Efficient verification of IT change operations or: How we could have prevented Amazon's cloud outage

S Hagen, M Seibold, A Kemper - 2012 IEEE Network …, 2012 - ieeexplore.ieee.org
On April 21st, 2011, a major outage occurred in Amazon's US east coast data center which
led to significant disruptions on customer services. The root cause of the outage was an IT …

A solution for identifying the root cause of problems in it change management

RL dos Santos, JA Wickboldt… - 12th IFIP/IEEE …, 2011 - ieeexplore.ieee.org
The reuse of knowledge acquired by operators to diagnose failures in Information
Technology (IT) infrastructures has potential to decrease the recurrence of failures and …

Facing the unpredictable: Automated adaption of IT change plans for unpredictable management domains

S Hagen, A Kemper - 2010 International Conference on …, 2010 - ieeexplore.ieee.org
Change Management, a core process of the Information Technology Infrastructure Library
(ITIL), is concerned with the management of changes to IT infrastructure and services to …

Towards solid it change management: Automated detection of conflicting it change plans

S Hagen, A Kemper - 12th IFIP/IEEE International Symposium …, 2011 - ieeexplore.ieee.org
Change Management, a core process of the Information Technology Infrastructure Library
(ITIL), is concerned with the management of changes to networks and services to satisfy …

A 3D thin nets extraction method for medical imaging

N Armande, P Montesinos… - Proceedings of 13th …, 1996 - ieeexplore.ieee.org
This paper presents a powerful tool designed to extract characteristic lines, called 3D thin
nets, from 3D volumetric images. 3D thin nets are the lines where the 3D grey level function …

Using strategy trees in change management in clouds

H Otsuka, H Lutfiyya - 2011 7th International Conference on …, 2011 - ieeexplore.ieee.org
Change management in a cloud environment is often complicated by the different needs of
the cloud clients. Changes are not applied all at once. For example, a client may require that …

Algorithms for the Efficient Verification and Planning of Information Technology Change Operations

S Hagen - 2013 - mediatum.ub.tum.de
Abstract The Information Technology Infrastructure Library (ITIL) describes a set of best
practices on how to manage IT systems while reducing incidents and increasing reliability …

A runtime-restricted strategy for highly parallel scheduling human resource in change management

W Dong, Z Zhan, X Qiu - 2012 IEEE Symposium on Computers …, 2012 - ieeexplore.ieee.org
The uncertainty of change and low-utilization of human resource make change management
more difficult to implement in today's competitive IT management environment. To fill this …

Identifying the root cause of failures in IT changes: Novel strategies and trade-offs

RL dos Santos, JA Wickboldt… - 2013 IFIP/IEEE …, 2013 - ieeexplore.ieee.org
Despite the Change and Problem Management have received significant attention from the
academic community in recent years, the developed solutions do not identify the root cause …

Scheduling with preemption for Incident Management: When interrupting tasks is not such a bad idea

MD Assunçao, VF Cavalcante… - Proceedings of the …, 2012 - ieeexplore.ieee.org
Large IT service providers comprise hundreds or even thousands of system administrators to
handle customers' IT infrastructure. As part of the Information Systems that support the …