admin@glassfish.java.net

Re: A question on getAvailabilityServiceEnabled()

From: Jerome Dochez <jerome.dochez_at_oracle.com>
Date: Thu, 14 Jul 2011 02:43:26 -0700

I think c) is probably the least risky.

Do we know why we have all those different availability settings ? It's not like we can have web container in HA mode and ejb container not, correct ?

Mahesh, any feedback ?

jerome
On Jul 13, 2011, at 5:42 PM, Shing Wai Chan wrote:

> While investigating http://java.net/jira/browse/GLASSFISH-17041
> I notice that serverConfigLookup.getWebContainerAvailabilityEnabledFromConfig() = true
> out of the box. In other words, we are using HA by default. I don't think this is the desirable behavior.
>
> While investigating, I find the following:
> 1. In domain.xml, we have
> <availability-service>
> <web-container-availability></web-container-availability>
> <ejb-container-availability sfsb-store-pool-name="jdbc/hastore"></ejb-container-availability>
> <jms-availability></jms-availability>
> </availability-service>
>
> 2. In admin/config-api:
> For AvailabilityService, WebContainerAvailability, EjbContainerAvailability, getAvailabilityEnabled()
> has a "true" as default.
> Note that JmsAvailability.getAvailabilityEnabled() has a "false" as default.
>
> There are several possibilities to resolve this issue:
> a) remove the <availability-service> in the domain.xml
> I do not know whether there is any side effect in admin / admin console side
>
> b) add availability-enabled="false" to availability-service, web-container-availability, ejb-container-availability
> At least, we have to add it to web-container-availability and ejb-container-availability.
>
> c) change the default value of getAvailabilityServiceEnabled() in AvailabilityService, WebContainerAvailability, EjbContainerAvailability of config-api.
>
> Any comment?