developerWorks: How Grid Infrastructure Affects Application Design
Jul 21, 2003, 07:00 (0 Talkback[s])
(Other stories by Bart Jacob)
"First, we'll look at the typical grid infrastructure components
and how each component can affect the application architecture,
design, and deployment. These are the main components of a grid
- "Security. Security is an important
consideration in Grid computing. Each grid resource may have
different security policies that need to be complied with. A single
sign-on authentication method is a necessity. A commonly
agreed-upon method of negotiating authorization is also
- "Resource management. When a job is submitted,
the grid resource manager is concerned with assigning a resource to
the job, monitoring its status, and returning its results.
- "Information services. For the grid resource
manager to make informed decisions on resource assignments, the
grid resource manager needs to know what grid resources are
available, as well as their capacities and current utilization.
This knowledge about the grid resources is maintained and provided
by Grid Information Service (GIS), also known as the Monitoring and
Discovery Service (MDS)...
- "Data management. Data management is concerned
with how jobs transfer data or access shared storage.
"Let's look at each of these components in more detail..."