Tips and Tricks

How do I check a hard drive health in Linux?

How do I check a hard drive health in Linux?

smartctl is a tool to check your S.M.A.R.T. -enabled hard disk drive’s (hdd) status in Linux….Steps to check hard drive health status in Linux:

  1. Launch terminal.
  2. Install smartmontools package for your system.
  3. List installed hard drive on your system.
  4. Instruct hard drive to perform self-test using smartctl.

How do I check if a disk is faulty Linux?

Steps to check for disk error and bad sector in Linux:

  1. Launch terminal.
  2. List available disks on your system.
  3. Make sure the disk you want to check is not mounted.
  4. Check disk S.M.A.R.T.
  5. Check for filesystem consistency of disk using fsck.
  6. Check for disk bad blocks or bad sector using badblocks.

What is the command to check disk in Linux?

Linux check disk space with df command

  1. Open the terminal and type the following command to check disk space.
  2. The basic syntax for df is: df [options] [devices] Type:
  3. df.
  4. df -H.

How do I run Smartmontools on Linux?

Setting up

  1. You can install the smartmontools package from the Synaptic Package Manager (see SynapticHowto), or by typing the following into the terminal: sudo apt-get install smartmontools.
  2. To ensure that your drive supports SMART, type: sudo smartctl -i /dev/sda.

How do I test my hard drive speed Linux?

To test the speed of your hard disk:

  1. Open Disks from the Activities overview.
  2. Choose the disk from the list in the left pane.
  3. Click the menu button and select Benchmark disk… from the menu.
  4. Click Start Benchmark… and adjust the Transfer Rate and Access Time parameters as desired.

How do I run a system check in Linux?

Run fsck on Linux Root Partition

  1. To do so, power on or reboot your machine through the GUI or by using the terminal: sudo reboot.
  2. Press and hold the shift key during boot-up.
  3. Select Advanced options for Ubuntu.
  4. Then, select the entry with (recovery mode) at the end.
  5. Select fsck from the menu.

How do I run a diagnostic on Linux?


  1. To run the diagnostic Wizard, ensure that the diagnostic daemons are running on all the machines that you want to include in the diagnosis.
  2. The login host dialog opens.
  3. The ARCserve Backup diagnostic wizard welcome screen appears.
  4. Click Next.
  5. Select the machines that you want to diagnose and click next.

How do you troubleshoot a file system is full?

Your comment on this answer: Check filesystem usage. Check for deleted files which are getting accessed. If actual usage of /var is less than showing in “df -h” command then there must be issue with open log files which are deleted but still accessed by Process. Check for deleted files which are getting accessed.

How do I scan a Linux hard drive?

How to Check Hard Drive for Bad Sectors or Blocks in Linux

  1. Step 1) Use fdisk command to identify hard drive info.
  2. Step 2) Scan hard drive for Bad Sectors or Bad Blocks.
  3. Step 3) Inform OS not to use bad blocks for storing data.
  4. 8 thoughts on “How to Check Hard Drive for Bad Sectors or Blocks in Linux”

What is Smartctl command?

smartctl is a command line utility designed to perform SMART tasks such as printing the SMART self-test and error logs, enabling and disabling SMART automatic testing, and initiating device self-tests.

What does Smartctl long test do?

The long test was designed as the final test in production and is the same as the short test with two differences. The first: there is no time restriction and in the Read/Verify segment the entire disk is checked and not just a section. The Long test can, for example, be used to confirm the results of the short tests.

What is Western Digital data lifeguard diagnostic for Windows?

Western Digital’s Data Lifeguard Diagnostic for Windows searches for and verifies the status of Western Digital drives. By accessing the Data Lifeguard information stored on the hard drive, the program is able to quickly and efficiently verify the status of the drive.

Does Western Digital know anything about Linux?

Western Digital’s documentation is very explicit that it, Western Digital, knows nothing about Linux. It only mentions that there may exist “generic” drivers. Not aware of that problem – it is not mentioned on the box – I bought a WD “My Passport” external hard disk.

Can WD “my passport” external hard disk read and write Linux?

Not aware of that problem – it is not mentioned on the box – I bought a WD “My Passport” external hard disk. I plugged it into my computer running Ubuntu Linux and immediately saw that Linux could read and write the disk. So I would not have to reformat the disk, as do the poor Mac users.

Is it possible to diagnose faults in the Linux network?

It is difficult to find a Linux computer that is not connected to the network, be it server or workstation. From time to time it becomes necessary to diagnose faults, intermittence or slowness in the network. In this article, we will review some of the Linux commands most used for network diagnostics.