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How To Fix “error fsyncing/closing/dev/sda: input/output error” and Recover HDD Detection in BIOS

Ubuntu 20

In this article, we will discuss the steps to troubleshoot and resolve the “error fsyncing/closing/dev/sda: input/output error” and how to recover Hard Disk Drive (HDD) detection in the BIOS. This error is typically encountered during Ubuntu installation and may result in the HDD not being detected in the BIOS or Ubuntu live boot mode.

Quick Answer

To fix the "error fsyncing/closing/dev/sda: input/output error" and recover HDD detection in BIOS, you should start by checking the hardware connections of your HDD and ensuring they are securely plugged in. If the error persists, try connecting the HDD to another system to determine if the issue is with the HDD itself or your current system. Additionally, you can run a SMART test to check the health of your HDD and consider replacing cables or the HDD if necessary. If your HDD is not detected in the BIOS, try resetting the BIOS to default settings. If these steps do not resolve the issue, it may be necessary to consult a professional or contact the manufacturer for further assistance.

Understanding the Error

The “error fsyncing/closing/dev/sda: input/output error” is usually indicative of a hardware issue with your HDD. It may be due to faulty connections, a failing HDD, or issues with the system’s BIOS settings.

Step 1: Check Hardware Connections

The first step in troubleshooting this error is to check the physical connections of your HDD.

  1. Power off your computer and unplug it from the power source.
  2. Open the computer case and locate the HDD.
  3. Check the cables connecting the HDD to the motherboard. Ensure they are securely plugged in.
  4. Re-plug the cables to ensure a proper connection.

Step 2: Test the HDD on Another System

If the error persists, try connecting your HDD to another system. This will help determine if the issue is with the HDD itself or with your current system.

  1. Remove the HDD from the current system.
  2. Install it into another system.
  3. Check if the HDD is detected in the new system.

Step 3: Run a SMART Test

If your HDD is detected in another system, you can run a SMART (Self-Monitoring, Analysis, and Reporting Technology) test to check its health.

  1. Create a Ubuntu live USB and boot into it.
  2. Open the terminal and install the smartmontools package by running the command sudo apt-get install smartmontools.
  3. Run the SMART test with the command sudo smartctl -a /dev/sda.

This command will display the health status of your HDD. If it shows ‘PASSED’, your HDD is healthy. If it shows ‘FAILED’, your HDD may be failing and need replacement.

Step 4: Replace Cables

Faulty cables can sometimes cause detection issues. If the issue persists, consider replacing the cables connecting your HDD to the motherboard.

Step 5: Replace HDD

If all else fails and your HDD is confirmed to be faulty, you may need to replace it. Before doing so, make sure to backup any important data if possible.

Recovering HDD Detection in BIOS

If your HDD is not detected in the BIOS, follow these steps:

  1. Restart your computer and enter the BIOS setup.
  2. Navigate to the ‘Storage’ or ‘Advanced’ tab (the exact name may vary depending on your BIOS version).
  3. Check if your HDD is listed. If it isn’t, it may not be properly connected or it may be failing.
  4. Try resetting the BIOS to default settings. This option is usually found in the ‘Exit’ tab.

If your HDD is still not detected, it may be time to consult a professional or contact the manufacturer for further assistance.

Conclusion

The “error fsyncing/closing/dev/sda: input/output error” and HDD detection issues can be challenging to troubleshoot. However, by carefully checking your hardware connections, testing your HDD on another system, running a SMART test, and possibly replacing cables or the HDD itself, you can potentially resolve these issues. Always remember to backup your data to avoid loss during this process.

What does the “error fsyncing/closing/dev/sda: input/output error” mean?

The "error fsyncing/closing/dev/sda: input/output error" typically indicates a hardware issue with your Hard Disk Drive (HDD).

What can cause the “error fsyncing/closing/dev/sda: input/output error”?

The error can be caused by faulty connections, a failing HDD, or issues with the system’s BIOS settings.

How can I troubleshoot the “error fsyncing/closing/dev/sda: input/output error”?

You can troubleshoot the error by checking hardware connections, testing the HDD on another system, running a SMART test, and replacing cables or the HDD if necessary.

How do I check the hardware connections of my HDD?

To check the hardware connections, power off your computer, open the case, locate the HDD, and ensure the cables connecting it to the motherboard are securely plugged in.

What should I do if the error persists after checking the hardware connections?

If the error persists, try connecting your HDD to another system to determine if the issue is with the HDD itself or with your current system.

What is a SMART test?

A SMART test is a Self-Monitoring, Analysis, and Reporting Technology test that checks the health of your HDD.

How can I run a SMART test?

To run a SMART test, create a Ubuntu live USB, boot into it, open the terminal, install the smartmontools package, and run the command ‘sudo smartctl -a /dev/sda’.

What do the results of a SMART test indicate?

If the SMART test shows ‘PASSED’, your HDD is healthy. If it shows ‘FAILED’, your HDD may be failing and require replacement.

What should I do if my HDD is not detected in the BIOS?

If your HDD is not detected in the BIOS, you can try checking the connections, resetting the BIOS to default settings, or consulting a professional or the manufacturer for further assistance.

Should I backup my data before attempting any troubleshooting steps?

Yes, it is always recommended to backup your data before attempting any troubleshooting steps to avoid potential data loss.

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