An access mechanism for Grid GARUDA

This paper describes the GARUDA Access Portal (GAP) mechanism for Grid GARUDA. GARUDA is India's National Grid Computing Initiative. Users can submit jobs to GARUDA through the web-based Graphical User Interface provided by GAP. In this paper, the authors have addressed: Grid GARUDA Architecture, the different components of GAP, the procedure for job submission, the operational challenges faced by the Heterogeneous Grid, and how the challenges were overcame.