Technical guides and operational notes filed under Centos.
Technical guides and operational notes filed under Centos.
Webmin is a web-based graphical tool for unix . It is used to manage services like User management, Disk managemet, Network, Iptables ( Firewall ), Cron, Apache, DNS, File sharing and much more . In this article, we can…
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SVN – Apache subversion SVN – Subversion is a versioning and revision control system used by developers to track and keep up earlier versions of their source codes. Update yum repositories and packages by typing the…
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On CentOS 7, FirewallD a default firewall management tool is enabled. In order to install iptables , we need FirewallD from server: # systemctl stop firewalld # systemctl disable firewalld # systemctl mask --now…
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FFmpeg is a free and open-source project consisting of a vast software suite of libraries and programs for handling video, audio, and other multimedia files and streams. It contains libavcodec, libavutil, libavformat…
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How to add swap space on CentOS 7, which is a type of virtual memory that can be used to extend the amount of physical RAM available to the system. This can be useful if you are running out of RAM and your system is…
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When you create a volume group, by default, it is activated. Sometimes you may need to activate it manually to make the kernel aware of volume groups. To activate, # vgchange -ay my_vg_name To De-activate, # vgchnage…
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cPanel EasyApache 4 Installing Redis and Redis PHP extension Installing the Redis daemon: for CentOS 6/RHEL 6 rpm -ivh https://dl.fedoraproject.org/pub/epel/epel-release-latest-6.noarch.rpm rpm -ivh…
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Resetting email account password from Command line in cPanel 1) Login to the server as root via SSH 2) Run the command “openssl” and you will see this: test@test [~]# openssl OpenSSL> 3) Now in the OpenSSL prompt give…
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Get the mailids of all email currently in queue: postqueue -p|egrep "[A-F0-9]{11}"|awk '{print $1}' Get the count of emails in queue: mailq | tail -n 1 or postqueue -p|egrep "[A-F0-9]{11}"|awk '{print $1}'|wc -l List…
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yum (RHEL/CentOs/SL/etc) has an option which allows you to limit the download rate/amount of bandwidth used to download packages. Here’s how you do it: Edit the /etc/yum.conf file and add the following line…
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