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 the features include 1)…
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 number in Superblock…
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 user: ssh root@IP_ADDRESS -p…
An operation fails in Plesk: SQLSTATE[23000]: Integrity constraint violation: 1062 Duplicate entry ‘X’ for key ‘PRIMARY’
Symptoms Cause The AUTO_INCREMENT value for the table is lower than the real maximum PRIMARY KEY value. This issue could be caused when InnoDB and XtraDB use an auto-increment counter…
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 concerned with reducing filesize…
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 striping with Hamming code…
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 for this. This cheat…
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 been detected automatically by…
Updating Intel NIC drivers on Linux centos
First Check the NIC driver version installed on the server. # /sbin/lspci | grep Ethernet 0b:00.0 Ethernet controller: Intel Corporation 82574L Gigabit Network Connection 15:00.0 Ethernet controller: Intel Corporation 82574L…