How to recover data from Buffalo Drive Station HD-WL2TSU2R1 NAS

Is your network drive gone, and you are wondering what to do? Has a RAID system crashed, and your files are no longer accessible? Does your device display an error while booting? Have you accidentally rebuilt your RAID system? Are several hard disks out of order?

How to recover data from NAS Buffalo Drive Station HD-WL2TSU2R1

Buffalo Drive Station HD-WL2TSU2R1 NAS Data Recovery in 2024

In this step-by-step tutorial, we’ll show you how to rebuild your RAID and recover data from Drive Station HD-WL2TSU2R1.

How to recover data from NAS Buffalo Drive Station HD-WL2TSU2R1

Recover data from damaged RAID arrays inaccessible from a computer.

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

How can regular system monitoring and alerting help in early detection and prevention of data loss events on NAS Buffalo Drive Station HD-WL2TSU2R1 devices?

Regular system monitoring and alerting can help in early detection and prevention of data loss events on NAS Buffalo DriveStation HD-WL2TSU2R1 devices in the following ways:

  1. Real-time Monitoring: By monitoring the system regularly, you can keep track of the NAS device's performance, storage capacity, and network connectivity. Any abnormal behavior or performance degradation can be detected promptly.
  2. Disk Health Monitoring: Monitoring the health of the NAS hard drives is crucial. Regular monitoring can help identify early signs of drive failure, such as high read/write error rates, increased spin-up time, or bad sectors. Alerting mechanisms can notify administrators when these indicators exceed predefined thresholds, allowing for timely action.
  3. RAID Monitoring: If the NAS device is configured with RAID (Redundant Array of Independent Disks), monitoring the RAID status is essential. Regularly checking the RAID array's health can identify degraded or failed drives, ensuring data redundancy and preventing data loss.
  4. Backup Monitoring: Monitoring the backup process is critical to ensure that data is being regularly backed up from the NAS device to an external storage location. Alerts can be set up to notify administrators if backups fail or if they haven't been performed within a specified timeframe.
  5. Security Monitoring: Regular monitoring can help detect any unauthorized access attempts or suspicious activities on the NAS device. This can include failed login attempts, unusual network traffic patterns, or unexpected file modifications. Early detection of security breaches can prevent data loss due to unauthorized access.
  6. Firmware and Software Updates: Monitoring for available firmware and software updates is essential to keep the NAS device protected against known vulnerabilities. Regularly checking for updates and promptly applying them can prevent potential security breaches that could lead to data loss.
  7. Environmental Monitoring: Monitoring the temperature and humidity levels in the environment where the NAS device is located can help prevent data loss due to hardware failures caused by unfavorable conditions. Alerts can be set up to notify administrators if the temperature or humidity exceeds safe limits.

By implementing regular system monitoring and alerting practices, administrators can proactively identify potential issues, take preventive measures, and minimize the risk of data loss events on NAS Buffalo DriveStation HD-WL2TSU2R1 devices.

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

Although NAS Drive Station HD-WL2TSU2R1 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 Buffalo Drive Station HD-WL2TSU2R1. 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 Buffalo

How to recover data from a Buffalo

Drive Station HD-WL2TSU2R1 has 1 HDD slots, and it supports the following array types:

  • RAID 0;
  • RAID 1;
  • 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 Buffalo Drive Station HD-WL2TSU2R1 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 Drive Station HD-WL2TSU2R1, feel free to leave a comment!
  • Elliot Nix
    Elliot Nix 27.08.2023 20:54 #
    Can data recovery from a NAS Buffalo Drive Station HD-WL2TSU2R1 device be done if the storage disks have been physically removed or replaced?
    • Hetman Software
      Hetman Software 27.08.2023 21:01 #

      If the storage disks of a NAS Buffalo Drive Station HD-WL2TSU2R1 device have been physically removed or replaced, data recovery may still be possible depending on the circumstances. Here are a few scenarios:

      1. If the original disks have been replaced with new ones and the device has been reformatted or initialized, data recovery may be difficult or impossible. The new disks would not contain any of the original data, and the chances of recovering the data from the old disks would depend on factors such as the condition of the disks and the recovery methods used.
      2. If the original disks have been removed but not replaced, data recovery may still be possible. However, it would require specialized knowledge and tools. The disks would need to be connected to a compatible system or data recovery equipment to attempt the recovery process.
      3. If the original disks have been removed and replaced with new ones, but no reformatting or initialization has been performed, data recovery may be more feasible. In this case, the original data could potentially still be present on the old disks, and they could be connected to a compatible system or data recovery equipment for recovery attempts.

      It's important to note that data recovery from a NAS device can be a complex and delicate process. It is generally recommended to consult with professional data recovery services or experts who specialize in NAS recovery to increase the chances of successful data retrieval.

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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 specifications of the NAS Buffalo Drive Station HD-WL2TSU2R1 that make it suitable for use as a database server?

    The NAS Buffalo Drive Station HD-WL2TSU2R1 has several key features and specifications that make it suitable for use as a database server:

    1. Storage Capacity: It offers a high storage capacity of 2TB, which is essential for storing and managing large amounts of data in a database server.
    2. RAID Support: The NAS Drive Station supports RAID 1, which provides data redundancy and helps in preventing data loss. This is crucial for maintaining the integrity and availability of a database.
    3. Gigabit Ethernet: It comes with a Gigabit Ethernet port, allowing for fast and reliable network connectivity. This is essential for ensuring smooth and efficient communication between the database server and the clients accessing the data.
    4. Hot-Swap Functionality: The NAS Drive Station is designed with hot-swap functionality, which means that hard drives can be replaced or added without powering down the server. This feature allows for easy expansion or maintenance of the database server without any interruption in service.
    5. Web Access: It provides web access functionality, allowing users to access the database server remotely. This is useful for remote management and accessing the database from different locations.
    6. Backup and Disaster Recovery: The NAS Drive Station offers backup and disaster recovery features, including automatic backup options and support for third-party backup software. These features are crucial for ensuring data protection and quick recovery in case of any data loss or system failure.
    7. Security: The NAS Drive Station provides various security features, including password protection, encryption, and access control. These features help in securing the database server and protecting sensitive data from unauthorized access.

    Overall, the NAS Buffalo Drive Station HD-WL2TSU2R1 offers ample storage capacity, data redundancy, fast network connectivity, remote access, backup options, and security features, making it a suitable choice for use as a database server.

  • How does the NAS Buffalo Drive Station HD-WL2TSU2R1 compare to other database server solutions in terms of performance, reliability, and ease of use?

    The NAS Buffalo Drive Station HD-WL2TSU2R1 is not specifically designed as a database server solution. It is a network-attached storage (NAS) device primarily used for file storage and sharing.

    In terms of performance, the Buffalo Drive Station HD-WL2TSU2R1 may not be as powerful as dedicated database server solutions. It typically offers lower processing power, memory, and storage capacity compared to servers designed specifically for database operations. As a result, it may not be able to handle heavy database workloads efficiently.

    Reliability can be subjective and depend on various factors such as usage, maintenance, and environmental conditions. However, dedicated database server solutions often have built-in redundancy features, such as RAID configurations, hot-swappable components, and backup options, which enhance data protection and availability. The Buffalo Drive Station HD-WL2TSU2R1 may not provide the same level of reliability and data integrity as purpose-built database servers.

    In terms of ease of use, the Buffalo Drive Station HD-WL2TSU2R1 is designed to be user-friendly and offers a simple setup process. It typically comes with a web-based interface that allows users to configure and manage the device easily. However, compared to dedicated database server solutions, it may lack advanced management features, monitoring capabilities, and scalability options that are essential for database servers.

    Overall, while the Buffalo Drive Station HD-WL2TSU2R1 can be used for basic database storage, it may not offer the same level of performance, reliability, and ease of use as dedicated database server solutions. It is important to assess your specific requirements and consider specialized database server solutions for optimal performance and reliability.

  • What are the potential limitations or drawbacks of using the NAS Buffalo Drive Station HD-WL2TSU2R1 as a database server, and how can they be mitigated or addressed?

    There are several potential limitations or drawbacks of using the NAS Buffalo Drive Station HD-WL2TSU2R1 as a database server:

    1. Limited processing power: The Buffalo Drive Station is primarily designed for storage purposes and may not have sufficient processing power to handle complex database operations. This can result in slower performance and potentially impact the overall responsiveness of the database.

    Mitigation: One way to address this limitation is to offload the database processing to a separate server with more powerful hardware. This can be achieved by using the Buffalo Drive Station as a storage device and connecting it to a dedicated database server.

    1. Limited memory: The Buffalo Drive Station may have limited RAM capacity, which can restrict the number of concurrent database connections and the size of the database that can be effectively managed. Insufficient memory can lead to slower query execution and decreased overall performance.

    Mitigation: Adding more RAM to the Buffalo Drive Station can help alleviate memory constraints. However, if the memory limitation persists, it is advisable to consider using a dedicated database server with ample memory capacity.

    1. Network bandwidth limitations: The Buffalo Drive Station connects to the network via Ethernet, and the available network bandwidth can impact the speed at which data can be transferred to and from the database server. This can lead to slower query execution and increased latency.

    Mitigation: To mitigate network bandwidth limitations, ensure that the NAS is connected to a high-speed network infrastructure. Additionally, optimizing the database queries, using caching mechanisms, and implementing data compression techniques can help reduce the amount of data transferred over the network.

    1. Lack of advanced database features: The Buffalo Drive Station may not offer advanced database features such as built-in replication, high availability, or clustering. These features are essential for ensuring data redundancy, fault tolerance, and scalability in a production database environment.

    Mitigation: If these advanced features are required, it is recommended to use a dedicated database server that provides the necessary functionality. The Buffalo Drive Station can still be utilized as a storage device for the database server to take advantage of its storage capabilities.

    1. Limited scalability: The Buffalo Drive Station may have limitations in terms of the maximum storage capacity it can support. This can restrict the ability to scale the database as the data size grows over time.

    Mitigation: To address scalability limitations, consider using a storage solution that supports expansion, such as a storage area network (SAN) or a network-attached storage (NAS) system with the ability to add additional drives or expand storage capacity as needed.

    Overall, while the Buffalo Drive Station HD-WL2TSU2R1 can be used as a database server in certain scenarios, it may have limitations in terms of processing power, memory, network bandwidth, advanced features, and scalability. By addressing these limitations through hardware upgrades, optimizing network infrastructure, and leveraging dedicated database servers, it is possible to mitigate these drawbacks and ensure a more efficient and reliable database environment.

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