CentOS

November 5, 2020

How to install OpenLiteSpeed web server in centos ?

Open LiteSpeed is an open source web server which comes with a lot of interesting features that helps us to manage our sites effectively. Some of […]
November 5, 2020

Bad Magic Number In Superblock

Bad Magic Number In Superblock The Server will go down due to issues in disks attached. Sometimes fsck in disks ends up in an error “Bad magic […]
October 26, 2020

How to Install Odoo 14 on CentOS 8 with Nginx as a Reverse Proxy

Log in via SSH and Update your Server First, you will need to log in to your CentOS 8 VPS by using SSH as the root […]
June 6, 2020

An operation fails in Plesk: SQLSTATE[23000]: Integrity constraint violation: 1062 Duplicate entry ‘X’ for key ‘PRIMARY’

Symptoms When adding a customer, subscription, mail account, mailing list, IP address, changing domain hosting type or installing a Let’s Encrypt SSL certificate in Plesk, the […]
May 30, 2020

How to Install mozjpeg

Mozilla announced their ‘mozjpeg’ project with the aim of improving lossless jpeg compression and making the web a faster place. Forked from libjpeg-turbo, mozjpeg is more […]
May 17, 2020

Linux RAID with mdadm Cheat Sheet

RAID Levels RAID 0 Stri­pes data evenly across two or more disks. RAID 1 Mirr­ors data on two or more disks. RAID 2 Rarely used, Bit-level […]
May 16, 2020

How to create/remove the disk from the array

Mdadm is the modern tool most Linux distributions use these days to manage software RAID arrays; in the past raidtools was the tool we have used […]
May 9, 2020

How to install wireless driver in RHEL 8 / CentOS 8 Linux

Using dnf you can search for available wireless drivers in the RHEL 8 / CentOS 8 repositories. The built-in way If your wireless card has not […]
May 9, 2020

Updating Intel NIC drivers on Linux centos

First Check the NIC driver version installed on the server. [[email protected]]# /sbin/lspci | grep Ethernet 0b:00.0 Ethernet controller: Intel Corporation 82574L Gigabit Network Connection 15:00.0 Ethernet […]