Filesystem

How to Recover Deleted File Using ext3grep on Ubuntu

Recover deleted files ext3grep

Sometimes, especially on the command line, it happens that you delete a file or directory unintentionally. Ext3grep is a solution to recover deleted files. Ext3grep fetches information from the file system journal for recovering the deleted files or directory. Ext3grep can recover [...]

Yash Vasa 12:05 am

13 Practical df Command Examples to Check Disk Space in Linux

linux df command

The df command displays the disk space usage for the Linux filesystems. It displays the amount of total and free disk space available on the mounted file systems. Using the command, we can also find used blocks and inodes in [...]

Bobbin Zachariah 3:40 am

How to Encrypt Root Partition/Filesystem on Linux

An understanding of how your computer boots is required, because unlocking an encrypted root filesystem is integral to the bootstrap process. The current, stable kernel series, 2.6, optionally uses initramfs to help boot, Initramfs is a cpio archive that the [...]

Bobbin Zachariah 9:14 am

Linux Reclaim Storage Space - Ext4 Unmap Feature

Reclaim storage space ext4Ext4 Filesystem

Its been long time reclaiming space on a block level storage, been alerting and frustrating for all who work on storage side. Block storage only knows about areas of a volume that have ever been written . If later the [...]

Bobbin Zachariah 8:06 am

Fix Grub "error: unknown filesystem" on Centos/Redhat

Install GrubGrub Issue

GRUB is GRand Unified Bootloader, the default bootloader for Linux kernel based Operating Systems. If you have a dual boot system, like Windows and Linux, then you may have some issues with GRUB. If you install Windows after Linux installation, [...]

Bobbin Zachariah 6:41 pm

Ext2 vs Ext3 vs Ext4 Linux Filesystem

Ext Filesystem

A filesystem is a way of storing, organizing and accessing files (and/or directories) on a storage device. Some examples of filesystems are FAT, NTFS for Windows/DOS, HFS for MAC OS etc. In Linux, the popular filesystems are ext2, ext3 and [...]

Raghu 9:41 pm

How to Use fsck Command in Linux

Fsck Mount Filesystem

As a system administrator, you will be called to manage the filesystems of the servers. Tuning a filesystem is a task that you’re likely to perform every once in a while when making major changes to an installation. The common [...]

Alain Francois 8:28 am

How to Use df Command to List Filesystem Mount Points

In Linux df command is used to display the amount of total and free disk space available on the mounted file systems. Using df options you can find used blocks, inodes and free space available in the file system. In [...]

Bobbin Zachariah 2:20 pm

Hard Mount vs Soft Mount in NFS with Example

Using NFS protocol, the NFS client can mount the filesystem existing on a NFS server, just like a local filesystem. For example, you will be able to mount “/home” directory of host.nfs_server.com to your client machine as follows: # mount [...]

Bobbin Zachariah 11:56 pm

How to Find Unallocated Space on Linux

When managing a server, you can need to operate on data storage. To do it better, you can need to know how to manage unallocated disk space. Unallocated space is the unused space on the Hard disk which has not [...]

Bobbin Zachariah 11:50 pm

How to Access/Mount Samba Share on Linux Command Line

Samba Linux

Samba is a service in Linux that provides seamless file and print service to SMB/CIFS clients. One of the main features of Samba is that it allows interoperability between Linux/Unix servers and Windows-based clients. In general, you can share resource-like files [...]

Bobbin Zachariah 11:39 pm

How to Create, Format and Mount Filesystems in Linux

Linux Filesystem

A filesystem is an organization of data and metadata on storage device. If you want to access any files in unix-like OS, the filesystem has to be mounted where the file resides. Well know linux filesystems are Ext, Ext2, Ext3, [...]

Bobbin Zachariah 10:52 pm

How to Create Partition in Linux

df-h

In this tutorial, let's learn how to create a partition on Linux using fdisk commands. Fdisk is a command line utility that provides disk partitioning functions for various operating systems. It was originally developed by IBM in 1983 and since then [...]

Bobbin Zachariah 9:09 pm