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"Need to monitor Linux server performance? Try these built-in commands and a few add-on tools. Most Linux distributions are equipped with tons of monitoring. These tools provide metrics which can be used to get information about system activities. You can use these tools to find the possible causes of a performance problem. The commands discussed below are some of the most basic commands when it comes to system analysis and debugging server issues such as: Finding out bottlenecks. Disk (storage) bottlenecks. CPU and memory bottlenecks. Network bottlenecks."

"A tal fin, se escribieron dos scripts, el primero de ellos, que dado un directorio crea un archivo tar comprimido del mismo. Y el segundo, el que se ejecuta diariamente, que se encarga de verificar la fecha de modificación del último backup full del directorio y a partir de la misma crea un tar comprimido con los cambios desde entonces."

"This guide shows you how to set up a secure mail server on your Linode with Postfix, Dovecot, and MySQL."