Prometheus init script for CentOS 6

Create init file.

Add following

Create User For Prometheus

Run prometheus on Boot

Verify it is enabled

“3:on” will start prometheus on run level 3, that is normal boot. Start Prometheus

See Monitor Server with Prometheus and Grafana […]

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rpmquery command allow you to check if a specific rpm package installed on your computer.


See rpm […]

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Update Cpanel License Key

To update cpanel server license, run


Back to Cpanel Server […]

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Install PHP 5.6 on CentOS 7

To install PHP 5.6 on CentOS 7, enable EPEL repo and remi repo

Install yum-utils and enable remi-php56 repo

Install PHP 5.6 with


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yum commands

Install a software with yum

Uninstall a software

Example for installing php and GD

When you need to update all install software, run

List all available software

List all installed software

See yum […]

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EPEL – Extra Packages for Enterprise Linux

EPEL (Extra Packages for Enterprise Linux) provide additional software for CentOS and RHEL. You can find more information about EPEL at On CentOS 7/8, you can enable EPEP repo with command

Or just download rpm package from the site and install. RHEL/CentOS 6:

RHEL/CentOS 7:

RHEL/CentOS 8:

See CentOS, yum […]

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yum [Errno 5] [Errno 2] No such file or directory

When running yum update on CentOS 7 server, i get following error

Someone had tried to install differnt version of python on this server. That caused this problem. When i run urlgrabber-ext-down, i get error saying python missing.

Problem fixed by creating symlink

See yum […]

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Install Vagrant on CentOS

To install Vagrant on CentOS, go to Get link to latest version, then run “rpm -ivh URL_TO_RPM_FILE”. At time of writing this post, latest Vagrant version is 2.2.9, to install Vagrant 2.2.9, run

To check Vagrant version

See Vagrant […]

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Install bind in CentOS 7

bind is a DNS server. To install bind on CentOS 7, run

Enable bind to start on boot

Start bind

You can see status with

Setup firewall You need to allow DNS ports UDP/TCP 53 in firewall. On CentOS 7, you can run

Configure bind By default bind only listens […]

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yum list all available packages in a repo

To list all packages available on a specific repo, run


This command list all packages available in repo “litespeed” […]

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