[samigo-team] External Grading provider caching

[Sam Ottenhoff]

Alright I guess I'm not really in favor of more code going into Samigo if
the fixes are happening or going to happen in Gradebook.


On Fri, Mar 15, 2013 at 9:56 AM, David Horwitz <david.horwitz at uct.ac.za>wrote:

> **
> Hi Sam,
>
> Caching in the samigo provider proved a quick win and easily verify able.
> The other changes are still undergoing testing and debuging.
>
>
> I will say that I do believe all this is actulay treatign the symptoms,
> but the real solution might involve a rewrite of the th gradebook ...
>
> D
>
>
> On Fri, 2013-03-15 at 09:33 -0400, Sam Ottenhoff wrote:
>
> Hi David,
>
>
>
>  Why not cache the return of the calls inside gradebook instead of
> modifying all of the various tools that provide external grades?  It seems
> like that approach was described here:
>
>
>
>    https://jira.sakaiproject.org/browse/SAK-23340
>
>
>
>  --Sam
>
>
>
>  On Fri, Mar 15, 2013 at 9:16 AM, David Horwitz <david.horwitz at uct.ac.za>
> wrote:
>
>  Hi All,
>
> As part of our investigation of gradebook performance we discovered that
> the providers where being queried repeatedly in generating a page. As
> mitigation I've added 2 caches to the externalGradingProvider in SAM:
>
> https://jira.sakaiproject.org/browse/SAM-2090
>
> We're running this in production and it has helped matters. Any objections
> if I merge to trunk?
>
> Regards
>
> David
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