Are your ITIL and your SOA services aligned ? Alain Wegmann ...
Are your ITIL and your SOA services aligned ? Alain Wegmann ...
Are your ITIL and your SOA services aligned ? Alain Wegmann ...
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1977<br />
Bobst Scrib<br />
<strong>Are</strong> <strong>your</strong> <strong>ITIL</strong> <strong>and</strong> <strong>your</strong> <strong>SOA</strong><br />
<strong>services</strong> <strong>aligned</strong> ?<br />
1989 Logitech Multiscope<br />
1994 Logitech S34<br />
Prof. <strong>Alain</strong> <strong>Wegmann</strong><br />
Solutions for business <strong>and</strong> IT alignement<br />
http://lamswww.epfl.ch<br />
phone: +41 (0) 21 693 4381; fax: +41 (0) 21 693 6610<br />
alain.wegmann@epfl.ch<br />
http://lamswww.epfl.ch/wegmann<br />
<strong>Alain</strong> <strong>Wegmann</strong><br />
Experience <strong>and</strong> Values<br />
2000-... EPFL<br />
(c) EPFL, 2009<br />
• Opportunism & strategy<br />
• Details & global view<br />
• Rigor & intuition<br />
• Technical skills &<br />
human relationships<br />
1<br />
2
Costs &<br />
Benefits<br />
Organization &<br />
Governance<br />
1. <strong>SOA</strong><br />
<strong>SOA</strong> - Framework for<br />
Business / IT Alignment<br />
<strong>SOA</strong><br />
Business<br />
Strategy &<br />
Process<br />
Projects<br />
&<br />
Applications<br />
[Source: BEA 2005]<br />
Architecture<br />
Building<br />
Blocks<br />
(c) EPFL, 2009<br />
• BEA-Oracle Domain Model<br />
– Business strategy & process<br />
– Costs & benefits<br />
– Architecture<br />
– Organization & governance<br />
– Projects & applications<br />
– Building Blocks<br />
3<br />
Business<br />
IT<br />
4
Gartner – <strong>SOA</strong>’s Impact<br />
• Time to market reduced<br />
• Business processes improved efficiency,<br />
high visibility, w/o paper<br />
• Administrative costs reduction<br />
• Service-level improved effectiveness<br />
• Project cycles faster<br />
• Implementation quicker<br />
• Total cost of application reduction<br />
[Source: http://blogs.techrepublic.com.com/programming-<strong>and</strong>-development/?p=1292]<br />
• BPEL<br />
• BPEL4People<br />
• SCA<br />
• <strong>SOA</strong>P<br />
• WS-Addressing<br />
• WSDL<br />
<strong>SOA</strong>’s Technologies<br />
(c) EPFL, 2009<br />
• WS-I<br />
• WSIF<br />
• WS-Security<br />
• XPath<br />
• XQuery<br />
• XSLT<br />
[Source: http://www.oracle.com/technology/tech/soa/index.html]<br />
Business<br />
IT<br />
5<br />
6
2. <strong>ITIL</strong><br />
ITSMF – <strong>ITIL</strong>’s Impact<br />
• customer satisfaction improved<br />
through <strong>services</strong> delivery<br />
• productivity improved<br />
• costs reduced<br />
• IT <strong>services</strong> through the use of proven best practice<br />
processes (one of them Service Level Management)<br />
• skills <strong>and</strong> experience better used<br />
st<strong>and</strong>ards <strong>and</strong> guidance<br />
• third party <strong>services</strong> improved delivery<br />
[Source: http://www.itil-officialsite.com/About<strong>ITIL</strong>/Whatis<strong>ITIL</strong>.asp]<br />
(c) EPFL, 2009<br />
7<br />
Business<br />
IT<br />
8
Services to<br />
customers<br />
Business<br />
processes<br />
Applications<br />
<strong>ITIL</strong>’s Embedded Services<br />
Services to<br />
business processes<br />
Challenges<br />
(c) EPFL, 2009<br />
[<strong>ITIL</strong> v3, Service Strategy, p. 124]<br />
9<br />
• <strong>SOA</strong> / <strong>ITIL</strong> from technology to business impact<br />
• <strong>SOA</strong> / <strong>ITIL</strong> hierarchy of <strong>services</strong><br />
(from applications to customers)<br />
� Business <strong>and</strong> IT people have to collaborate !<br />
� IT Development <strong>and</strong> IT Operation have to collaborate !<br />
10
3. SEAM<br />
SEAM<br />
(Systemic Enterprise Architecture Methodology)<br />
• SEAM - Communication tool to support collaboration<br />
between business <strong>and</strong> IT<br />
(c) EPFL, 2009<br />
11<br />
12
• Hierarchical approach<br />
(from business to IT)<br />
• Goal model<br />
• Service model<br />
• Process model<br />
• Based on system thinking <strong>and</strong><br />
on ISO/IEC & ITU RM-ODP<br />
SEAM Method<br />
http://lams.epfl.ch/reference/seam<br />
SEAM for Enterprise Architecture<br />
SEAM for<br />
Product/Service<br />
Marketing<br />
SEAM Versions<br />
SEAM for <strong>ITIL</strong> SLM<br />
(c) EPFL, 2009<br />
as-is / to-be<br />
…<br />
…<br />
Segment [composite]:<br />
Value networks [whole]<br />
Value network [composite]:<br />
Companies [whole]<br />
Company [composite]:<br />
Employee [whole] &<br />
IT system [whole]<br />
IT System [composite]:<br />
Web <strong>services</strong> [whole] &<br />
Business process server [whole]<br />
BPMN/BPEL<br />
13<br />
14
SEAM Workshops<br />
SEAM for <strong>ITIL</strong> SLM<br />
SEAM Contributors<br />
• Prof. <strong>Alain</strong> <strong>Wegmann</strong> (group director, 1997 - ...)<br />
• Gil Regev (adjoint 1997 - ... , PhD 2003, 50% EPFL / 50% Itecor),<br />
• Irina Rychkova (PhD 2008)<br />
• Lam-Son Lê (PhD 2008)<br />
• José Diego de la Cruz (PhD 2007)<br />
• Pavel Balabko (PhD 2005)<br />
• Otto Preiss (PhD 2004)<br />
• Andrey Naumenko (PhD 2002)<br />
• Industrial parnters<br />
• Academic partners<br />
• Olivier Perroud (SEAM association - www.seam.ch)<br />
(c) EPFL, 2009<br />
15<br />
16
• Systems are specified:<br />
4. SEAM Example<br />
SEAM Notation<br />
– by their behavior<br />
(black-box, system as a whole),<br />
et<br />
– by their construction<br />
(white box, system as a composite)<br />
• The pictogram describes<br />
the nature of the system.<br />
(c) EPFL, 2009<br />
17<br />
[whole]<br />
[composite]<br />
people IT system business<br />
system<br />
18
Example<br />
5. Conclusion<br />
(c) EPFL, 2009<br />
Commission fédérale de <br />
l’électricité ElCom <br />
19<br />
20
(BEA-Oracle) <strong>SOA</strong> / SEAM Mapping<br />
• Business<br />
strategy<br />
• Organization<br />
• Business<br />
process<br />
• Governance<br />
• Architecture<br />
• Building blocks<br />
• Benefits<br />
(c) EPFL, 2009<br />
• Costs<br />
Costs &<br />
Benefits<br />
Organization &<br />
Governance<br />
<strong>ITIL</strong> / SEAM Mapping<br />
Business<br />
Strategy &<br />
Process<br />
Projects<br />
&<br />
Applications<br />
Architecture<br />
Building<br />
Blocks<br />
21<br />
22
Systems <strong>and</strong> Services<br />
Business Services by VN<br />
(value network to partners)<br />
Services by Company<br />
(company to partners in value network)<br />
<strong>SOA</strong> Services by IT<br />
(IT to business process)<br />
IT Services by Application<br />
(application to IT service)<br />
(c) EPFL, 2009<br />
…<br />
Try-it !!!!<br />
[whole]<br />
[composite]<br />
Segment [composite]:<br />
Value networks [whole]<br />
Value network [composite]:<br />
Companies [whole]<br />
Company [composite]:<br />
Employee [whole] &<br />
IT system [whole]<br />
BPMN/BPEL<br />
Slides:<br />
http://lams.epfl.ch/talk/20090612-seam-for-soa-bat<br />
23<br />
24
Slides:<br />
http://lams.epfl.ch/talk/20090612-seam-for-soa-bat<br />
http://lams.epfl.ch<br />
http://lams.epfl.ch/reference/seam<br />
Prof. <strong>Alain</strong> <strong>Wegmann</strong><br />
alain.wegmann@epfl.ch<br />
Tel: +41 21 693.4381<br />
(c) EPFL, 2009<br />
25
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