users@glassfish.java.net

Re: EMBEDDED mode for JMS Service when using clusters

From: Dies Koper <diesk_at_fast.au.fujitsu.com>
Date: Tue, 12 Jan 2010 19:08:35 +1100

Hi Nigel, Trond,

Thank you for your detailed replies. All I wanted to know and more :)

Cheers,
Dies


On 8/01/2010 21:12, Nigel Deakin wrote:
> Dies,
>
> If you're using a Glassfish cluster then the use of EMBEDDED MQ brokers
> is not supported because, although this configuration does indeed work
> in almost all situations, there are still a some rare edge cases related
> to instance failure that would not work properly.
>
> Nigel
>
> Dies Koper wrote:
>> Hi,
>>
>> I have a question about the use of mode "EMBEDDED" (as opposed to
>> LOCAL/REMOTE) for JMS Service when using clusters in GF V2.1.
>>
>> The GFv2.1.1 Administration Guide says that EMBEDDED passes networking
>> stack, which sounds faster.
>>
>> http://docs.sun.com/app/docs/doc/821-0183/6nl8l6k8a?a=view#indexterm-461
>>
>> But it also says "EMBEDDED mode is not a supported configuration for a
>> cluster.".
>> I tried changing the JMS Service of a cluster's instance to EMBEDDED and
>> my application worked fine. Why is this configuration not supported?
>
>