MySQL Could not create unix socket lock file

When trying to reset MySQL 8 user root password, I got the following error message in the log file (/var/log/mysql/error.log).

pvcreate Device /dev/sdb excluded by a filter

When creating LVM physical volume with the command “pvcreate”, I got the following error This disk was previously used as

SSH Server refused our key

I got the following error when logging in to a server using SSH key authentication. I checked the log file

How to create public key from SSH private key?

Lost SSH public key, don’t worry, you can generate it from your private key file. If you have an SSH

Enable WebSocket in Cpanel Server with Nginx

On a Cpanel server, WebSocket server was running on port 8080. It worked fine with HTTP. After enabling HTTPS, it

Ubuntu Cpanel Can’t locate FindBin.pm in @INC

Cpanel control panel recently started supporting Ubuntu Operating System. Ubuntu support was announced after RedHat stopped supporting RHEL-based CentOS. When

How to check if ImageMagick is installed?

How to find ImageMagick is installed on the server, run Usually, it will be installed at – /usr/bin/convert On Ubuntu/Debian,

Determine the Default Time Zone on Linux

To find the timezone of your Linux server, you can use the command You can also use the command To

How to Increase size of /tmp on cpanel server

To increase the size of /tmp folder, first, stop monitoring services, so it won’t get auto started while we resize

MySQL 5.7 Community Server GPG keys already installed but they are not correct

On a CentOS 7 server, when updating software packages with the yum update command, it fails with the following error

How to remove a package without removing dependencies in RHEL

When you remove a package with the command yum will remove all other packages that are dependent on the package

How to install dropbear SSH server

Dropbear is a Lightweight SSH server. You can use it as openssh server alternative. Dropbear is particularly useful for embedded