The project of application for network computing in seismology --The prototype of SeisGrid Chen HuiZhong, Ze Ren Zhi Ma, Hu Bin Institute of Earthquake Science, BeiJing, China July,2006
The project of application for network computing in seismology is under the Program of infrastructure platform for science and technology, which is authorized by Ministry of Science and Technology China.
The Program is divided into 5 parts, one of 5 is “Environment of network for science and technology “. This project is under “Environment of network for science and technology “. The project is named The SeisGrid also.
Cited
SeisGrid SeisGrid is a platform to aggregate computing resources across distributed locations and administrative boundaries of institutes for coordinated computations for various applications
Why CEA SeisGrid? Aggregating computing resources across geometrically distributed locations and administrative boundaries Increasing resource utilization and sharing Enabling the computing environment for the problems in earthquake prediction ; Seismological data and Resource sharing
CEA SeisGrid Main Task Build earthquake scientific computing grid Develop earthquake simulation module for grid software environment Promote earthquake simulation module in Grid Community Grid applications
Topology of prototype for SeisGrid
Software Infrastructure OS: GNU/Linux Distribution: RedHat, Fedora Compiler: GNU GCC C Library: glibc 2.3 Grid Middleware: Globus toolkit MPI: MPICH-G2
High Performance Cluster Dawning 4000A --- 9 nodes Total number of processors: 18 Total number of nodes: 9 CPU: AMD OPERTORN 240 OS: Linux Installation: 2003
Benefits of Clustering Easy to build High Performance (HP) High Availability (HA) scalable Cheap
Current Status Grid Portal Web-based job submission Real time monitoring Broker allocates computing resource Inter-cluster parallel computation
Parallel Earthquake Modules 1. Load/Unload Response Ratio (LURR) (finished) 2.Numerical simulation of crustal stress on China mainland (finished) 3.InSAR(Interferometric Synthetic Aperture Radar) forward modeling (finished) 4.Other 4 modules on Earthquake Location and Virtual Observation ( ongoing)
Work Flow
Project Webpage
Account Administration Node Administration Job Administration
Load/Unload Response Ratio
InSAR Forward Modeling
Numerical simulation of crustal stress on China mainland
SeisGrid Supporting Platform
The prototype of SeisGrid is an experimental system of CEA In the near future it is planning to develop more application software and install more powerful computer Open to scientists for earthquakes science research.