storage Archives

Extend LEDE/OpenWRT system storage with USB

How to Extend LEDE/OpenWRT System Storage with an USB Device

5 August 2022 by Egidio Docile

LEDE/OpenWRT is a Linux-based operating system which can be used as an alternative to proprietary firmwares on a wide range of routers.

Installing it provides increased security, let us tweak our router and give us a wide range of software packages to install from the system repositories.

Installing packages is
very easy, thanks to the opkg package manager, but often the available
space on common routers is quite limited. In this tutorial we will see how to
extend the available system space using an USB device.

How to repair and clone disk with ddrescue

21 July 2022 by Korbin Brown

ddrescue is a tool that can be used to repair and clone disks on a Linux system. This includes hard drives, partitions, DVD discs, flash drives, or really any storage device. It performs data recovery by copying data as blocks.

How to force fsck to check filesystem after system reboot on Linux

1 July 2022 by Luke Reynolds

Checking the file system for errors is an important part of Linux system administration. It is a good troubleshooting step to perform when encountering bad performance on read and write times, or file system errors. In this tutorial, we will explain a procedure on how to force fsck to perform a file system check on the next system reboot or force file system check for any desired number of system reboots, whether it is the root or a non-root mount point.

How to label a partition or volume on Linux with e2label

22 June 2022 by Luke Reynolds

The purpose of this tutorial is to show how to label a hard disk in Linux. Labeling hard drives under a Linux system gives a user a better way to organize all of the block system’s devices on their system. The tool we can use for this task is the e2label command.

Mounting an NTFS partition on a Linux system

How to mount partition with ntfs file system and read write access

17 June 2022 by Luke Reynolds

NTFS stands for New Technology File System and is developed by Microsoft for use on their Windows operating systems. NTFS is normally used on Linux systems, but has been the default file system on Windows for many years. Linux users are probably used to seeing drives with the ext4 file system, which is ordinarily the default and certainly the most widespread in the Linux realm.

See storage usage on Ubuntu 22.04 Jammy Jellyfish

Ubuntu 22.04 disk space check

17 April 2022 by Korbin Brown

There are a few tools at your disposal for checking disk space on Ubuntu 22.04 Jammy Jellyfish. These tools and commands can be used to check a hard drive’s capacity and the size of the files on it, or just to check the size of a particular directory or file.

How to recover partition table in Linux

2 April 2022 by Korbin Brown

The partition table of a hard disk holds all the information about where each partition begins and ends. If the partition table gets deleted or becomes corrupt in some way, most likely your operating system will not be able to boot or you will face other hard disk issues. But there is good news: if your partition table is lost, it is possible to recover it using software such as testdisk.

How to set or change boot partition flag on Linux

25 March 2022 by Korbin Brown

The boot partition flag is used to indicate that an MBR partition is bootable. Although MBR has been superseded by GUID Partition Table in recent years, MBR is still very prevalent across many systems. The boot loader resides on a bootable partition and is what tells your system where to look for the operating system.

Introduction to MySQL storage engines

30 December 2021 by Egidio Docile

MySQL is probably the most famous Relational Database Management System (RDBMS). Developed as a free and open source software, it was originally backed by the MYSQL AB company, but is now owned by Oracle. In MySQL the “storage engine” used for a table determines how data is handled.

Format ssd in Linux

20 December 2021 by Luke Reynolds

In this tutorial, we go through the steps to format a Solid State Drive (SSD) on a Linux system. This can be done via GUI or command line, and we will cover the process for both. The guide will be applicable regardless of what Linux distribution you’ve decided to use, especially the command line method.

LVM backup and restore snapshot in Linux

16 November 2021 by Luke Reynolds

Logical Volume Manager (LVM) is used on Linux to manage hard drives and other storage devices. As the name implies, it can sort raw storage into logical volumes, making it easy to configure and use.

Changing the default Docker directory to a new location

Change Docker root directory /var/lib/docker to another location

12 November 2021 by Luke Reynolds

By default, Docker stores most of its data inside the /var/lib/docker directory on Linux systems. There may come a time when you want to move this storage space to a new location. For example, the most obvious reason might be that you’re running out of disk space.