Expert Recommendations for RAID Array Data Recovery on NAS Infortrend EonStor DS 4024U Devices

Professional tips for RAID array data recovery from ⭐ NAS systems include RAID level understanding, data backup strategies, and recovery software selection.

Expert Recommendations for RAID Array Data Recovery on NAS Infortrend EonStor DS 4024U Devices

Infortrend EonStor DS 4024U NAS Data Recovery in 2024

In this step-by-step tutorial, we’ll show you how to rebuild your RAID and recover data from EonStor DS 4024U.

Expert Recommendations for RAID Array Data Recovery on NAS Infortrend EonStor DS 4024U Devices

RAID Recovery™ 2.6
Recover data from damaged RAID arrays inaccessible from a computer.
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Why can’t ordinary software tools restore files from RAID?

Conventional hard disks keep user’s data by writing it to their surface in a consecutive way, and this is how an entire file is stored on a single hard disk. However, when data is written to a RAID system, a file is divided into several parts. Then these parts are written consecutively to all hard disks within such array. The size of such parts may range from 2 KB to 2 MB, so each file is stored on several hard disks at the same time.

Such approach helps to speed up read and write operations, and it is evident that saving two parts of a file having the size of 1 GB to two hard disks simultaneously is much faster than saving the same 1 GB of data to one hard disk. However, this peculiarity makes file recovery more complicated.

Various RAID levels store information in different ways. Additionally, manufacturers like Infortrend also introduce some modifications to this process, and that is why data can be written to hard disk in a wide variety of ways.

Can the use of redundant power supplies reduce the chances of data loss on NAS Infortrend EonStor DS 4024U devices?

Yes, the use of redundant power supplies can help reduce the chances of data loss on NAS Infortrend EonStor DS 4024U devices. Redundant power supplies provide a backup power source in case one of the power supplies fails. This ensures continuous power supply to the device, reducing the risk of unexpected shutdowns or power outages that could lead to data loss or corruption. By having redundant power supplies, the NAS device can maintain its operations even if one power supply fails, enhancing the overall reliability and availability of the system.

How to take hard disks out of the NAS and connect them to a PC?

Although NAS EonStor DS 4024U can be accessed over the network, you still need to take the hard disks out of the storage device and connect them to a Windows computer. Only in this case will the software be able to scan them properly. Here is what you should do:

  1. Turn off the storage and disconnect it from the power supply.

    WARNING! Before you start taking hard disks out of your NAS device, read the manual carefully. Incorrect actions may damage your network-attached storage and/or the hard disks within the RAID system.

  2. Take the hard disks out of the NAS one by one, carefully removing them from their slots. Remember that the disks are extremely vulnerable: hitting or dropping them may result in serious physical damage.

  3. Make sure to mark each hard disk in accordance with how they were installed inside the NAS.

  4. Remove the hard disks and connect them to the computer. In this video, we have explored what ports are used to connect hard disks, and what to do if there are not enough ports or connectors.

    Go to view
    How to Order Remote Data Recovery

    How to Order Remote Data Recovery

Restoring data with Hetman RAID Recovery

Hetman Raid Recovery

This program recovers data from damaged RAID arrays and is fully compatible with Infortrend EonStor DS 4024U. The hard disks that make up the RAID contain technical information about the algorithm used to save files. When launched, Hetman RAID Recovery reads this information and puts the damaged array together. Then you can open the disk and save your files. Also, you can recover the files accidentally deleted from the network drive.

Go to view
How to recover data from a Infortrend

How to recover data from a Infortrend

EonStor DS 4024U has 24 HDD slots, and it supports the following array types:

  • RAID 0;
  • RAID 1;
  • RAID 5;
  • RAID 6;
  • 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;

Safe recovery from disk images

This utility lets you save an entire copy of the disk to file and then work with this image instead of the actual disk. Such feature helps to protect data on the disk from:

  • Overwriting during the recovery process;
  • Loss resulting from bad sectors;
  • User mistakes.

To create an image, do the following:

  1. Make sure that you have enough free space to save the image. The image file size usually equals the disk size.

  2. Select the disk in the main window, and choose from the menu ToolsSave Disk. You can select multiple disks to be saved.

  3. When the image creation wizard starts, you can choose to save the entire disk or select only a part of it. Specify the parameters and click Next.

    Hetman Raid Recovery: Image Creation Wizard
  4. At this stage, you need to choose a directory where to save the image. Choose any disk connected to this PC, or save the image by FTP.

    Hetman Raid Recovery: hoose any disk connected to this PC, or save the image by FTP

Where are user’s files stored?

The Infortrend EonStor DS 4024U 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.

Comparison of software for RAID recovery

Product Operating system License type RAID controller support Supported file systems Virtual RAID controller support Data recovery from damaged RAID File preview
Hetman RAID Recovery Windows Paid Yes, over 100 controllers FAT, NTFS, Ext2/3/4, HFS+ Yes Yes Yes
DiskInternals RAID Recovery Windows Paid Yes, over 100 controllers FAT, NTFS, Ext2/3/4, HFS+ No Yes Yes
R-Studio Windows, Mac, Linux Paid Yes, over 200 controllers FAT, NTFS, Ext2/3/4, HFS+ Yes Yes Yes
UFS Explorer RAID Recovery Windows, Mac, Linux Paid Yes, over 1,000 controllers FAT, NTFS, Ext2/3/4, HFS+ Yes Yes Yes
EaseUS Data Recovery Windows Paid Yes, over 20 controllers FAT, NTFS, Ext2/3/4, HFS+ No Yes Yes
ReclaiMe Free RAID Recovery Windows Free Yes, over 100 controllers FAT, NTFS, Ext2/3/4, HFS+ Yes Yes Yes

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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 EonStor DS 4024U, feel free to leave a comment!
  • Jesse Fleay
    Jesse Fleay 4.09.2023 07:56 #
    Can data recovery from a NAS Infortrend EonStor DS 4024U device be done in cases of RAID system failures?
    • Hetman Software
      Hetman Software 4.09.2023 08:00 #

      Yes, data recovery from a NAS Infortrend EonStor DS 4024U device can be done in cases of RAID system failures. However, the success of the data recovery process depends on the specific circumstances and the severity of the RAID failure.

      In cases of RAID system failures, it is recommended to contact a professional data recovery service provider with experience in recovering data from NAS devices. They will have the necessary expertise and tools to handle RAID recoveries and can assist in recovering the data from the failed NAS device.

      It is important to note that attempting DIY data recovery methods or improper handling of the failed RAID system can potentially worsen the situation and result in permanent data loss. Therefore, it is advisable to seek professional assistance for the best chance of successful data recovery.

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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

  • What are the key features and capabilities of the NAS Infortrend EonStor DS 4024U that make it suitable for use as a VPN server?

    The Infortrend EonStor DS 4024U is a network-attached storage (NAS) device that can be used as a VPN server due to its key features and capabilities. Here are some of the reasons why it is suitable for this purpose:

    1. High-performance hardware: The EonStor DS 4024U is equipped with powerful hardware components, including a high-speed processor and ample memory. This ensures that it can handle the encryption and decryption processes required for VPN connections without significant performance degradation.
    2. Scalability: The NAS supports expansion units, allowing for easy scalability as the VPN server's requirements grow. This makes it suitable for small to medium-sized businesses that may need to accommodate a larger number of VPN connections in the future.
    3. Robust security features: The EonStor DS 4024U offers various security features to ensure the confidentiality and integrity of VPN connections. It supports advanced encryption protocols such as IPsec and SSL/TLS, which are commonly used in VPN implementations. Additionally, it provides features like firewall protection, access control lists, and user authentication mechanisms to enhance overall security.
    4. High availability and reliability: The NAS is designed for high availability, with redundant power supplies and cooling modules. It also supports RAID configurations, allowing for data redundancy and protection against drive failures. These features ensure that the VPN server remains operational even in the event of hardware failures, providing uninterrupted VPN services to users.
    5. Flexible connectivity options: The EonStor DS 4024U offers a range of connectivity options, including multiple Ethernet ports and Fibre Channel interfaces. This flexibility allows for easy integration into existing network infrastructures and enables efficient VPN connectivity.
    6. Management and monitoring capabilities: The NAS provides comprehensive management and monitoring tools, allowing administrators to easily configure and manage VPN settings. It offers a user-friendly web-based management interface and supports remote management, making it convenient for administrators to monitor and maintain the VPN server.

    Overall, the key features and capabilities of the Infortrend EonStor DS 4024U, such as high-performance hardware, scalability, robust security, high availability, flexible connectivity options, and management tools, make it well-suited for use as a VPN server.

  • How does the NAS Infortrend EonStor DS 4024U handle VPN connections and what protocols does it support?

    The NAS Infortrend EonStor DS 4024U does not handle VPN connections directly. It is primarily a storage device that provides network-attached storage (NAS) capabilities. VPN connections are typically established at the network level, outside the scope of the NAS device.

    However, the NAS device can be integrated into a network environment that has a VPN infrastructure in place. In such cases, clients connecting to the NAS device can establish VPN connections using the supported protocols of the VPN infrastructure.

    The supported VPN protocols depend on the VPN infrastructure in use. Common VPN protocols include:

    1. IPsec (Internet Protocol Security): A widely used protocol for secure communication over the internet. It provides encryption and authentication for VPN connections.
    2. SSL/TLS (Secure Sockets Layer/Transport Layer Security): Often used for secure remote access to web applications. SSL/TLS VPNs are typically browser-based and provide secure access to resources through a web portal.
    3. PPTP (Point-to-Point Tunneling Protocol): An older VPN protocol that provides basic encryption and authentication. It is less secure compared to IPsec and SSL/TLS.
    4. L2TP (Layer 2 Tunneling Protocol): Often used in combination with IPsec to provide more secure VPN connections. L2TP itself does not provide encryption or authentication but is commonly used as a tunneling protocol.

    It is essential to consult the documentation of your specific VPN infrastructure to determine the supported protocols and configuration options for establishing VPN connections with the NAS device.

  • Can the NAS Infortrend EonStor DS 4024U be easily configured and managed as a VPN server, and what level of security does it provide for VPN connections?

    The NAS Infortrend EonStor DS 4024U is primarily designed as a storage device and may not have built-in VPN server functionality. It is recommended to check the official documentation or contact Infortrend support to confirm if this specific model supports VPN server configuration.

    If the NAS does support VPN server functionality, its level of security will depend on the available VPN protocols and encryption options. Common VPN protocols such as OpenVPN, IPSec, or L2TP/IPSec provide varying levels of security. OpenVPN is generally considered to be highly secure, while IPSec offers strong encryption as well. L2TP/IPSec is a widely supported protocol but may have some security concerns.

    To ensure the security of VPN connections, it is essential to keep the NAS firmware up to date, use strong encryption algorithms, enforce secure password policies, and follow best practices for network security. It is also recommended to consult with a network security professional to evaluate the specific security features and capabilities of the NAS device.

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