Gridftp
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The document discusses grid computing, which involves solving complex problems using distributed computer resources and coordination of jobs and data across different administrative domains, and outlines some of the major challenges in managing and scheduling resources and jobs across grids. It also provides an overview of the Globus Toolkit, a widely used set of open source software tools for building grids, describing its architecture, core components for resource management, security, and information services, and some applications and middleware systems that are built using Globus.
Gridftp
- 1. Introduction to Grid Computing
- 2. Major Application Area Solving grand challenge applications using computer modeling, simulation and analysis Life Sciences Aerospace E-commerce/anythin Digital Biology
- 3. Grid Resource Management: Challenging Issues •Authentication (once) •Specify simulation (code, resources, etc.) •Discover resources •Negotiate authorization, Domain 1 acceptable use, Cost, etc. Domain 2 •Acquire resources •Schedule Jobs •Initiate computation •Steer computation •Access remote data-sets •Collaborate on results
- 4. Introduction to Globus Toolkit 4 4
- 6. Globus Toolkit Components Applications Third Party User - Level Middleware Globus Grid Data Grid Resource Grid Information Management Management Services ( GridFTP , Replica (GRAM, GASS) (GRAM) (MDS) Catalog) GSI Security Layer Grid Resources and Local Services 6
- 7. Applications 1. Gridcafe- a middleware 2. caGrid is layered on Globus Java WS Core 3.ARC - Advanced Resource Connector open source grid middleware introduced by NorduGrid
- 8. Some Issues with Globus Very complex system, need a strong administration skills to install/maintain. Deep learning curve for developers who need to work with APIs 8