This category contains all the Linux, Solaris and ELK based topics.
![How to Enable Nested VT-X/AMD-V in Virtualbox [Step by Step] 1](https://www.cyberithub.com/wp-content/uploads/2021/12/enanes.jpg)
In this article, I will explain how to enable Nested VT-X/AMD-V in Virtualbox. Last night when I was trying to bring up a VM using vagrant in my Ubuntu system which is actually running on Oracle VirtualBox, I was facing Stderr: VBoxManage: error: VT-x is not available (VERR_VMX_NO_VMX) error. When I further checked, I found ... Read more
![[Solved]: Cannot enable nested VT-x/AMD-V without nested-paging 5](https://www.cyberithub.com/wp-content/uploads/2021/12/enabcha.jpg)
In this article, we will look to solve Cannot enable nested VT-x/AMD-V without nested-paging error but before that let me give you a quick background on this error. Sometimes people working on VirtualBox tends to enable Nested VT-x/AMD-V but forget to disable Hyper-V feature in Windows due to which whenever they try to start the ... Read more
![How to Create a Large File in Linux [4 Simple & Easy Methods] 9](https://www.cyberithub.com/wp-content/uploads/2021/12/large.jpg)
In this article, we will see how to create a large file in Linux using 4 simple and easy methods. There could be many situations which requires you to create a large file in Linux. One of the possible situation could be to test the disk space monitoring tools if working properly or not. If ... Read more
![How to Install CopyQ on Ubuntu 20.04 LTS [Step by Step] 10](https://www.cyberithub.com/wp-content/uploads/2021/12/insco.jpg)
In this article, I will take you through the steps to install CopyQ on Ubuntu 20.04 LTS. CopyQ is an advanced open source Clipboard Manager which monitors your System Clipboard and save its contents like images, texts and html in customized tabs. Then it can be later copied and pasted directly into any application. It ... Read more
In this article, I will take you through the steps to install homebrew Package manager on Ubuntu 20.04 LTS. It is most commonly seen that Users habitual of using some specific command on a particular system always look for same kind of command when they change their System. So that it would be much comfortable ... Read more
![How to Enable CSF Firewall GUI on Ubuntu 20.04 LTS [Step by Step] 14](https://www.cyberithub.com/wp-content/uploads/2021/12/enablecs.jpg)
In this article, I will take you through Step by Step Guide to enable CSF Firewall GUI on Ubuntu 20.04 LTS. ConfigServer Security and Firewall(CSF) is a free and a Stateful packet Inspection firewall suitable for use in most of the Linux distributions. It comes with lot of in-built features and provides you an excellent ... Read more
![[Solved] Failed to start ConfigServer Firewall & Security - lfd Error 17](https://www.cyberithub.com/wp-content/uploads/2021/12/confser.jpg)
In this article, I will take you through the steps to solve failed to start ConfigServer Firewall & Security - lfd error. Last night when I was working with ConfigServer Security & Firewall(CSF), I encountered this error while trying to restart lfd service. So thought to create an article for this so that it will ... Read more
![How to Install RainLoop Webmail on Ubuntu 20.04 LTS [Step By Step] 18](https://www.cyberithub.com/wp-content/uploads/2021/11/rainlo.jpg)
In this article, I will take you through the steps to install RainLoop Webmail on Ubuntu 20.04 LTS. RainLoop is a free and open source webmail with modern user interface and complete support of IMAP and SMTP protocols. It also provides easy integration with Social Media Platforms like Facebook, Google, Twitter and Dropbox. It is ... Read more
In this article, I will take you through the steps to install Google Chrome Browser on Ubuntu 20.04 LTS. Google Chrome was originally developed and released for Microsoft Windows only. Later on, it was released for Linux and Mac OS as well. You will be amazed to hear that Google Chrome is most widely used ... Read more
![How to Install VictoriaMetrics on Ubuntu 20.04 LTS [Step By Step] 25](https://www.cyberithub.com/wp-content/uploads/2021/11/victornetr.jpg)
In this article, I will take you through the steps to install VictoriaMetrics on Ubuntu 20.04 LTS. According to Official Documentation, VictoriaMetrics is a cost effective, high performance open series database and scalable monitoring solution. It can be used as a long term storage for Prometheus and can also be used as drop-in replacement for ... Read more