NAS Digiever DS-4116-RM Data Recovery: RAID Array Optimization Strategies

RAID array recovery on ⭐ NAS drives made simple with our step-by-step recovery tips.

NAS Digiever DS-4116-RM Data Recovery: RAID Array Optimization Strategies

Digiever DS-4116-RM NAS Data Recovery in 2024

In this step-by-step tutorial, we’ll show you how to rebuild your RAID and recover data from DS-4116-RM.

NAS Digiever DS-4116-RM Data Recovery: RAID Array Optimization Strategies

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 Digiever also introduce some modifications to this process, and that is why data can be written to hard disk in a wide variety of ways.

Are there any data storage capacity limitations that can impact data loss risks for NAS Digiever DS-4116-RM devices?

Yes, there are data storage capacity limitations that can impact data loss risks for NAS Digiever DS-4116-RM devices. The DS-4116-RM is a 1U rackmount network-attached storage device with four drive bays. Each drive bay can accommodate a maximum capacity of 16TB, allowing for a total storage capacity of 64TB with four drives.

If the storage capacity of the DS-4116-RM is exceeded, there is a risk of data loss. This can occur if the device runs out of available storage space and is unable to write new data or if the storage drives become full and are unable to store additional data.

To mitigate the risk of data loss, it is important to regularly monitor the storage capacity of the DS-4116-RM and ensure that it is not approaching its maximum limit. Implementing a data backup strategy, such as regularly backing up the data to an external storage device or a cloud storage service, can also help protect against data loss risks.

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

Although NAS DS-4116-RM 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 Digiever DS-4116-RM. 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 Digiever

How to recover data from a Digiever

DS-4116-RM has 4 HDD slots, and it supports the following array types:

  • RAID 0;
  • RAID 1;
  • RAID 5;
  • RAID 6;
  • 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 Digiever DS-4116-RM 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 DS-4116-RM, feel free to leave a comment!
  • Terence Hitchens
    Terence Hitchens 24.08.2023 18:52 #
    Are there any specific hardware requirements for data recovery from a NAS Digiever DS-4116-RM device?
    • Hetman Software
      Hetman Software 24.08.2023 18:59 #

      The specific hardware requirements for data recovery from a Digiever DS-4116-RM NAS device may vary depending on the specific recovery method or software being used. However, in general, the following hardware requirements may be necessary:

      1. Computer or workstation: You will need a computer or workstation with sufficient processing power and memory to run the data recovery software or tools. The exact requirements may vary depending on the software you choose.
      2. Storage media: You will need a separate storage media, such as an external hard drive or another NAS device, to store the recovered data. Make sure you have enough storage capacity to accommodate the recovered files.
      3. Network connectivity: The Digiever DS-4116-RM is a network-attached storage device, so you will need a network connection to access and recover data from it. Ensure that your computer or workstation has a compatible network interface or adapter for connecting to the NAS device.
      4. Data recovery software: Depending on the complexity of the recovery process and the specific requirements of the Digiever DS-4116-RM device, you may need specialized data recovery software. Some software solutions may have their own specific hardware requirements, so it is essential to check the software documentation or vendor's website for the recommended hardware specifications.

      It is worth noting that data recovery from a NAS device can be a complex and sensitive process. If you are not familiar with data recovery procedures or do not have the necessary technical expertise, it is advisable to consult a professional data recovery service to ensure the best chance of successful recovery without further data loss.

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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 necessary steps to access files on the NAS Digiever DS-4116-RM from a remote location?

    To access files on the NAS Digiever DS-4116-RM from a remote location, you need to follow these necessary steps:

    1. Ensure the NAS is connected to the internet: Connect the NAS Digiever DS-4116-RM to your local network and make sure it has internet access. This can be done by connecting it to your router or switch.
    2. Configure port forwarding: Log in to your router's administration panel and set up port forwarding for the NAS. You need to forward the appropriate ports (e.g., 80 for HTTP, 443 for HTTPS) to the local IP address of the NAS device. This allows remote access to the NAS from outside your network.
    3. Set up a static IP address: Assign a static IP address to the NAS Digiever DS-4116-RM within your local network. This ensures that the IP address remains constant and doesn't change every time the NAS restarts. You can configure this within the NAS settings or through your router's DHCP reservation feature.
    4. Enable remote access: Access the NAS Digiever DS-4116-RM administration panel through a web browser using its local IP address. Navigate to the remote access settings and enable remote access features such as FTP, SFTP, or WebDAV. Configure the necessary authentication settings and access permissions.
    5. Set up a dynamic DNS service: If your internet service provider assigns you a dynamic IP address (which changes periodically), you will need to set up a dynamic DNS (DDNS) service. This service associates a domain name with your changing IP address, allowing you to access the NAS using a consistent URL. There are various DDNS providers available, and you typically need to configure the DDNS settings within the NAS administration panel.
    6. Configure firewall settings: Ensure that any firewalls or security software on your network or computer do not block the required ports for remote access. Adjust the firewall settings to allow incoming connections to the NAS.
    7. Access the NAS remotely: Once the above steps are completed, you can access the files on the NAS Digiever DS-4116-RM from a remote location. Open a web browser on any device, enter the DDNS URL or the public IP address of your network, followed by the appropriate port number (e.g., http://yourdomain.com:80 or https://yourdomain.com:443). Log in using your NAS credentials, and you should be able to browse and download/upload files remotely.

    Note: It is crucial to ensure the security of your NAS by using strong passwords, enabling encryption, and regularly updating the firmware to protect against potential vulnerabilities.

  • Are there any specific software or applications required to remotely access files on the NAS Digiever DS-4116-RM?

    Yes, to remotely access files on the Digiever DS-4116-RM NAS, you would typically need to use the Digiever NVR Remote Desktop software or the Digiever NVR Mobile App. These applications allow you to connect to the NAS device from your computer or mobile device, providing remote access to the files stored on the NAS.

  • What security measures should be taken when accessing files on the NAS Digiever DS-4116-RM from a remote location to ensure data protection?

    When accessing files on the NAS Digiever DS-4116-RM from a remote location, several security measures should be taken to ensure data protection. Here are some recommended measures:

    1. Enable Secure Socket Layer (SSL) or Transport Layer Security (TLS) encryption: This ensures that the communication between the remote location and the NAS is encrypted, preventing unauthorized access or eavesdropping.
    2. Implement strong authentication: Use strong passwords and consider implementing two-factor authentication (2FA) to add an extra layer of security. This can prevent unauthorized access even if the password is compromised.
    3. Use a Virtual Private Network (VPN): Set up a VPN connection to establish a secure and encrypted tunnel between the remote location and the NAS. This adds an additional layer of security and protects against potential network attacks.
    4. Regularly update firmware and software: Keep the firmware and software of the NAS up to date with the latest security patches and updates. This helps protect against known vulnerabilities that could be exploited by attackers.
    5. Implement firewall rules: Configure the firewall on the NAS to allow only necessary incoming and outgoing connections. This helps block unauthorized access attempts and reduces the attack surface.
    6. Enable access control and user permissions: Implement access control mechanisms and user permissions to restrict access to specific files or folders. Only grant access to authorized users and regularly review and update user permissions.
    7. Regularly backup data: Implement a regular backup strategy to ensure that data is protected in case of any data loss or security breach. Store backups in a separate location or on a different device to mitigate the risk of data loss.
    8. Monitor and log activities: Enable logging and monitoring features on the NAS to track and analyze any suspicious activities. Regularly review the logs to detect any unauthorized access attempts or unusual behavior.
    9. Educate users on security best practices: Train users on security best practices, such as avoiding phishing emails, using strong passwords, and being cautious while accessing files remotely. User awareness is crucial in maintaining data protection.

    By implementing these security measures, you can enhance the data protection and minimize the risk of unauthorized access or data breaches when accessing files on the NAS Digiever DS-4116-RM from a remote location.

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