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Unix Articles
Page 6 of 6
Frequently Used Examples of 'Fuser' Command in Linux
The fuser utility in Linux is a very smart Unix utility. As the name suggests, it offers knowledge about file user or the process that is currently utilizing the file or directory. This article explains about – Frequently used examples of ‘fuser’ Command in Linux.To get the more information about fuser, use the following command –$ fuserThe sample output should be like this –Usage: fuser [-fMuvw] [-a|-s] [-4|-6] [-c|-m|-n SPACE] [-k [-i] [-SIGNAL]] NAME... fuser -l fuser -V Show which processes use the named files, sockets, or filesystems. -a, --all display unused files ...
Read MoreFind the Largest Top 10 Files and Directories On a Linux
Sometimes, it becomes important to find which files or directories are ingesting up, all of your disk area on a Linux. Similarly, we should be able to discover a particular directory location on file system such as /tmp/ or /var/ or /domestic/. This article will help you to use Unix and Linux commands for finding the most important or biggest files or directories on the file systems.Although, there is no shortcut command which is available to discover the largest documents/directories on a Linux/UNIX/BSD file system but there is a possibility which we will be showcasing you about.By aggregating the following ...
Read MoreTop 10 UNIX Command Line Mistakes
As the saying goes – A man must be big enough to admit his mistakes, smart enough to profit from them, and strong enough to correct them. In IT world too mistakes are commonly done by new comers in the field due to inexperience. The Unix world is no different from the rest, and system admins unknowingly tend to commit some avoidable errors in their early days in the beginning of their career. Here are a few mistakes which are made by new system admins or users while working at UNIX prompt.This article explains the 10 most common Linux mistakes.userdel ...
Read MoreHow to detect encoding and mixed line endings (Windows and Unix) in SAP?
You can make use of CL_ABAP_FILE_UTILITIES => CHECK_FOR_BOM to define file encoding type and use constantly of class CL_ABAP_CHAR_UTILITIES to process the files.ClassCL_ABAP_CHAR_UTILITIESShort DescriptionUtilities for Processing Characters
Read MoreHow to use ansible for setting up production elasticsearch servers with cluster
In this article, we will learn how to use Anisble to configure and install production Elastic Search cluster on CentOS7 which ensures that the Elasticsearch nodes will be secure from outside network .we will use VPN services to connect to the clusters.Elasticsearch is a very popular open source search, server which can be used for real-time distributed search and analysis of the data for better performance, stability and for scalability we need the Elasticsearch to be deployed across multiple servers as a cluster.PrerequisitesWe need a minimum of three CentOS 7 server environments with private networking since the Elasticsearch cluster needed ...
Read MoreWhat is GRUB in Linux?
The GRUB (Grand Unified Bootloader) is a bootloader available from the GNU project. A bootloader is very important as it is impossible to start an operating system without it. It is the first program which starts when the program is switched on. The bootloader transfers the control to the operating system kernel. GRUB Features GRUB is the default bootloader for many of the Linux distributions. This is because it is better than many of the previous versions of the bootloaders. Some of its features are: GRUB supports LBA (Logical Block Addressing Mode) which puts the addressing conversion used ...
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