What to Do After a RAID Failure
A practical response guide for degraded, offline or accidentally rebuilt RAID arrays, focused on preserving the best recovery options.
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Featured technical guides
Can BitLocker Data Be Recovered After Formatting?
An engineering overview of formatted BitLocker volumes, recovery keys, surviving metadata and the importance of avoiding further writes.
What to Do When a Hard Drive Starts Clicking
Immediate steps that can preserve recovery chances when a hard drive develops clicking or repeated spin-up sounds.
The 3-2-1 Backup Strategy
Apply the 3-2-1 rule to business databases, servers and critical files without unnecessary complexity.
BitLocker Fundamentals for Data Owners
Understand recovery keys, passwords, TPM protection and the limits of encrypted-drive recovery.
Complete library
All knowledge articles
43 published guides and explainers.
What to Do After a RAID Failure
A practical response guide for degraded, offline or accidentally rebuilt RAID arrays, focused on preserving the best recovery options.
SSD TRIM and Data Recovery: What It Changes
Understand why deleted data on SSDs behaves differently from hard drives and which actions may reduce the remaining recovery opportunity.
Can BitLocker Data Be Recovered After Formatting?
An engineering overview of formatted BitLocker volumes, recovery keys, surviving metadata and the importance of avoiding further writes.
Business Continuity Planning
Connect backups, people, systems and recovery priorities into a tested continuity plan.
SSD Not Detected: Safe First Steps
A safe checklist for an SSD or NVMe device that disappears from BIOS, Windows or Linux.
Backup Retention Policies Explained
Balance recovery history, storage cost, compliance and ransomware resilience with sensible retention.
What to Do When a Hard Drive Starts Clicking
Immediate steps that can preserve recovery chances when a hard drive develops clicking or repeated spin-up sounds.
How to Verify SQL Server Backups
Use layered verification, restore testing and monitoring to detect unusable database backups early.
Windows Storage Spaces Explained
Understand pools, virtual disks, parity, mirror layouts and common recovery complications.
Air-Gapped Backups Explained
Understand physical and logical separation, operational trade-offs and practical SME implementation.
SAN vs NAS: What Businesses Should Know
Compare block and file storage, performance, management and recovery implications.
Immutable Backups Explained
How write protection and retention controls reduce the impact of ransomware and administrator error.
VMware VMFS Explained
Learn how VMFS datastores, VMDK files and metadata interact during failures and recovery.
The 3-2-1 Backup Strategy
Apply the 3-2-1 rule to business databases, servers and critical files without unnecessary complexity.
Hyper-V Storage Explained
Understand VHDX, checkpoints, CSVs and recovery risks in Hyper-V environments.
Disaster Recovery Planning for SMEs
Build a practical plan around recovery objectives, dependencies, contacts and tested restoration.
Exchange Server Database Storage
Learn how EDB files, transaction logs and storage health affect Exchange recovery.
Active Directory Backup and Recovery Planning
Understand system-state backup, domain controller recovery and the risks of unsupported restore attempts.
Why Backup Verification Matters
A backup is useful only when it can be restored; learn how verification reduces silent failure risk.
Secure Data Destruction Explained
Understand logical erasure, cryptographic erase, degaussing and physical destruction.
SQL Server Storage Best Practices
Protect MDF, NDF, LDF and backup files with sound storage design, verification and recovery planning.
Encryption Is Not a Backup
Why encryption protects confidentiality but cannot replace versioned, verified backups.
Windows Server Storage Fundamentals
A practical overview of volumes, RAID, Storage Spaces, VSS and safe response to server storage failure.
Ransomware First Response for Businesses
Immediate isolation, evidence-preservation and recovery-planning steps after a ransomware incident.
SMART Attributes Explained
Learn which drive health indicators matter, which warnings are urgent and why SMART is not a backup.
BitLocker Fundamentals for Data Owners
Understand recovery keys, passwords, TPM protection and the limits of encrypted-drive recovery.
EXT4 vs Btrfs on Linux and NAS
Compare Linux file systems, checksums, snapshots, metadata behaviour and recovery complexity.
External Drive Not Detected
Safe troubleshooting steps for USB hard drives and SSDs without formatting or initialization.
NTFS vs ReFS for Business Storage
Compare Windows file systems, integrity features, compatibility and practical recovery considerations.
GPT vs MBR Partitioning
Understand partition structures, redundancy, boot modes and what happens when partition metadata is damaged.
VMware Datastore Missing or Inaccessible
What to preserve when ESXi cannot mount a datastore or virtual machines disappear.
NVMe vs SATA SSD: Architecture and Recovery
Compare interfaces, controller behaviour, failure modes and recovery considerations for modern SSDs.
Server Will Not Start: Recovery Checklist
A structured checklist for power, controller, RAID, operating-system and application-level failures.
SQL Database Corruption: Immediate Response
Practical first-response guidance for suspected MDF, NDF or transaction-log corruption.
How SSD Wear Levelling Affects Recovery
Why flash controllers move data internally and how wear levelling complicates chip-level recovery.
SSD TRIM Explained
Learn how TRIM changes deleted-data recovery on SATA SSDs, NVMe devices and encrypted solid-state storage.
Windows Will Not Start After Storage Failure
How to distinguish boot corruption from physical storage failure without risking further damage.
BitLocker Drive Will Not Unlock
How to preserve an encrypted volume and collect the credentials needed for professional assessment.
RAID 10 Explained for Business Storage
Understand mirrored stripes, performance, drive-failure tolerance and common RAID 10 recovery mistakes.
NAS Will Not Boot: What to Do
Safe actions for Synology, QNAP and other NAS systems that stop booting or lose their storage pool.
RAID 5 vs RAID 6: Which Is Safer?
Compare parity protection, rebuild risk, capacity and business suitability before selecting a RAID level.
RAID Failure Emergency Checklist
What to document, isolate and avoid after a degraded array, failed rebuild or controller event.
Understanding RAID Levels: RAID 0, 1, 5, 6 and 10
A practical guide to RAID levels, usable capacity, fault tolerance and the recovery implications of each layout.
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