Douglas Donnellan

Douglas Donnellan

Douglas is a Research Analyst at Uptime Institute covering sustainability in data centers. His background includes environmental research and communications, with a strong focus on education.

Latest Research

REPLAY | Annual Data Center Outage Analysis 2025

Preventing outages continues to be a central focus for data center owners and operators. While infrastructure design and resiliency frameworks have improved in many cases, the complexity of modern architectures continues to present new risks that…

 
Annual outage analysis 2025

The prevention of outages has always been a top priority for data center owners and operators — but outages do occur. This report analyzes recent Uptime Institute data on IT and data center outages: their causes, costs and consequences.

Keynote Reports 20 min read
 
DORA update: what the EU act means for data centers

Under the EU’s Digital Operational Resilience Act (DORA), data centers designated as “critical” for their role in financial services will face direct regulatory oversight and new resiliency requirements.

 
Data center AI strategies are mixed in early 2025

Organizations currently performing AI training and inference leverage resources from a mix of facilities. However, most prioritize on-premises data centers, driven by data sovereignty needs and access to hardware.

Data Reports 6 min read
 
Sustainability requirements rise as climate risks intensify

Results from the Uptime Institute Sustainability and Climate Change Survey 2024 reveal how operators navigate climate change risks while expanding efforts to improve their environmental footprint.

Cloud cost savings depend on application design

Scalability and cost efficiency are the top reasons enterprises migrate to the cloud, but scalability issues due to application design flaws can lead to spiralling costs — and some workload repatriation to on-premises facilities

 
AI adds to rising demand for capacity

This report highlights some of the findings from the Uptime Institute Capacity Trends and Cloud Survey 2024. Findings offer insight into what is driving capacity expansion.

Data Reports 4 min read
 
Cloud repatriation is overstated

This report highlights some of the findings from the Uptime Institute Capacity Trends and Cloud Survey 2024. In particular, this report offers an insight into what drives migration to and from the public cloud.

Data Reports 4 min read
 
REPLAY | Five Data Center Predictions for 2025

Uptime Intelligence surveys the data center industry landscape to look deeper at what can actually happen in 2025 and beyond based on the latest trends and developments. The stronghold that AI has on the industry is a constant discussion - but how…

 
Uptime’s predictions for 2025: an overview

This summary of the 2025 predictions highlights the growing concerns and opportunities around AI for data centers.

 
Five data center predictions for 2025

Uptime Intelligence looks beyond the more obvious trends of 2025 and examines some of the latest developments and challenges shaping the data center industry.

Keynote Reports 28 min read
 
Enterprise and colocation operators face rising costs in 2025

Power remains the top spending priority for most operators in 2025, but enterprises are set to increase IT hardware spending.

Data Reports 4 min read
 
Uptime Intelligence Research Agenda

The Uptime Intelligence research agenda includes a list of published and planned research reports for 2025, and is focused on Uptime Intelligence primary coverage areas: 1) power generation, distribution, energy storage; 2) data center management…

 
Uptime Intelligence 2024 Research Reports

As a quick reference, we have provided links below to all the research reports published by Uptime Intelligence in 2024, by month. Research areas focused on 1) power generation, distribution, energy storage; 2) data center management software; 3)…

Cyber incidents are common — and often significant

Results from the Uptime Institute Security Survey 2024 highlight the different cybersecurity approaches used by operators against a widening range of threats.