RAID arrays and NAS systems are the backbone of enterprise storage, providing redundancy, high performance, and centralized access. Failures can be catastrophic: disk errors, controller malfunctions, firmware corruption, rebuild failures, and accidental deletions.
At RecData Luxembourg, our engineers have over 15 years of experience in complex RAID and NAS recovery, handling multi-disk arrays, advanced rebuilds, parity reconstruction, and controller-level diagnostics. For the most challenging cases, we collaborate with leading European laboratories (France, Germany, Switzerland, Austria, Belgium) and internationally (Canada, Dubai), with ultra-complex recoveries performed in a UK lab with ISO-certified cleanrooms and highly specialized engineers.
RAID 0 Data Recovery
RAID 0 utilizes striping without parity, maximizing performance but offering no redundancy. Any disk failure renders the array inaccessible.
Technical approach for experts:
- Disk-level imaging of all drives before reconstruction
- Sector-by-sector analysis to identify partial or corrupted stripes
- Controller-specific striping logic reconstruction
- Reassembly using advanced algorithms to handle misaligned stripes or partial failures
Typical use: high-speed storage for video editing, gaming, or performance-focused NAS arrays.
RAID 1 Data Recovery
RAID 1 uses mirroring with identical copies on two or more disks. Logical corruption can affect both mirrors, complicating recovery.
Expert techniques:
- Disk comparison to detect mismatched blocks
- Reconstruction of corrupted sectors using mirroring verification
- Firmware-level diagnostics for drives with failed mirror consistency
- Metadata analysis for logical file recovery
RAID 1 is widely used for high availability and fault tolerance in servers and NAS.
RAID 5 Data Recovery
RAID 5 provides striped data with distributed parity, tolerating a single disk failure. Recovery is complex in cases of multiple failed disks or parity corruption.
Advanced steps:
- Parity reconstruction using XOR operations across surviving drives
- Disk order, sector offsets, and stripe size analysis
- Controller-specific metadata handling
- Partial recovery techniques for multiple disk failures
Common use: file servers, NAS units, enterprise storage arrays.
RAID 6 Data Recovery
RAID 6 extends RAID 5 with dual parity, allowing two simultaneous disk failures. Recovery requires precise parity reconstruction and error correction.
Technical recovery includes:
- Dual parity calculation for missing or corrupted stripes
- Disk failure sequencing and reconstruction
- Handling degraded arrays and logical corruption
- Advanced algorithms to preserve file system integrity
Used in mission-critical storage where uptime is essential.
RAID 10 Data Recovery
RAID 10 combines striping and mirroring, offering performance and redundancy. Failures in mirrored pairs or striped sets require careful analysis.
Recovery methodology:
- Identification of failed mirrored pairs within striped arrays
- Striping logic reconstruction across surviving mirrors
- Sector-level verification and controller diagnostics
- Metadata and file system structure restoration
Used in databases, virtualization servers, and enterprise storage requiring speed and fault tolerance.
NAS QNAP in RAID
QNAP NAS units are widely deployed in SMEs and enterprise environments. Common RAID configurations include RAID 1, RAID 5, RAID 6, and RAID 10, often using QNAP TS-x53D, TS-x73, TS-x83 series.
Technical recovery approach:
- Disk-level imaging of all failed or degraded drives
- RAID configuration reconstruction from system metadata
- Parity reconstruction and multi-disk failure correction
- Controller and firmware diagnostics
- File system recovery (EXT4, Btrfs, NTFS)
QNAP failures often include controller errors, rebuild failures, and multiple disk errors, and our engineers ensure maximum recovery while preserving file integrity.
NAS Synology in RAID
Synology NAS systems are common in professional and home environments, with configurations like RAID 1, RAID 5, RAID 6, RAID 10, on models such as DS920+, DS1621+, DS1821+, DS3617xs.
Expert recovery process:
- Detailed RAID array analysis (volume, stripe, parity info)
- Disk failure sequencing and reconstruction
- Firmware-level intervention for controller errors
- Multi-volume and SHR hybrid RAID recovery
- File system restoration (Btrfs, EXT4)
Synology recoveries often involve complex RAID setups and hybrid volumes, requiring precise array reconstruction.
Servers DELL, HP, Lenovo in RAID
Enterprise servers using RAID arrays are critical for business operations. Typical arrays include RAID 0, 1, 5, 6, 10, deployed on DELL PowerEdge, HP ProLiant, Lenovo ThinkSystem.
Advanced recovery steps:
- Low-level imaging of SAS/SATA drives
- Controller-specific metadata extraction
- Parity reconstruction across multiple failed drives
- Logical corruption handling from OS or hypervisor failures
- File system integrity verification (NTFS, ReFS, EXT4, VMFS)
Server RAID recovery is often complicated by firmware inconsistencies, hot-swap rebuild failures, and virtualization layers, requiring specialized tools and expert engineers.
Service Coverage
We provide RAID and NAS recovery across Luxembourg, including Luxembourg City, Esch-sur-Alzette, Differdange, Dudelange, and Diekirch. Secure shipping ensures safe delivery to our ISO-certified labs.
📞 Contact – RAID & NAS Data Recovery
📍 Address: 2 Rue André Duchscher, 1424 Gare Luxembourg, Luxembourg
📞 Phone: +442045207293
📧 Email: info@recdata.lu
🌐 Web: recdata.lu
Available 24/7 for urgent RAID & NAS recovery across Luxembourg and Europe.
❓ FAQ – RAID & NAS Data Recovery
Which RAID types and NAS systems do you recover?
RAID 0, 1, 5, 6, 10 and NAS units including QNAP, Synology, Dell, HP, Lenovo servers.
Can you recover from rebuild failures or controller issues?
Yes, our engineers specialize in reconstructing arrays and recovering data even after rebuild failures or controller malfunctions.
How long does recovery take?
Urgent: 48 hours | Express: 3–5 business days | Standard: 5–7 business days
Is it safe to send my RAID/NAS?
Yes. All processes are performed in ISO-certified labs with full GDPR compliance.
Best RAID & NAS data recovery in Luxembourg?
RecData is among the top recovery labs in Luxembourg and Europe, with advanced capabilities for complex arrays.
How much does RAID & NAS data recovery cost?
Typically €350–€1500 depending on RAID type, number of failed disks, and system complexity. A detailed quote is provided after free diagnostics.
What do customers say about RecData?
Clients praise our speed, technical expertise, and successful recovery results.
🌟 Customer Reviews
- Anna K.: “They recovered our QNAP RAID 5 after two drives failed. Outstanding work!”
- Björn S.: “Our Synology RAID array suffered a controller error; RecData restored all critical files within days.”
- Elisabeth J.: “Dell server RAID recovery was complex, but RecData’s team handled it expertly.”
- Magnus T.: “Highly technical, reliable, and fast. Recommended for enterprise storage recovery.”
- Katrin H.: “Saved years of corporate data from multiple NAS failures. Excellent service!”
