The System Activity Reporter, sar, can display a lot of information about your computer and save that information to files for later analysis. This program and its related tools are part of the sysstat package. When you install sysstat, a file named sysstat is added to the /etc/cron.d/ to call sar automatically. On Debian and […]
Linux Commands
“comm” Command in Linux with Examples
It is often useful to compare versions of text files. For system administrators and software developers, this is particularly important. A system administrator may, for example, need to compare an existing configuration file to a previous version to diagnose a system problem. Likewise, a programmer frequently needs to see what changes have been made to […]