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This article shortly explain how to install and configure logwatch on your Centos/RHEL/Fedora server in order to keep an eye on it Requirements working MTA (mail transport agent) like postfix, exim, sendmail, etc. root access (or sudo privileges) on the server Installation Install the logwatch package as usual # yum install logwatch -y Copy the default configuration file # cp -v /usr/share/logwatch/default.conf/logwatch.conf /etc/logwatch/conf/logwatch.conf Then modify with your preferred editor as your need (see the example below)...

Symptoms After I’ve upgraded the Linux kernel on my Fedora 18 server, I’ve faced a kernel panic on the next reboot. After few investigations, I found out that the new kernel version is buggy 😢 Solution In order to get your system back as it was is to change the grub 2 configuration to point to the previous kernel version. Here’s how I fixed it First, list all menu entries from your Grub 2 configuration (as root)...