External SSD Died During AI Training: Can the Models and Projects Be Recovered?
TL;DR:
To recover AI models and projects from a crashed external SSD, you must first determine if the drive is physically stable and correctly detected before running recovery software or consulting a professional lab.
● Use tools like Recoverit SSD Recovery on a separate drive only if the SSD stays connected at the expected capacity; stop all DIY scans and seek professional help if it overheats, repeatedly freezes the host, or reports incorrect sizes.
● Prioritize scanning for irreplaceable training checkpoints, experiment outputs, and source files over redownloadable pretrained models to minimize drive stress and scan time.
● Successful retrieval is not guaranteed because SSD TRIM, active overwriting, encryption, or physical hardware failures can render files permanently inaccessible even if fragments are found.
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In this AI-project storage failure, an external SSD holding about 120 GB of projects stopped working after heavy training I/O. The user later clarified that many models and training scripts were local, but older models, documentation, and enough material to rebuild still existed. The next decision is therefore not simply "scan everything"; it is whether the SSD is safe to read and which files are actually irreplaceable.
Decide if the SSD Is Stable Enough for Software Recovery
Use the Device State
- Detected at the expected capacity and stays connected: Logical recovery may be worth trying after you stop other writes.
- Not detected, reports the wrong capacity, disconnects, overheats, or repeatedly freezes the host: Stop DIY scans and consider a professional SSD recovery lab.
Recoverit's current SSD recovery guidance makes the same distinction: software is for readable logical loss, while controller, firmware, electronic, or other physical failures are not repaired by a consumer scan.
Recover the Unique Work Before Redownloadable Models
If pretrained models can be downloaded again or the project can be rebuilt from documentation, prioritize unique checkpoints, training data, experiment outputs, source files, and notes first. This reduces scan time and helps decide whether professional recovery is worth the cost if the SSD is unstable.
Scan Only if the SSD Remains Readable
When the SSD is stable and detected, Recoverit SSD Recovery can scan for deleted or inaccessible files. Install the recovery software on another physical drive and save recovered data somewhere else. Recovery is not guaranteed: SSD TRIM, overwriting, encryption, or physical failure can make model files and checkpoints unrecoverable even when names or fragments are found.