On Tue, Nov 4, 2014 at 11:43 PM, Udara Liyanage <[email protected]> wrote:

> Hi Lakmal,
>
> What I meant by restarted is starting another instance when an existing
> instance is terminated for some reason. Application monitor respin another
> instance when a dependency is terminated. However the data fetched from
> metadata service (by PHP instance) is outdated.
>
> As I can recall we discussed this issue before, the meta-data service can
keep the member id against each record and invalidate the record if the
member is terminated. Then the next member comes in can add a new record.

> @Imesh there might be cases where LB is not included in an application. In
> PHP and MySQL scenario it may be better to go via LB, but in generic it is
> ok to go without an LB
>
Agree, there can be situations where we only need one instance of a
service.


-- 
Imesh Gunaratne

Technical Lead, WSO2
Committer & PMC Member, Apache Stratos

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