How to Access Files on a RAID Disk When NAS Promise VTrak E310f is Down: Practical Steps

Has your NAS Promise VTrak E310f suddenly lost its network drive and you’re unsure what to do next? Did the RAID array collapse, making your files inaccessible? Is the device throwing errors during startup? Perhaps you accidentally rebuilt the RAID array or several hard drives failed at the same time?

How to Access Files on a RAID Disk When NAS Promise VTrak E310f is Down: Practical Steps

Promise VTrak E310f NAS Data Recovery in 2025

In this step-by-step tutorial, we’ll show you how to rebuild your RAID and recover data from an VTrak E310f. We’ll walk through the most common causes of failure and demonstrate proven methods to restore files from a lost or degraded RAID array.

How to Access Files on a RAID Disk When NAS Promise VTrak E310f is Down: Practical Steps

RAID Recovery™ 2.8
Recover data from damaged RAID arrays inaccessible from a computer.
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Why Regular Data Recovery Tools Can’t Restore Files from RAID

Conventional hard drives store user data by writing it sequentially across the disk surface, which means an entire file is typically located on a single drive. In contrast, when data is written to a RAID array, each file is split into multiple fragments. These fragments are then distributed and written in sequence across all the drives in the array. Depending on the configuration, fragment sizes can range from 2 KB to 2 MB, so every file is physically stored across several disks at once.

This approach significantly increases read and write performance — after all, writing two halves of a 1 GB file to two drives simultaneously is much faster than writing the full 1 GB to a single disk. However, this same mechanism makes file recovery far more complex.

Different RAID levels use different methods to distribute and protect data. On top of that, manufacturers like Promise often add their own proprietary structures and variations. As a result, data can be written to disks in many different formats, and each requires a specific approach during recovery.

Can malware or ransomware attacks lead to data loss in NAS Promise VTrak E310f devices?

Yes, malware or ransomware attacks can potentially lead to data loss in NAS Promise VTrak E310f devices. These attacks can encrypt or delete files, rendering them inaccessible to the device's users. It is important to implement proper security measures, including regular data backups, to mitigate the risk of data loss in the event of a malware or ransomware attack.

How to Remove Hard Disks from Your NAS and Connect Them to a PC

Although the NAS VTrak E310f can be accessed over the network, you still need to remove its hard disks and connect them directly to a Windows PC. Only then can the recovery software properly scan and analyze the drives. Follow these steps:

  1. Power off the NAS and disconnect it from the power source.

    WARNING! Before removing any drives, carefully read the device manual. Improper actions may damage both the NAS enclosure and the hard disks in the RAID array.

  2. Remove the hard disks one by one, gently sliding each drive out of its slot. Remember that hard disks are highly sensitive: any impact or drop can cause serious physical damage.

  3. Label each hard disk according to its position inside the NAS. The order of the drives is crucial for correct RAID reconstruction.

  4. Connect the drives to your computer. In this video, we explain which ports you can use to connect hard disks and what to do if your PC does not have enough free connectors.

    Go to view
    How to Order Remote Data Recovery

    How to Order Remote Data Recovery

Step-by-Step Data Recovery with Hetman RAID Recovery

Hetman Raid Recovery

This program restores data from damaged RAID arrays and is fully compatible with Promise VTrak E310f. Each hard disk in the array contains technical metadata describing how files were written. When launched, Hetman RAID Recovery analyzes this metadata, automatically reconstructs the damaged array, and provides access to its contents. After that, you can browse the recovered disk and save your files. The program can also restore files that were accidentally deleted from the network drive.

Go to view
How to recover data from a Promise

How to recover data from a Promise

VTrak E310f has 12 HDD slots, and it supports the following array types:

  • RAID 0;
  • RAID 1;
  • RAID 1E;
  • RAID 3;
  • RAID 5;
  • RAID 6;
  • RAID 30;
  • RAID 50;
  • RAID 60;
  • JBOD;

NAS supports:

  • exFAT, VFAT, FAT 12 / 16 / 32;
  • NTFS / ReFS;
  • APFS / HFS+;
  • Ext2 / 3 / 4 / ReiserFS / XFS / UFS / ZFS / Btrfs;
  • VMFS / HikvisionFS;

How to Safely Recover Data from Disk Images

This utility allows you to create a complete copy of a disk and work with the disk image instead of the physical drive. This approach helps protect your data from:

  • Overwriting during the recovery process;
  • Additional data loss caused by bad sectors;
  • User errors.

To create a disk image, follow these steps:

  1. Ensure you have enough free space to store the image. Its size will typically match the size of the original disk.

  2. In the main window, select the target disk and choose Tools - Save Disk. You can also select multiple disks if needed.

  3. When the Image Creation Wizard opens, select whether you want to save the entire disk or only a specific region. Adjust the settings and click Next.

    Hetman RAID Recovery: Image Creation Wizard
  4. Choose the directory where the image will be saved. You may select any available disk connected to your PC or upload the image via FTP.

    Hetman RAID Recovery: Choose a disk or save the image via FTP

Where Are the User’s Files Actually Stored?

The Promise VTrak E310f network-attached storage keeps OS Linux operating system files on a separate RAID 1 (mirrored) array. Usually, all NAS systems create several volumes on every hard disk, and the first of them takes up to 2 Gb of space. This is where operating system files are stored. Other volumes are united into a RAID array where user’s data is written.

RAID Recovery Software: Detailed Comparison

Product Operating system RAID controller support Supported file systems Virtual RAID controller support Data recovery from damaged RAID File preview
Hetman RAID Recovery Windows, Linux, MacOS Yes, over 100 controllers FAT, exFAT, NTFS, ReFS, APFS, HFS+, Ext4, Ext3, Ext2, ReiserFS, Btrfs, VMFS, Hikvision, XFS, UFS, ZFS Yes Yes Yes
DiskInternals RAID Recovery Windows Yes, over 10 controllers FAT, NTFS, Ext2/3/4, HFS+ No Yes Yes
R-Studio Windows, Mac, Linux Yes, over 20 controllers FAT, NTFS, Ext2/3/4, HFS+ Yes Yes Yes
UFS Explorer RAID Recovery Windows, Mac, Linux Yes, over 100 controllers FAT, NTFS, Ext2/3/4, HFS+ Yes Yes Yes
EaseUS Data Recovery Windows Yes, over 20 controllers FAT, NTFS, Ext2/3/4, HFS+ No Yes Yes
ReclaiMe Free RAID Recovery Windows Yes, over 100 controllers FAT, NTFS, Ext2/3/4, HFS+ Yes Yes Yes

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We will be happy to answer your questions!

Comments (3)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 9.08.2022 12:31 #
    If you want to ask a question about data recovery, from NAS VTrak E310f, feel free to leave a comment!
  • Woodruff Pool
    Woodruff Pool 8.09.2023 19:44 #
    Are there any limitations on the size of data that can be recovered from a NAS Promise VTrak E310f device?
    • Hetman Software
      Hetman Software 8.09.2023 20:59 #

      The NAS Promise VTrak E310f device does not have any specific limitations on the size of data that can be recovered. However, there are some general factors that can affect the recovery process:

      1. Available storage space: The amount of free storage space on the recovery destination device should be sufficient to accommodate the recovered data.
      2. File system limitations: The file system used on the recovery destination device may have limitations on the maximum file size or total storage capacity. Ensure that the file system supports the size of data you are trying to recover.
      3. Network bandwidth: If you are recovering data over a network, the available bandwidth can impact the speed and efficiency of the recovery process. A larger amount of data may take longer to transfer.
      4. Recovery software limitations: The data recovery software or tools you are using may have their own limitations on the size of data they can handle. It is advisable to check the documentation or contact the software vendor to confirm any limitations.

      Overall, the NAS Promise VTrak E310f device itself does not impose any specific limitations on the size of data that can be recovered, but other factors may come into play.

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Vladimir Artiukh

Author: Vladimir Artiukh, Technical Writer

Vladimir Artiukh is a technical writer for Hetman Software, as well as the voice and face of their English-speaking YouTube channel, Hetman Software: Data Recovery for Windows. He handles tutorials, how-tos, and detailed reviews on how the company’s tools work with all kinds of data storage devices.

Oleg Afonin

Editor: Oleg Afonin, Technical Writer

Oleg Afonin is an expert in mobile forensics, data recovery and computer systems. He often attends large data security conferences, and writes several blogs for such resources as xaker.ru, Elcomsoft and Habr. In addition to his online activities, Oleg’s articles are also published in professional magazines. Also, Oleg Afonin is the co-author of a well-known book, Mobile Forensics - Advanced Investigative Strategies.

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Questions and answers

  • How does the NAS Promise VTrak E310f perform as a database server in terms of speed and latency?

    The NAS Promise VTrak E310f is a storage solution rather than a database server itself. However, it can be used as a storage system for a database server.

    In terms of speed and latency, the performance of the NAS Promise VTrak E310f can vary depending on various factors such as the specific configuration, the type of drives used, the RAID level, and the workload of the database server.

    The VTrak E310f supports high-speed connectivity options like Fibre Channel and iSCSI, which can provide fast data transfer rates. It also supports RAID configurations for data redundancy and improved performance.

    To optimize the performance of the database server, it is crucial to consider factors such as the number of drives, their rotational speed (RPM), the RAID level chosen, and the workload characteristics. Properly configuring the database server and the VTrak E310f can help achieve better speed and lower latency.

    It is recommended to consult the product documentation, performance benchmarks, and conduct thorough testing to determine the specific performance of the NAS Promise VTrak E310f in a particular database server setup.

  • What are the key features and capabilities of the NAS Promise VTrak E310f that make it suitable for hosting databases?

    The NAS Promise VTrak E310f is a high-performance storage solution that offers several key features and capabilities that make it suitable for hosting databases:

    1. High Capacity: The VTrak E310f supports up to 48 hard drives, allowing for a large amount of storage capacity. This is important for hosting databases that often require significant storage space for storing data.
    2. High Performance: The VTrak E310f is designed for high-performance applications and can deliver high-speed data transfer rates. This is crucial for hosting databases that require fast access to data and quick response times.
    3. RAID Support: The VTrak E310f supports various RAID levels, including RAID 0, 1, 5, 6, 10, 50, and 60. RAID provides data redundancy and improves data availability, which is essential for databases that need to ensure data integrity and minimize downtime.
    4. Scalability: The VTrak E310f is highly scalable, allowing for easy expansion as database storage requirements grow. Additional hard drives can be added to increase capacity, and multiple units can be connected together for even greater scalability.
    5. Data Protection: The VTrak E310f offers advanced data protection features such as snapshot and volume copy. Snapshots allow for point-in-time copies of data, while volume copy enables efficient data replication for disaster recovery purposes.
    6. High Availability: The VTrak E310f supports dual active-active controllers, ensuring high availability and eliminating single points of failure. This is crucial for hosting databases that require continuous availability and minimal downtime.
    7. Multi-Protocol Support: The VTrak E310f supports multiple protocols, including Fibre Channel and iSCSI, providing flexibility in connecting to different database servers. This allows for seamless integration with various database platforms.
    8. Management and Monitoring: The VTrak E310f comes with comprehensive management and monitoring tools that allow administrators to easily configure, monitor, and manage the storage system. This ensures optimal performance and simplifies the administration of the database hosting environment.

    Overall, the NAS Promise VTrak E310f offers high capacity, performance, scalability, data protection, and availability features that make it well-suited for hosting databases, providing a reliable and efficient storage solution.

  • How does the NAS Promise VTrak E310f ensure data integrity and reliability for database applications?

    The NAS Promise VTrak E310f ensures data integrity and reliability for database applications through the following mechanisms:

    1. Redundant Array of Independent Disks (RAID): The VTrak E310f supports various RAID levels (such as RAID 0, 1, 5, 6, and 10), which distribute data across multiple drives to provide redundancy and fault tolerance. This helps protect against data loss in case of drive failures.
    2. Hot Spare and Automatic Rebuild: The VTrak E310f allows for the configuration of hot spare drives, which can automatically replace failed drives in the array without manual intervention. This ensures that the system remains operational and data is accessible while the failed drive is being rebuilt.
    3. Battery Backup Unit (BBU): The VTrak E310f is equipped with a BBU that provides power to the cache memory in case of a sudden power loss. This ensures that any data residing in the cache is safely written to disk, preventing data corruption or loss.
    4. Data Scrubbing: The VTrak E310f periodically performs data scrubbing, which involves checking the integrity of data stored on the drives and correcting any errors. This helps detect and repair silent data corruption that may occur over time.
    5. Snapshot and Replication: The VTrak E310f supports snapshot and replication capabilities, allowing for the creation of point-in-time copies of data and the replication of data to remote locations. This helps protect against data loss due to accidental deletion or system failures.
    6. Data Validation and Verification: The VTrak E310f performs data validation and verification checks to ensure that data read from the drives is accurate and consistent with the expected values. This helps detect and prevent data corruption during read operations.
    7. Error Correction and Detection: The VTrak E310f utilizes various error correction and detection techniques, such as cyclic redundancy check (CRC), to identify and correct data errors. This helps maintain data integrity and reliability by detecting and mitigating data corruption issues.

    Overall, the NAS Promise VTrak E310f employs a combination of RAID, redundancy, data protection features, and error detection/correction mechanisms to ensure the integrity and reliability of data for database applications.