There are several useful commands for looking at memory use on Linux systems, but if you don't know what the numbers mean, you may think your systems are in bad shape when they're really OK.

Useful Linux commands for examining memory usage and what the numbers mean Let’s look at some basic commands that report on memory usage. The first that probably comes to mind is free.

You can use the swapon and swapoff commands to enable and disable a swap device at will. This is handled automatically on ...

One of the most basic memory commands available on Linux systems is the free command. Free will report memory usage in kilobytes if you don’t tell it otherwise.

The built-in resource manager on Proxmox detects "used" memory rather than what’s "available" to the system. Since Linux VMs ...

The dmidecode -t memory command can also display a few things. There are probably more. It would be nice if the i2c drivers would pick up your memory chips independently.

Android only gives the Linux Terminal app a measly 4GB of RAM, which might not be enough memory for some workloads. Here's a possible fix.

When you're working in Linux, manually debugging memory-related errors can be difficult and time consuming. These five tools can help.