I have a three server replicated volume setup (scalable network filesystem for cloud and VMs). I need to add one more server. How do I add a new a new brick to an existing replicated volume on a Debian or Ubuntu/CentOS Linux?
I have installed an OpenVPN server on a Debian Linux server. I have a client.ovpn file for my VPN server. How do I use it with Network Manager GUI? Is it possible to install or import client.ovpn file using the command line with Network Manager on a Ubuntu Linux or CentOS Linux desktop?
A very serious security problem has been found in the Linux kernel called “The Stack Clash.” It can be exploited by attackers to corrupt memory and execute arbitrary code. An attacker could leverage this with another vulnerability to execute arbitrary code and gain administrative/root account privileges. How do I fix this problem on Linux?
I recently ran a command ‘sed -i 's/CONFIG_1/CONFIG_OPT_2/g' /etc/nginx/sites-enabled/*.conf‘ on a Debian Linux server. However, the sed command destroyed the link and created a regular file in place of the link file. How can I prevent my ‘sed -i’ command from destroying symlinks on Linux or Unix-like system?