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When is SOA not applicable?   Message List  
Reply | Forward Message #13555 of 13953 |
Re: [service-orientated-architecture] Re: When is SOA not applicable?

2009/7/3 Marcelo A. Costa <maugusto@...>:

> What I really mean is that in systems (e.g. technical systems, not
> enterprise systems) where there is more function than business, where
> performance is an issue, even the design benefits of SOA are very similar to
> the old benefits of OO and components.
>
If you're comparing with OO, I think you mean SO instead of SOA. I was
against "killing" SOA because just "service" tends to make it sound
more like a programming design concept.

> Think about a video game system.
>
OO is used in embedded system too. With the complexity ever getting
higher, I don't see why SO won't be used in in embedded system too.
:-)

H.Ozawa
Fri Jul 3, 2009 10:01 pm

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htshozawa
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Forward 		Message #13555 of 13953 |
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Are there any guidelines or principles around when SOA may not be a good fit? Thanks GV... 		gvarada
Offline Send Email 		Jul 1, 2009
3:41 am

I would offer up that SOA is not a good fit if you're just going to throw services up for the sake of using services. I think you really have to match the use...
Chris Deweese
chrisdeweese25
Offline Send Email 		Jul 2, 2009
8:49 am

Chris, I get that, I was mostly interested in the non functional's that would make SOA not a good fit. GV...
gvarada
Offline Send Email 		Jul 2, 2009
6:25 pm

I think it depends on your definition of "SOA". By my definition, SOA is a set of design principles. From my perspective, you should always keep those design...
Anne Thomas Manes
annemanes
Offline Send Email 		Jul 3, 2009
12:58 am

When I wrote "SOA middleware" I meant middleware used for SOA solutions. And I do not mean SOA is only this middleware or topology, although some good...
Marcelo A. Costa
mactche
Offline Send Email 		Jul 3, 2009
2:04 pm

... If you're comparing with OO, I think you mean SO instead of SOA. I was against "killing" SOA because just "service" tends to make it sound more like a...
Hitoshi Ozawa
htshozawa
Offline Send Email 		Jul 3, 2009
10:08 pm

I think that the question need to be re-phrased, GV. What is 'non functional's' if you want to work with functions (i.e. with SOA)? You have to distinguish...
Michael Poulin
m3poulin
Offline Send Email 		Jul 3, 2009
1:49 am

I should have been more precise with my question. My enterprise land scape consists of mainframes, .net, java, ERP apps, IVR's and the stores have POS systems...
gvarada
Offline Send Email 		Jul 6, 2009
11:17 am

Gautham, It's not how you phrase the question but more of telling us the objective you have and the metric you'll use to evaluate how much you've reached the...
Hitoshi Ozawa
htshozawa
Offline Send Email 		Jul 6, 2009
1:30 pm

Hi GV, Sorry I over-simplified your question, my apologies. I think there would be plenty of non-functional reasons, such as available hardware, scope of...
Chris Deweese
chrisdeweese25
Offline Send Email 		Jul 3, 2009
2:24 am

Arggggg! "available hardware"? ... good experience on creating a guideline to how a service interacts on an architecture and a good experience on a way of...
Hitoshi Ozawa
htshozawa
Offline Send Email 		Jul 3, 2009
2:04 pm

Chris, I disagree with your assertion that SOA should not be used for "throw-away" projects. SOA principles should be applied to all projects to ensure...
Anne Thomas Manes
annemanes
Offline Send Email 		Jul 3, 2009
2:05 pm

Anne, I will try to be much more cautious with my context. I see that it is pretty easy on this list to leave enough out to send across the wrong meaning. I...
Chris Deweese
chrisdeweese25
Offline Send Email 		Jul 3, 2009
3:45 pm

... Just wondering but do you have any metrics on agility? I'm a little perplexed on "with different user experience requirements" part. Do you mean having...
htshozawa
Offline Send Email 		Jul 6, 2009
11:14 am

... Agility Metrics have not be quantified. They consist of "requirements" (statements that our CIO has made to us) such as: the ability to make changes (we...
Chris Deweese
chrisdeweese25
Offline Send Email 		Jul 7, 2009
10:04 am

... OK. The "requirement" are very vague and need to be broken down because it is very difficult to attain "agility" on all aspects while satisfying...
htshozawa
Offline Send Email 		Jul 8, 2009
2:20 am

... Yes...vagueness is a specialty of some... ... I'll work on this one as we have a bit of down time before we start. Chris ... -- Chris Deweese, Microsoft...
Chris Deweese
chrisdeweese25
Offline Send Email 		Jul 8, 2009
10:02 am

It's benefitial to use mentoring techniques to find and organize all customers the requirements and priorities. Be sure to use the actual services in the...
htshozawa
Offline Send Email 		Jul 9, 2009
5:20 pm

SOA may not be a good fit if you're working as a sub-contractor for IT and when IT doesn't want to get business involved. In this situation, it's probably not...
Hitoshi Ozawa
htshozawa
Offline Send Email 		Jul 2, 2009
6:23 pm

So I guess we've now decided that SOA really is about technology and ESB and web services are the recommended solutions? Gregg Wonderly...
Gregg Wonderly
w5ggw
Offline Send Email 		Jul 9, 2009
5:20 pm

SOA is about a technology on how to solve a business problem - not a technological problem. :-) H.Ozawa...
Hitoshi Ozawa
htshozawa
Offline Send Email 		Jul 9, 2009
7:18 pm

There is a classical one regarding solutions where performance is very important. For example, real time systems. In these cases, SOA middleware can...
Marcelo A. Costa
mactche
Offline Send Email 		Jul 2, 2009
6:25 pm

Oh, oh. "SOA middleware"? Even when performance is an issue, it's still possible to use the concept of SOA to design services and an architecture. Architecture...
htshozawa
Offline Send Email 		Jul 3, 2009
12:53 am

Disagree, there is no such thing as 'SOA middleware'; there is middelware used for SOA solutions. Any middleware hits performances but it is not a reason to...
Michael Poulin
m3poulin
Offline Send Email 		Jul 3, 2009
12:54 am

I don't believe there is anything in SOA that requires that technologies involving some form of middleware has to be part of the architecture. In an SOA, peer...
Gregg Wonderly
w5ggw
Offline Send Email 		Jul 9, 2009
5:20 pm
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