Re: Default Quartz Misfire Threshold

[Francesco Chicchiriccò <il...@apache.org>]

Hi Justin,

On 30/04/19 00:22, justin.isenhour wrote:
> Hello,
>
> The current configuration of Quartz defined in provisioningContext.xml under
> syncope-core-provisioning-java project has the misfire threshold set to
> 6000000 (100 minutes).  The default value for Quartz is 1 minute, is there a
> specific reason that this value was changed to 100 minutes?  The reason that
> I ask is because I am considering changing this in my local instance and
> wanted to ensure that this will not cause some unforeseen negative impact.

It seems you are right:

http://www.quartz-scheduler.org/documentation/quartz-2.3.0/configuration/ConfigRAMJobStore.html

though I believe it was just a copy / paste error.

> The reason I want to change this is that we are working on a migration
> effort where we will run an external bulk process to migrate a collection of
> users from a legacy system to our new system built on Syncope using the core
> rest APIs.  Depending on the line of business we could be creating between
> 100 and 5000 new users at a time and have noticed that during these bulk
> migrations the notification job may encounter a misfire in which case the
> notifications will not start sending for 100 minutes.  I would like to
> reduce this threshold back to the default 1 minute so that misfires are
> caught and resolved right away.  Any concerns I should be aware of?
I don't see any issue with that.
> Also, this property does not provide an option to override the value in my
> local project which means I will need to modify the source and recompile the
> project.  Since other values do have override options and this doesn't it
> make me wonder if there was a very good reason not to override this value.
> If there are no concerns in overriding this value it would be nice if this
> could be overridden in a future release so that I do not have to recompile
> the source to change this.

Agree, I have opened

https://issues.apache.org/jira/browse/SYNCOPE-1468

to fix it.

Regards.

-- 
Francesco Chicchiriccò

Tirasa - Open Source Excellence
http://www.tirasa.net/

Member at The Apache Software Foundation
Syncope, Cocoon, Olingo, CXF, OpenJPA, PonyMail
http://home.apache.org/~ilgrosso/