Memory

How to see memory usage of a service with systemctl?

The systemctl command can be used to show the memory usage of a service managed by systemd.

Smem

The command smem can help showing memory usage, including the usage of swap.

Pidstat

The command pidstat provides details about CPU, memory, and disk activity by processes.

Memory

Articles and information about how memory, such as RAM, is being used on Linux systems. Great for system administration and troubleshooting purposes.

Vmstat

The command vmstat reports information about memory, paging, processes, disks, block IO, CPU activitiy, and traps.

Swap memory information

Articles and tools to troubleshoot Linux system performance issues with focus on swap memory and its usage.

Dmidecode cheat sheet

Want to see all hardware details of a system? Then dmidecode is your friend, helping to decode all information from the SMBIOS specification.

Understanding memory information on Linux systems

Linux memory management is an extensive subject. This guide helps you understanding the how to analyze it and obtain available memory information.

Linux and ASLR: kernel/randomize_va_space

ASLR protects the Linux kernel and programs against different attacks. It can be tuned with the randomize_va_space setting to provide different protections.

Linux Security Principle: Containment of Failure

Everyone who ever used Windows 95, is familiar with the concept of failure. Fortunately, Linux systems have a strong foundation and use containment of failure.