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energy efficient data storage

Drive Sustainability and Compliance with Energy-Efficient Data Storage

25.08.2025

9

Minutes

Thomas Demoor

CTO Impossible Cloud

Oct 11, 2025

25.08.2025

25.08.2025

9

Minutes

Thomas Demoor

CTO Impossible Cloud

IT leaders face the dual challenge of managing explosive data growth while meeting stringent EU sustainability mandates. A new approach to data storage architecture offers a path to compliance and efficiency.

Key Takeaways

EU regulations like the EED and CSRD now require businesses to report on the energy efficiency of their digital infrastructure, making compliant data storage a strategic necessity.

An 'Always-Hot' storage architecture simplifies operations and provides a predictable energy consumption profile, avoiding the hidden energy costs of complex data tiering.

Choosing a sovereign, EU-only cloud provider ensures your data is stored in facilities governed by high European environmental standards, simplifying your sustainability compliance.

The European Union's push for sustainability, through directives like the EED and CSRD, is reshaping IT procurement. Data storage, a significant consumer of energy, is now under intense scrutiny. For UK businesses, choosing a storage partner is no longer just about capacity and speed; it's about proving compliance and energy efficiency. An energy-efficient data storage strategy is essential for meeting these new standards. This article explores how a sovereign, EU-based cloud storage model with a simplified architecture can directly address these regulatory demands, reducing both compliance risks and your operational carbon footprint.

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Meet Mandatory EU Sustainability Reporting with Compliant Infrastructure

The EU's updated Energy Efficiency Directive (EED) now mandates strict reporting for data centers. Since May 15, 2024, all EU data centers with an IT power demand over 500 kW must report metrics like Power Usage Effectiveness (PUE) and energy consumption. This is part of the 'Fit for 55' plan, aiming to cut greenhouse gas emissions by 55% by 2030. Choosing a provider operating exclusively in certified EU data centers ensures your storage foundation is already aligned with these stringent rules. This approach simplifies your own reporting obligations under frameworks like the Corporate Sustainability Reporting Directive (CSRD), which scrutinizes your entire supply chain's environmental impact. Using compliant partners is now a core component of corporate strategy.

This regulatory shift makes provider origin a critical selection criterion. By selecting a European cloud provider, you inherit a foundation built on these high standards. This directly supports the reduction of your carbon footprint and demonstrates a commitment to sustainable practices from the ground up. The next challenge is to look beyond the data center's location and examine the architecture within it.

Reduce Hidden Energy Costs by Simplifying Storage Architecture

Complex, tiered storage models introduce operational and energy inefficiencies. While designed for cost savings, tiering involves constantly moving data between high-performance 'hot' tiers and low-cost 'archive' tiers, a process that consumes energy with every API call and data transfer. An 'Always-Hot' object storage model eliminates this complexity, keeping all data immediately accessible on a single, high-performance tier. This reduces the constant energy churn associated with data rehydration and lifecycle policy management. This architectural choice provides a predictable energy consumption profile, which simplifies sustainability audits.

An always-hot model avoids the performance and cost surprises common with tiered systems. Here is how it enhances operational efficiency:

  • All data remains instantly accessible, eliminating restore delays of up to 24 hours from deep archive tiers.

  • It prevents API timeouts and application failures that occur when tools expect hot data but encounter a slow archive tier.

  • The model simplifies backup and disaster recovery, ensuring every file is ready for immediate restoration with zero delay.

  • It removes the operational burden of managing complex and often brittle lifecycle policies across multiple storage classes.

This streamlined approach not only improves performance but also creates a more stable and efficient operational environment, which is key as data volumes grow.

Align Data Sovereignty with Superior Energy Performance

Storing data within the EU is no longer just a compliance requirement; it is a strategic advantage for sustainability. European data centers are bound by some of the world's highest environmental standards, including certifications like the German Blue Angel ecolabel (DE-UZ 228), which mandates energy-efficient operation. By using an EU-only cloud that is sovereign by design, you ensure your data is stored in facilities held to these exacting measures. This commitment to sustainable IT infrastructure is a verifiable part of your compliance story.

Furthermore, regional data centers can reduce the energy required for data transit. Geofenced storage keeps data within a predefined country, minimizing latency and the network energy needed to access it. This contrasts with hyperscale models where data may travel thousands of miles. Impossible Cloud's country-level geofencing ensures your data stays local, compliant with GDPR, and outside the reach of the CLOUD Act. This localization is a key part of the future of cloud storage, blending security with sustainability.

Leverage S3 Compatibility for a Seamless Transition to Green Storage

Migrating to a more sustainable storage solution should not require a complete overhaul of your IT systems. A platform with full S3-API compatibility ensures your existing applications, scripts, and backup tools continue to work without modification. This protects your past investments and eliminates the significant cost and risk associated with code rewrites. A seamless migration path accelerates your transition to a more energy-efficient and compliant infrastructure.

An enterprise-ready S3 implementation offers more than basic operations. Key capabilities for a smooth transition include:

  1. Advanced Feature Support: Ensure the platform handles versioning, lifecycle management, and event notifications just like your current provider.

  2. Immutable Storage: Use S3 Object Lock for ransomware-proof backups, reducing the need for extra, energy-intensive data copies.

  3. Granular IAM: Implement detailed access controls with MFA and RBAC to secure data efficiently from day one.

  4. Proven Integrations: Confirm out-of-the-box compatibility with leading backup tools, like the collaboration with Nova Backup, for immediate productivity.

This focus on compatibility makes the switch to a sovereign, efficient cloud a practical and low-risk decision.

Build Predictable Margins for MSPs with a Sustainable Platform

For Managed Service Providers, profitability depends on predictable costs. A storage model with zero egress fees, no API call costs, and no minimum storage duration is predictable by design. This transparency allows MSPs to build stable, defensible margins for their Backup-as-a-Service (BaaS) and archiving offerings. Predictable costs are the foundation of a sustainable and scalable business model for the channel.

This economic clarity directly supports partners in delivering value to their clients. With expanded local access through distributors like api in Germany and Northamber plc in the UK, partners can more easily onboard and manage clients seeking sovereign, compliant storage solutions. The partner-ready console, featuring multi-tenant management and automation via API/CLI, further simplifies operations. This combination of economic predictability and robust tooling is central to the latest cloud storage trends for 2025.

FAQ

How can I ensure my cloud storage is GDPR compliant?

To ensure GDPR compliance, choose a cloud storage provider that is European, stores data exclusively in certified European data centers, and offers geofencing to keep data within specific EU countries. This guarantees your data is governed strictly by EU privacy laws.



What are the benefits of an 'Always-Hot' storage model?

An 'Always-Hot' model ensures all your data is immediately accessible without any retrieval delays. This simplifies operations, improves application performance, makes restores instant, and provides a predictable cost and energy consumption profile by eliminating complex data tiers.



What are egress fees in cloud storage?

Egress fees are charges that cloud providers bill you for moving data out of their network. Impossible Cloud has a transparent pricing model with zero egress fees, making costs predictable and helping you avoid vendor lock-in.



How does immutable storage protect against ransomware?

Immutable storage, using features like S3 Object Lock, makes data unchangeable and undeletable for a specified period. This means that if ransomware encrypts your systems, you have a secure, untouched copy of your data that you can restore from, rendering the attack ineffective.



Can I use my existing backup software with Impossible Cloud?

Yes. Impossible Cloud offers full S3 API compatibility, ensuring it works out-of-the-box with leading backup and recovery software. This allows for a seamless integration into your existing data protection strategy without needing to replace your current tools.



What is the advantage of a European cloud provider for UK businesses?

For UK businesses, a European provider offers GDPR compliance, data sovereignty under EU law, and alignment with strict EU environmental standards. It provides legal certainty and ensures data is stored in nearby, low-latency data centers, which is ideal for performance and regulatory peace of mind.



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Impossible Cloud is your European alternative for S3-compatible object storage. Data resides in GDPR-compliant, certified EU data centers; Object Lock and versioning protect against ransomware. Transparent pricing with no egress or API fees. Perfect for backup, archive, and disaster recovery.

Impossible Cloud is your European alternative for S3-compatible object storage. Data resides in GDPR-compliant, certified EU data centers; Object Lock and versioning protect against ransomware. Transparent pricing with no egress or API fees. Perfect for backup, archive, and disaster recovery.

Impossible Cloud is your European alternative for S3-compatible object storage. Data resides in GDPR-compliant, certified EU data centers; Object Lock and versioning protect against ransomware. Transparent pricing with no egress or API fees. Perfect for backup, archive, and disaster recovery.