There are several commands for checking up on memory usage in a Linux system. Focusing on which processes and users are consuming the most memory can benefit from a few carefully crafted tools and ...

The best command for getting a quick and accurate view of memory use on a Linux system is probably the free command, provided you factor in an understanding of what the -/+ buffers/cache line is ...

To get some quick memory information on a Linux system, you can also use the meminfo command. Looking at the meminfo file, we can see how much memory is installed as well as how much is free.

For example, my fileserver eats up every byte of the 2GB of memory it has, but more than 75% of it is used as file cache, and it will just consume as much memory as i give it.

Of course, running the date command with watch isn’t very helpful (unless you really want a terminal clock). Let’s make this command useful. Say you’re sensing an issue with memory on a machine.

I've been using a minimal install of FreeBSD as a file server lately, and while I'm happy with it, I decided to try out Debian as well (just to learn more about Linux). What surprised me is that ...