How to check ssd health?

HotbotBy HotBotUpdated: July 11, 2024

Introduction to SSD Health

Solid State Drives (SSDs) have become the go-to storage solution for many due to their speed, reliability, and efficiency. However, like any piece of technology, they are not immune to wear and tear. Monitoring the health of your SSD is crucial to ensure data integrity and longevity. This guide covers various methods and tools to check SSD health, from built-in utilities to third-party software.

Understanding SSD Health Metrics

Several metrics are commonly used to gauge the health of an SSD:

  • SMART (Self-Monitoring, Analysis, and Reporting Technology): A system used by SSDs to monitor their own health and provide data.
  • TBW (Terabytes Written): The total amount of data written to the SSD.
  • P/E Cycles (Program/Erase Cycles): The number of times a cell can be written and erased before it becomes unreliable.
  • Health Percentage: A general health indicator often provided by SSD manufacturers.

Using Built-in Tools on Different Operating Systems


Windows provides several built-in tools for monitoring SSD health:

  • CHKDSK: This utility checks the file system and file system metadata. Run it by typing chkdsk in the command prompt.
  • WMIC (Windows Management Instrumentation Command-line): A more advanced tool. Open Command Prompt and type:
    wmic diskdrive get status
  • Disk Management: A GUI tool accessible by right-clicking the Start button and selecting Disk Management.


macOS users can use the following built-in tools:
  • Disk Utility: Found in the Applications > Utilities folder. Use the 'First Aid' feature to check and repair disks.
  • Terminal: For more detailed information, open Terminal and use:
    diskutil info disk0


Linux provides a wealth of command-line tools to monitor SSD health:
  • smartctl: Part of the smartmontools package. Install it using your package manager and run:
    sudo smartctl -a /dev/sdX
  • GNOME Disks: A graphical tool available in many Linux distributions.

Third-Party Software Solutions


CrystalDiskInfo is a popular free tool for Windows that provides detailed information about your SSD's health using SMART data. It offers a user-friendly interface and real-time monitoring.

Samsung Magician

For those using Samsung SSDs, Samsung Magician offers advanced diagnostics tailored specifically for Samsung drives. It provides detailed health reports, performance benchmarks, and firmware updates.

Intel SSD Toolbox

Similar to Samsung Magician, Intel SSD Toolbox is designed for Intel SSDs. It offers comprehensive health monitoring, optimization tools, and firmware updates.

HD Tune

HD Tune is another versatile tool that works with various brands of SSDs. It offers benchmarking, error scanning, and health monitoring.

Interpreting SMART Data

SMART data can be intimidating due to its technical nature. Here are some key attributes to focus on:
  • Reallocated Sectors Count: Indicates the number of bad sectors that have been remapped.
  • Wear Leveling Count: Shows how evenly the SSD cells are being used.
  • Power-On Hours: Total hours the SSD has been powered on.
  • Uncorrectable Error Count: The number of errors that could not be corrected.
A healthy SSD will have low values for these attributes. High values may indicate a failing drive.

Regular Maintenance Tips

Firmware Updates

Manufacturers often release firmware updates to improve performance and fix bugs. Regularly check for updates on the manufacturer's website.


Over-provisioning involves setting aside a portion of the SSD's capacity to improve performance and longevity. Many SSD management tools offer this feature.

TRIM Command

The TRIM command helps the SSD manage unused data, improving performance and lifespan. Ensure TRIM is enabled on your operating system:
  • Windows: Open Command Prompt and type:
    fsutil behavior query DisableDeleteNotify
    A result of DisableDeleteNotify = 0 means TRIM is enabled.
  • macOS: TRIM is automatically enabled for Apple SSDs. For third-party SSDs, use:
    sudo trimforce enable
  • Linux: Most modern Linux distributions enable TRIM by default. You can manually run TRIM using:
    sudo fstrim -v /

Backup Strategies

Regular backups are essential regardless of SSD health. Use cloud storage or external drives to ensure your data is safe. Options include:

  • Cloud Services: Google Drive, Dropbox, and OneDrive offer automated backup solutions.
  • External HDDs/SSDs: Regularly copy important files to an external storage device.
  • Network Attached Storage (NAS): A more advanced solution for continuous backup.

Monitoring SSD health involves a combination of built-in tools, third-party software, and understanding key metrics. By regularly checking your SSD, performing maintenance, and keeping backups, you can ensure longevity and data integrity. As technology continues to evolve, staying informed and proactive will always be your best strategy.

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