Linux
If your letsencrypt SSL certificates are not renewed automatically, chances are that your certbot.timer service is not running. Here are the steps to troubleshoot this issue: 1. List all current systemd timers (see if Certbot … Read more
Here are the steps to resolve the .local issues in Ubuntu 18.04.1 LTS Here is the “hosts” info of my /etc/nsswitch.conf file: hosts: files dns Edit this file /etc/systemd/resolved.conf DNS=***Enter the IP of your DNS … Read more
Install the unattended upgrade package sudo apt-get install unattended-upgrades Edit this file accordingly vim /etc/apt/apt.conf.d/50unattended-upgrades Install the Update Notifier The update-notifier daemon notifies about package updates and other useful information (like reboot required messages) This … Read more
Find out which version of the kernel that you are running: uname -r sudo apt-get remove linux-image-4.4.0-72-generic sudo apt-get remove linux-headers-4.4.0-72-generic Of course replace 4.4.0-72-generic with your kernel version number. cd /var/lib/initramfs-tools Remote old kernel … Read more
If you are getting the error below: systemd[1]: firewalld.service: Start operation timed out. Terminating. systemd[1]: Failed to start firewalld – dynamic firewall daemon. It may be due to the fact that the process is stuck … Read more
