41 citations · 87 across the 4 of their papers we have counts for
8 papers
CloudMonitor: Profiling Power Usage
James William Smith, Ali Khajeh-Hosseini, Jonathan Stuart Ward +1
In Cloud Computing platforms the addition of hardware monitoring devices to gather power usage data can be impractical or uneconomical due to the large number of machines to be met…
Decision Support Tools for Cloud Migration in the Enterprise
Ali Khajeh-Hosseini, Ian Sommerville, Jurgen Bogaerts +1
This paper describes two tools that aim to support decision making during the migration of IT systems to the cloud. The first is a modeling tool that produces cost estimates of usi…
The Cloud Adoption Toolkit: Supporting Cloud Adoption Decisions in the Enterprise
Ali Khajeh-Hosseini, David Greenwood, James W. Smith +1
Cloud computing promises a radical shift in the provisioning of computing resource within the enterprise. This paper describes the challenges that decision makers face when assessi…
Lessons from the Failure and Subsequent Success of a Complex Healthcare Sector IT Project
David Greenwood, Ali Khajeh-Hosseini, Ian Sommerville
This paper argues that IT failures diagnosed as errors at the technical or project management level are often mistakenly pointing to symptoms of failure rather than a project's und…
The Cloud Adoption Toolkit: Addressing the Challenges of Cloud Adoption in Enterprise
Ali Khajeh-Hosseini, David Greenwood, James W. Smith +1
Cloud computing promises a radical shift in the provisioning of computing resource within the enterprise. This paper: i) describes the challenges that decision makers face when att…
Cloud Migration: A Case Study of Migrating an Enterprise IT System to IaaS
Ali Khajeh-Hosseini, David Greenwood, Ian Sommerville
This case study illustrates the potential benefits and risks associated with the migration of an IT system in the oil & gas industry from an in-house data center to Amazon EC2 from…