RAID Data Recovery
Whether you're a small small network-attached storage (NAS) devic or part of a corporate IT team managing extensive enterprise-class servers, experiencing a RAID crash is almost inevitable. Our team of RAID data recovery experts is here to support you in retrieving your valuable data from your device. We understand the significance of your data and are committed to helping you recover it successfully, minimizing any disruptions to your business operations.
Service Features
- 24/7 Emergency Service
- Certified Technicians
- Fast Turnaround Time
- Transparent Pricing
- Industry-Leading Success Rate
- Secure Data Handling
- Post-Recovery Support
RAID Failure Scenarios
What it is: Data is split across multiple disks without redundancy, offering improved performance but higher vulnerability to data loss.
Common Failure: A single hard drive failure in a RAID 0 array results in complete data loss, as no parity or mirroring is in place.
Causes: Hard drive malfunctions, controller failures, accidental deletion.
What it is: Data is mirrored across two or more drives, providing redundancy.
Common Failure: While tolerant of single-drive failure, simultaneous failure of multiple drives (due to power surges, controller issues, etc.) can lead to data loss.
Causes: Hard drive failure occurring close in time, power surges, controller failure affecting multiple drives.
What it is: Data and parity information are striped across multiple drives for both performance and fault tolerance.
Common Failure: RAID 5 can handle one drive failure, but data loss occurs if a second drive fails before a rebuild is complete.
Causes: Drive failure during rebuild, multiple simultaneous drive failures, controller errors corrupting parity information.
What it is: Like RAID 5 but with additional parity data, allowing for up to two simultaneous drive failures.
Common Failure: Data loss occurs if more than two drives fail within the array or if there are controller issues causing parity corruption.
Causes: Similar to RAID 5 but with a lower probability of multiple drive failures within a short period.
What it is: A combination of RAID 1's mirroring and RAID 0's striping, providing redundancy and performance.
Common Failure: Requires multiple drive failures within a mirrored set for data loss. Less frequent than RAID 5 failures but can still occur.
Causes: A concentrated failure in one specific mirrored segment of the array, controller malfunction affecting a whole mirrored group.
Server RAID Recovery
In a typical server setup with RAID, locally attached storage holds the Operating System and essential applications. Redundancy is achieved through data striping with parity, commonly using RAID 1, RAID 5, or RAID 10 configurations.
When a fault occurs, like a RAID controller failure, the server may fail to boot, displaying errors such as "Operating System Not Found" or indicating a damaged data array. This can leave you with what seems like a non-functional server, necessitating RAID reconstruction.
At our advanced RAID recovery facility, we employ specialized techniques to reverse-engineer the array configuration. We use recovered metadata from the original RAID server hard disks to create a custom emulated RAID controller. This virtual controller reconstructs data blocks into a readable format. Our expert team assesses the feasibility of successful RAID data recovery, identifying recoverable files and adjusting the data storage configuration if necessary.
We use cutting-edge hardware tools to mount the virtual controller and access the metadata in a readable format on an alternative server. This allows us to securely copy data from damaged RAID drives. With high-performance hardware and ultra-fast network connections, we expedite the data recovery process while minimizing the risk of failure.
Once data is recovered, we conduct checks to determine the root cause of the failure. With an extensive inventory of spare parts, we can replace components like lost or formatted RAID drives. We recommend replacing the original hardware in most cases. After successful data recovery, we arrange secure transportation to return the retrieved data to the customer.
NAS RAID Recovery
Network-Attached Storage (NAS) devices are widely used for affordable data storage, serving as private clouds for secure information sharing among employees. NAS systems include features like email alerts to notify owners of hardware issues, such as drive failure.
At Data Recovery Group, we specialize in tailored NAS data recovery solutions. Our expertise covers both logical issues and hardware failures, including disk malfunctions commonly encountered in NAS systems.
In cases where customers are unaware of failed hard disks, which can lead to complete data loss scenarios, we provide thorough testing and repair services for NAS appliances. Additionally, we conduct comprehensive evaluations of disks, as faults often stem from this component.
Using advanced hardware and data recovery software within our certified clean rooms, we meticulously examine the internal components of NAS drives. This process allows us to identify and address issues like parked disk read heads or damaged disk platters that may compromise data integrity.
SAN RAID Recovery Services
Encountering a failure in your Storage Area Network (SAN) can be daunting, but at Data Recovery Group, our engineers comprehend the intricate challenges of retrieving your vital files. SANs, meticulously crafted by manufacturers to withstand hardware failures, serve as the bedrock of countless businesses' storage infrastructure, housing critical production data, including entire virtual server infrastructures and core business systems. Among the top choices for SAN storage are enterprise-class solutions like IBM Storwize, Dell Equilogic, and NetApp.
Failed disks are frequently the root cause of SAN RAID failures, particularly evident in RAID 5 setups where a single drive failure triggers the reconstruction of the drive's content using parity data from the remaining drives. Often, RAID 5 health is flagged as "degraded," signaling potential issues. Undetected failures can lead to stale data and, over time, severe data corruption within the file system, underscoring the urgency of swift action.
In such instances, our seasoned data recovery experts step in to restore the failed drive to a healthy state, equipped with cutting-edge tools and expertise to perform physical repairs within our certified cleanroom facilities. Once the RAID acknowledges the restored disk, our experts swiftly clone the RAID data to prevent imminent failure.
Whether you're facing unexpected RAID failures, deleted files, system crashes, lost partitions, or any other data-related issue, entrust the task to our adept team at Data Recovery Group. We deliver fast, affordable, and customer-friendly RAID data recovery services, backed by a risk-free guarantee. Our cleanroom lab conducts free evaluations and covers inbound shipping costs, ensuring a seamless recovery process without compromising your valuable time or resources.
Operated by certified cleanroom professionals, our facilities are dedicated to preventing further damage to your RAID equipment. Data Recovery Group's RAID data recovery experts stand prepared to recover your data swiftly and securely. Contact us today at 1-888-749-3786 for a comprehensive RAID data recovery assessment with our skilled data recovery engineers.
Frequently Asked Questions
After the client has shipped the failing RAID device to our data recovery group's lab in London, Ontario, our skilled engineers initiate the RAID recovery process. They begin by carefully cataloging all the disks and conducting an initial assessment of the fault. Our team then performs an early diagnosis to identify the underlying cause of the failure.
At the Data Recovery Group, our RAID data recovery experts possess extensive knowledge of various popular models of SAN, NAS, and server data storage hardware. We are well-versed in handling different RAID parameters from major manufacturers, including Synology, Dell, HP, IBM, XenServer, SnapServer, Buffalo, Drobo, and FreeNAS, among others.
RAID arrays offer various configuration options, and Data Recovery Group is well-equipped to handle any type of RAID data recovery. Regardless of your system setup, we can successfully recover files from RAID arrays used in:
- VMware
- Hyper-V
- NAS
- SAN
- Direct-attached server configurations