geophysical data inversion grid aided web service prototype 1
TRANSCRIPT
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Geophysical data inversion grid aided web service
prototype
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The problem
Parts of the image is property of National Geographic
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The problem
Parts of the image is property of National Geographic
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The problem
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22exp2 dmsm nCL
Inverse problem theory by Albert Tarantola, SIAM 2005
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The technique
Brute-force search is implemented
Can run in massive distributed parallel
Tabulation of APDF
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Use of Grid
To run you code on grid you should:
Make sure your app will actuallyrun on execution nodes
Have skills to use particular queue/resource manager
Understand grid security
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Grid backed web service
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The internals
Task
dis
patc
herS
erv
ice
Globus Toolkit
Other
Torque LRM
Other LRM
Web inte
rface
AddTaskStartTaskStopTask
GetTasksGetTaskInfoGetJobs
HTTP/Json
Web b
row
ser
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Summary
Prototype of application that simplifies the use of grid
in geophysics
Brute force search method of inverse problem solution
Way to monitor running jobs
Avoiding security enabled us to provide simple way of running apps on grid
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To do
Implement more inverse problem applications
Implement fast methods instead of brute force
Develop visualization tools
Security and flexibility
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Any questions?I.M. Aleshin, V.N. Koryagin, K.I. Kholodkov, O.V. Sukhoroslov, A.N. Shogin
Institute of physics of the Earth RAS, Moscow, Russia Institute of Systems Analysis RAS, Moscow, Russia
All-Russian Institute for Scientific and Technical Information RAS, Moscow, Russia