model (DBAR) Bogus20km (barotropic)3Typhoon Track Wave Model 0.25°2Asian 1°× 1°10Global Statistical Model -2Temp, PoP Models on operation at KMA

5. Korean Meteorological Administration 2.Plan of NWP Model Development Global Data Assimilation Global Model Ensemble Prediction System Wave and Ocean Model Regional Data Assimilation Regional Model Typhoon Model

6. Korean Meteorological Administration YearPlan 2005 Consideration of Error of the day in 3dVar Test operation of unified 3dVar (NCAR) Incorporation of AMSU-A (AQUA) Test operation of rain assl. Module 2006 Operation of unified 3dVar (NCAR) Assl. of GPS (NCAR) AIRS, AMSU-B, AMSR-E 2007EnKF or 4dVar Global Data Assimilation

7. Korean Meteorological Administration YearPlan 2005 Tuning of physics (convection, PBL, etc.) Model comparison ( T426L40 & YOURS ) 2006 Operation of new global model (T426L40 or YOURS) Tuning of physics 2007L70 Global Model

8. Korean Meteorological Administration YearPlan 2005 Global EPS with more than 32 members L40 Regional EPS(TEST) 2006 Ensemble Transform Kalman filter for regional scale (10km) 2007Test of ensemble Kalman filter with global model Ensemble Prediction System

9. Korean Meteorological Administration YearPlan 2004 WW3 for global and regional domain Test operation of SWAN (1/120 deg) 2005 Tuning of SWAN Assimilation of ARGO Development of ocean model (METRI) 2006Test operation of ocean model (METRI) 2007Tuning Wave and ocean models

10. Korean Meteorological Administration YearPlan 2005 Tuning of assl. Modules for Quikscat, AWS, windprofiler, GOES TBB, ATOVS 1dVar Test operation of rain assl module 2006Operation of rain assl. module 20074dVar or EnKF Regional Data Assimilation

11. Korean Meteorological Administration YearPlan 2005 Test operation of WRF (10km L40) with unified 3dVar Tuning of physics Parallel run of MM5 and WRF 2006 Operation of WRF (5km L40) and unified 3dVar Tuning of physics 2007Test of 1km L70 version Regional Model

12. Korean Meteorological Administration YearPlan 2005 Test operation of moving nest MM5 Tuning of bogus with 3dVar Intensity forecast with global model (T426 or more) 200672 hr intensity forecast with global model 2007 Typhoon Model

13. Korean Meteorological Administration  NAS storage Backup server Pre-post server Gigabit Switch2 Gigabit Switch1 SX-5/16A SX-5/12A Firewall KREONET KOREN KMA Backbone 3F 3. 1 st supercomputer system IXS

14. Korean Meteorological Administration Ref NEC SX-5/16A NEC SX-5/16A NEC SX-5/12A Installation1999.6.2000.10. CPU1612 Peak performance 128Gflops96Gflops MainMemory128GB96GB Capacity of Raid disk of Raid disk 2.16 TByte 1.62 TByte Functions - For NWP Operation Operation - Research & Development Development The specification of KMA 1 st supercomputer system StorageTek 14TB SX-5

15. Korean Meteorological Administration HQ Floor Layout

16. Korean Meteorological Administration

17. 4. 2nd supercomputer system (Initial)

18. Korean Meteorological Administration 2 nd Supercomputer System(Final) baram Shinbaram

19. Korean Meteorological Administration Ref CRAY X1E Installation 2005. 11 CPU 1024 MSP Peak performance 18.5 TF Main Memory 4 TB Capacity of DAS Disk 67 TB Capacity of SAN Disk 21 TB Capacity of Tape drive 1 PB Functions For NWP Operation Research & Development The specification of KMA 2nd supercomputer system CRAY X1E ADIC Scalar 10K 1PB

20. Korean Meteorological Administration Internet Data Center

21. Korean Meteorological Administration 2005. 9. 10

22. Korean Meteorological Administration 5.Issues and Plan Needs more space, cooling and power -> New building for next system(2009) Job Scheduling and failover including DR -> SMS, developing the best way and KISTI Data Management -> 2005 Pilot Project initiated -> 2006 System replacement for distributed Data Integration (storage pool) 2007 extra budget for reinforcement

23. Korean Meteorological Administration KMA HQ KMA KIDC HONGKONG SEATTLE SEOUL DAEJEON TEIN 155Mbps Japan 2.2Gbps (USA 1.2Gbps) China 310Mbps KOREN GLORIAD 10Gbps 4Gbps 6.Other Activities - High Performance network

24. Korean Meteorological Administration http://dfsweb.kma.go.kr 1. Generate 5km grid from NWP output 3. Distribute digital forecast contents from DB system 2. Get 5km digital forecast grids DFS DB TEXT IMAGE GRAPHIC TIME-SERIES TABULAR VOICE GEM MOS/PPM GRID-POINT KMA Digital Weather Forecast Service

25. Korean Meteorological Administration Supporting Research Community (VPN &GRID) VPNVPN APCC PC ROKAF PC Internet intranet DMZ other PC UNICORE Gateway UNICORE & PBS VPNVPN DWD APCC : Asia Pacific Climate Center ROKAF : Republic of Korean Air Force

26. Korean Meteorological Administration Grid, e-Science and user supports National Grid Project E-Science project High Performance Network (BcN project) Application Programmers and system analysis expert supported by Cray KMA-Cray ESRC ( ex. Workshop on performance 32-/64bit precision operational models )

27. Korean Meteorological Administration Thank you 2005. 9 Korean Meteorological Administration