To Avalon/Excalibur gurus,
Is it possible to get Avalon status like pool size/active count/etc?
If yes, how?
Vadim
> -----Original Message-----
> From: Jason Foster [mailto:[EMAIL PROTECTED]]
> Sent: Monday, July 23, 2001 10:28 PM
> To: [EMAIL PROTECTED]
> Subject: StatusGenerator
>
>
> I've been running an internal C2 application for a while and have noticed
> what I think are some suspicious database behaviours. Unfortunately I am
> not able to keep close track of the system to watch as the various pools get
> used and abused.
>
> What I'm wondering is whether it would be possible to add some new items to
> the output of the StatusGenerator? Off the top of my head it would be nice
> to know things like:
>
> - number of times a database pool has reached the hard maximum
> - average number of idle/active elements in the pool
> - how long an item tends to be out of the pool
> - the state of the pool
> - min/max/avg/stdev response times (maybe on a per-pipeline basis?)
> - min/max/avg/stdev requests over a sliding time window
> - state of the Memory and File stores
> - the number/rate of info/warn/error/debug statements in the log
>
> Anyone who has a thing for dynamically creating SVG graphics might want to
> make graphs out of this information :)
>
> From my quick look at the Excalibur pooling APIs they don't store any of
> these metrics, which would make this a bigger change than simply modifying
> StatusGenerator.java
>
> I remember some discussion of what I interpreted to be a profiling sitemap.
> This is clearly related to this proposal, but would be only one of the
> things the status generator could take a look at.
>
> Any thoughts?
>
> Jason Foster
>
>
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