[jsdl-wg] Activity Instance schema

[Philipp Wieder]

Hi,

please find a sketch of the scheduling use case here 
https://forge.gridforum.org/sf/go/doc15178?nav=1. We will try to provide 
more written info in time before the call.

Best regards, Philipp.

Christopher Smith wrote:
> Since I can't recall what format the use case needs to be provided in, I'll
> just put it in an email for tomorrow's discussion. Here is a summary of what
> I'd like to see from the Activity Instance schema. It's a bit high level,
> but we can go into more details as time goes on.
> 
> 
> High level use case: want to be able track a job (and its attributes)
> throughout it's entire life cycle.
> 
> It is very useful to be able to see various bits of information about a
> particular job (an activity instance) at various phases within its
> lifecycle. Different types of information are particularly relevant at
> different points in the job lifecycle, and the information can be used for
> various activities such as job monitoring, system diagnosis, and capacity
> planning. The types of information that should be tracked are as follows:
> 
> - the point at which an activity has been submitted (and the parameters that
> were provided at submission)
> - any state changes that occur. This would include the time of the change,
> the old state, and the new state.
> - information about the activity being forwarded from one scheduler to
> another (pertains to meta-scheduling and peer scheduling use cases)
> - some report of resources consumed by the job both during the run time of
> the job, as well as a final "accounting" record that summarizes the job
> resource usage
> 
> User roles: end users monitoring job progress and history, administrators
> who want to diagnose exceptions within the system, and those who want to use
> this information for capacity planning.
> 
> Access mechanism: would like to be able to have access to these records
> during job runtime by querying the BES (for example) and would like to be
> able to examine a file that contains activity records
> 
> 
> -- Chris
> 
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