How to reset or recover root password in CentOS/RHEL 8
Resetting the root password from the Boot Loader One task that every system administrator should be able to accomplish is resetting a lost root password.
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Understanding CentOS/RHEL 8 Boot Process
Step by Step Linux Boot Process (CentOS/RHEL 8) Modern computer systems are complex combinations of hardware and …
Beginners Guide to Stratis Local Storage Management in CentOS/RHEL 8
Describing the Stratis Architecture The current local storage solution in CentOS/RHEL includes many stable and mature …
How to Compress and Deduplicate Storage With VDO in CentOS/RHEL 8
Describing Virtual Data Optimizer CentOS/RHEL 8 includes the Virtual Data Optimizer (VDO) driver, which optimizes the …
How to Extend a Logical Volume in LVM - For XFS, Ext4 and Swap Filesystem
Extending a logical volume and XFS file system One benefit of logical volumes is the ability to increase their size …
How to Extend and Reduce a Volume Group in LVM
Extending and Reducing a Volume Group You can add more disk space to a volume group by adding additional physical …
How to Mount and Umount NFS Share in Linux
NFS, the Network File System, is an internet standard protocol used by Linux, UNIX, and similar operating systems as …
How to Create Logical Volumes (LV) in LVM
Logical Volume Management (LVM) Concepts Logical volumes and logical volume management make it easier to manage disk …
Beginners Guide to Scheduling Periodic Tasks in Linux Using Cron
Performing Periodic Tasks Often, people find that they are (or ought to be) performing tasks on a regular basis. In …
Job Control in Linux Using Bg, Fg and Jobs Commands
Running Commands in the Foreground When running a command from the bash shell prompt, unless you specify otherwise, the …
How to Send Signals to Processes With Kill in Linux
Signals Linux (and Unix) uses signals to notify processes of abnormal events, and as a primitive mechanism of …