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 Centova Cast on CentOS?
Centova Cast is the leading management platform for Internet radio streams, providing extensive insight and control to stream hosting providers.Centova Cast offers powerful features for both stream hosting providers and…
Login issues: Rejected session for user admin because IP (1.2.3.4) doesn’t match session file (5.6.7.8)
If you’re logged in, or having issues logging in, where you get booted back to the main login page, and your: shows this error but both IPs are yours, that’s…
Plesk firewall apply configuration problem
When I tried activating the plesk firewall I am getting below error To resolve the issue follow below steps: “Another administrator is activating a configuration now.” error appears when previous…
OVH server not booting with centos7.6 kernel
One of our client was facing issue with OVH kernel. After rebooting the server it’s not coming up with normal kernel. I have checked the server using IPMI console and…
How to install Let’s Encrypt on CentOS 7 with Nginx
We have seen How to install Let’s Encrypt on CentOS 7 with Apache . Now we will see How to install Let’s Encrypt on CentOS 7 with Nginx. # yum…
How to install Let’s Encrypt on CentOS 7 with Apache
Let’s Encrypt is a free, automated, and open certificate authority (CA), run for the public’s benefit. It is a service provided by the Internet Security Research Group (ISRG). Let’s Encrypt…
command to activate VG on LVM?
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, #…
Limit download rate for yum
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…