Kma It Operation Centre

KMA IT Operation Centre

May 2008

24x365 Monitoring of IT resources (network, servers, etc.)

Overview

Network Management

System Operation (COMIS)

Supercomputer

KMA High-Speed Network Seoul KMA

14~45 Mbps 4~12 Mbps 2 ~4 Mbps

5 Regional Offices 39 Weather Stations 47 Weather Observatories

Global Telecommunication System

64Kb

MPLS 2Mb

COMIS

Combined Observations Polar Orbiting Satellite

Stationary Satellite (GOES-9, Meteosat-5, FY-2B)

Cloud Airplane Vertical Sounding

Radiosonde

Radar Buoy

Marine observation

Aerological observation Surface observation

Collection, management

Supercomputer

Disseminate ~ 60 servers

Observe

FTP Web

Collect

Pre-process

Application …

daily 493,000 files ( 44GB )

daily 224,000 files ( 8.6GB ) Store

Display

Disk Storage (RDB, FS)

Web

User

Main screen

COMIS menu

admin download external org. GTS aviation upper-air dust & sand storm radar/lightening satellite weather chart AWS marine Main menu surface notification forecast warning Sub menu

functions

Observation : AWS (Automatic Weather Station) Automatic Weather Stations: 538

ASOS(44), AWS A(461), AWS B(33) ASOS & AWS (A)

AWS (B)

Observation : AWS – Text report

Observation : AWS – Time Series

NWP

KMA Supercomputer

CRAY X1E

Ref

CRAY X1E

Installation

2005. 11

CPU

1024

Peak performance

18.5 TF

Main memory

4 TB

DAS disk

63 TB

SAN disk

21 TB

Tape storage

2 PB

Main functions

NWP Operation Research & Development

Numerical Weather Prediction Model Description Model

GDAPS (Global Prediction Model)

RDAPS (Regional Prediction Model)

KWRF WAM (Wave Model)

Statistical Model

Resolution (vertical layers)

Prediction period

30km (40)

10 days

Global domain

55km (40)

10 days

Ensemble Prediction

110km (21)

120 days

Seasonal prediction

30/10/5km (33)

66 hours

Asia domain

10 km (31)

48 hours

Asia domain

1.25°×1.25°

10 days

Global

0.25°× 0.25°

2 days

East Asia

-

2-10 days

Remarks

Max/Min Temp., PoP

Thank you